B669436_ARACHNE_BUS_SOW_FINAL.pdf

ARACHNE Spacecraft Bus Statement of Work Unclassified//Unlimited Distribution

February 11, 2025

Unclassified // Unlimited Distribution

Lawrence Livermore National Laboratory ii Document release number: LLNL-MI-2003207

Disclaimer

This document was prepared as an account of work sponsored by an agency of the United States government. Neither the United States government nor Lawrence Livermore National Security, LLC, nor any of their employees makes any warranty, expressed or implied, or assumes any legal liability or responsibility for the accuracy, completeness, or usefulness of any information, apparatus, product, or process disclosed, or represents that its use would not infringe privately owned rights. Reference herein to any specific commercial product, process, or service by trade name, trademark, manufacturer, or otherwise does not necessarily constitute or imply its endorsement, recommendation, or favoring by the United States government or Lawrence Livermore National Security, LLC. The views and opinions of authors expressed herein do not necessarily state or reflect those of the United States government or Lawrence Livermore National Security, LLC, and shall not be used for advertising or product endorsement purposes.

Lawrence Livermore National Laboratory is operated by Lawrence Livermore National Security, LLC, for the U.S. Department of Energy, National Nuclear Security Administration under Contract DE-AC52-07NA27344.

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Table of Contents 1 Scope 2 Applicable Documents

2.1 Compliance Documents

2.2 Reference Documents

3 Requirements

3.1 Critical Interfaces

3.2 Thermal Design

3.3 Mass Measurement

4 Deliverables

4.1 Parts and Materials Lists

4.2 Spacecraft Bus

4.3 Payload Integration

4.4 Ready for Delivery

4.5 End Item Data Package

4.6 Meetings and Reviews

4.7 List of Deliverables and Due Dates

5 Quality Assurance Provisions

5.1 Quality Management System/Process Requirement

5.2 Flow Down of Applicable Requirements

5.3 Rights of Entry for Surveys, Audits, and Inspections

5.4 Notification of Nonconforming Product

5.5 Notification of Changes to Product, Business Address, or Business Scope

5.6 Parts, Materials, and Processes

5.7 Workmanship, Handling, and Special Process Control Requirements

5.7.1 Workmanship Standards

5.7.2 Printed Wiring Board Manufacturing and Design

5.8 Electrostatic Discharge Protection Requirements

5.9 Counterfeit Component Protection Requirements

5.10 Inspection, Measuring & Test Equipment (IM&TE) Calibration and Certificates

5.11 Contamination Control

5.12 Configuration Management

5.12.1 Configuration Control

5.12.2 Traceability

5.13 Responsibility for Inspection

5.14 Problem/Failure Analysis and Reporting

5.15 Maintenance and Repairs

6 Status Reports, Meetings and Reviews

6.1 Kickoff / System Requirements Review

6.2 Every Other Week Teleconferences

6.3 Milestone Reviews

6.3.1 Design Reviews

6.3.2 Test Readiness Review

6.3.3 Pre-Ship Review (PSR)

6.4 Earned Value Management (EVM)

7 Facility Access 8 List of Acronyms

Section 1 1 Scope

This Statement of Work (SOW) defines the subcontract activities, deliverable items, responsibilities, and schedule requirements the Subcontractor for the Arachne project.

Lawrence Livermore National Security, LLC (LLNS) is the prime contractor. The Subcontractor shall furnish all the personnel, materials, equipment, and services which are required to design, analyze, manufacture, integrate, and test the bus in accordance with the requirements of this SOW and the documents referenced herein.

The scope of this document encompasses the programmatic activities and deliverables and the quality requirements of the spacecraft bus, bus test, launch vehicle integration support and initial operations support. This document is paired with the Subcontractor Spacecraft Bus Specification (LLNL-PROP-XXXXXX-DRAFT) for Arachne which describes the technical parameters required for the spacecraft bus to support the payload.

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Section 2 2 Applicable Documents

The following documents form a part of this SOW to the extent specified herein. Unless otherwise specified the most current revision of the documents shall apply.

2.1 Compliance Documents

TBS

2.2 Reference Documents

The following documents are for reference.

[1] NASA-STD-8739.1A, Workmanship Standard for Staking and Conformal Coating of

Printed Wiring Boards and Electronic Assemblies [2] NASA-STD-8739.2, Workmanship Standard for Surface Mount Technology (SMT) [3] NASA-STD-8739.3, Soldered Electrical Connections [4] NASA-STD-8739.4, Crimping, Interconnecting Cables, Harness and Wiring [5] J-STD-00 I ES, (Joint Industry Standard), Space Applications Electronic Hardware

Addendum to JPC. J-STD-00 IE Requirements for Soldered Electrical and Electronic Assemblies

[6] IPC A-600, Acceptability of Printed Boards [7] IPC-6011, Generic Performance Specification for Printed Boards [8] IPC-60128, Qualification and Performance Specification for Rigid Printed Boards [9] IPC-6013, Qualification and Performance Specification for Flexible Printed Boards [10] IPC-2221, Generic Standard on Printed Board Design [11] IPC-2222, Sectional Design Standard for Rigid Organic Printed Boards [12] IPC-2223, Sectional Design Standard for Flexible Printed Boards

The following documents are for guidance. Commercial off-the-shelf (COTS) components may be suitable for this application with little or no modification; the documents are provided to assess this suitability, and for guidance when changes are made.

[1] EEE-INST-002 (April 2008, Incorporated Addendum 1), Instructions for EEE Parts

Selection, Screening, Qualification, and Derating [2] NASA-STD-6016, Standard Materials and Processes Requirements for Spacecraft Project

Documents

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Section 3 3 Requirements

• The Subcontractor shall meet the requirements for the bus, as documented in the Subcontractor Spacecraft Bus Specification for Arachne.

• The Subcontractor and all other mission partners shall present the design at design reviews. The review shall be hosted by the Subcontractor at its facility and broadcast on WebEx or another video conferencing site when requested by LLNS.

• The Subcontractor shall perform verification by demonstration, inspection, analysis, or test. The Subcontractor shall submit an acceptance test plan for LLNS’ review and approval. Acceptance tests shall be performed before and after exposure to specified environments of the specification.

• The Subcontractor shall integrate the LLNS-supplied Payload with the Subcontractor Bus and lead the integrated Observatory test, with LLNS assistance where needed for the Instrument-related portions, with sign off approval from LLNS.

• After acceptance, the Subcontractor shall deliver the completed Observatory to the address specified by LLNS. That delivery address will be CONUS with the specific location to be determined by the Arachne sponsor post-award.

• The Subcontractor shall provide support for launch vehicle integration (CONUS, 2 FTE, 1-week nominal LVI operations plus 1-week of contingency operations). The support includes the following:

Preparing Observatory for launch at Subcontractor location prior to shipment to launch site (e.g. MLB install and battery charging)

Receiving Observatory at launch site Unpacking Mechanical Ground Support Equipment (MGSE) and

Observatory from shipping containers Connecting Launch Services Provider (LSP) provided purge to

Observatory using LLNS provided hardware Performing Remove Before Flight (RBF) and Install Before Flight (IBF) operations, as required Vertical or horizontal mechanical integration of Observatory to LV-

Payload interface in coordination with LSP

• After launch, the Subcontractor shall remotely support on-orbit check out (1 hr./day telecon support from two Subcontractor personnel, 10 hours/week of data and anomaly analysis support, 2-month duration).

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• The Subcontractor shall use internal processes and procedures to execute the Subcontract.

3.1 Critical Interfaces

• The Subcontractor shall participate in the generation and maintenance of the Interface

Control Drawing (ICD) in conjunction with LLNS for the mechanical, electrical, software and thermal interfaces between the payload and the bus. The Subcontractor shall maintain the bus ICD and provide updates as the design evolves.

• The Subcontractor shall participate in verifying the command and telemetry data links between the bus and ground system (i.e., Buyer-provided ground compatibility test:

single test, one week duration at the Subcontractor) against written data links test plans in coordination with the Kongsberg Satellite Services (KSAT).

• The Subcontractor shall manage and maintain Radio Frequency (RF) communication link analysis and budgets. LLNS shall provide information from ground stations for input to the RF link analysis. Link analysis and budget shall be shared with LLNS.

3.2 Thermal Design

The Subcontractor shall ensure the Bus operates during all thermal space environments for the mission.

The Subcontractor shall deliver a Bus reduced thermal model for integration into LLNS’ detailed thermal model. The thermal model shall be a Thermal Desktop model (or equivalent format, with written approval by the LLNS technical representative). The model shall contain between 5,000 and 100,000 nodes.

3.3 Mass Measurement

The Subcontractor shall measure and report the mass of the Observatory to an accuracy of +/- 1%.

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Section 4 4 Deliverables

4.1 Parts and Materials Lists

The Subcontractor shall develop and maintain a parts and materials lists. The Electrical, Electronic, and Electromechanical (EEE) parts list is not a deliverable but can be inspected on-site and/or remotely with the Subcontractor’s executive management approval. A redacted materials list shall be delivered to LLNS.

4.2 Spacecraft Bus

The Subcontractor shall fabricate and deliver three (3) buses that meets the requirements as described in the performance specification, Spacecraft Bus Specification (LLNL-PROP- XXXXXX-DRAFT) for Arachne. The three (3) spacecraft buses are deliverables and can be delivered in place prior to payload integration.

4.3 Payload Integration

The Subcontractor shall integrate the LLNS-provided Payload with the Bus to form the integrated Observatory. The three (3) integrated Observatories are also deliverables. See Section 3 for the delivery address.

4.4 Ready for Delivery

The Subcontractor shall deliver the integrated Observatory to the TBD CONUS location and provide for an appropriate shipping container.

4.5 End Item Data Package

The Subcontractor shall deliver the End Item Data Package (EIDP) including:

- Component level and higher assemblies

- Mechanical ICD for the deliverable hardware

- General (electrical, software, operations) ICD for the deliverable hardware

- Released test procedure for the assembly(ies) being delivered (not lower-level procedures)

- Test results for the assembly(ies) being delivered (typically COSMOS logs, not binary files)

- Environmental (acceptance or qualification) test report from Vibe lab, temperature profile plots from TVAC or Thermal Cycling (if applicable) Copies of Non-Conformance Reports (NCR) which occurred at the assembly level

- (If applicable) Copies of Waivers or Deviations approved by LLNS

- Certificate of Conformance, signed by the Mission Success Manager

- Project-specific requirements, as specified in the Subcontract.

- 15PR4678, Storage Procedure

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LLNS will review and approve the EIDP as part of the Test Readiness Review.

4.6 Meetings and Reviews

The Subcontractor shall support and participate in the following:

• Kickoff / System Requirements Review (SRR) Meeting – about 2 weeks ARO – description in Section 6.1

• Teleconference with LLNS every other week - description in section 6.2

• Preliminary Design Review – about 3 months ARO – description in section 6.3

• Critical Design Review - about 6 months ARO - description in section 6.3

• Test Readiness Review – one (or more) week prior to start of integrated satellite testing – description in section 6.3.2

• Pre-Ship Review (PSR) - one (or more) week prior to delivery - description in section 6.3.3

4.7 List of Deliverables and Due Dates

The Subcontractor shall deliver the following items:

Item No.

Description

Delivery Date

1 Kickoff / SRR package At Kickoff/SRR

2 Preliminary Design Review package

3 days prior to Review

3 Preliminary Design Review (l-day)

3 months ARO

4 Critical Design Review package 3 days prior to Review

5 Critical Design Review (l-day) 6 months ARO

6 On-orbit Handbook 12 months ARO

7 Event Checks and Macros 12 months ARO

8 Space to Ground ICD 12 months ARO

9 EDU Avionics Unit (FAU) 6 months after Bus to Payload interfaces are defined and 2 months after Payload interface emulator is delivered to the Subcontractor 10 Command and Telemetry Files 6 months ARO

11 Mid-Assembly Progress Report

24 months ARO

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Item No.

Description

Delivery Date

11 PL Integration Readiness Review package

Approximately* 1 month + 1week prior to Bus delivery

12 PL Integration Readiness Review (1-day)

Approximately* 1 month prior to Bus delivery

13 Final Bus Delivery in place Approximately* 2 months + 1 week prior to ship

14 Observatory Test Readiness Review package

Approximately* 1 month + 1week prior to ship

15 Observatory System Test Readiness Review (1-day)

Approximately* 1 month prior to ship

16 Observatory Pre-Ship Review package (including Acceptance Test Data)

3 days prior to PSR

17 Pre-Ship Review (PSR) (1-day) Approximately* 1 week prior to ship ±3 days

18 Observatory Delivery to Buyer 3 years ARO

19 Bus End Item Data Package (Qty 3)

2 weeks after PSR

20 Encryption Keys (Qty 3) Prior to Launch

*Approximately = ±1 week

NOTE: See Section 6 for a description of the Kickoff/SRR, Design Reviews, and the Pre-Ship Review (PSR).

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Section 5 5 Quality Assurance Provisions

5.1 Quality Management System/Process Requirement

The Subcontractor shall maintain a Quality or Inspection and Test system that meets the requirements of the international standard AS9001.

5.2 Flow Down of Applicable Requirements

The Subcontractor shall flow down all applicable requirements of this Subcontract to lower tier subcontractors.

5.3 Rights of Entry for Surveys, Audits, and Inspections

The Subcontractor shall accommodate LLNS employees’ access to the Subcontractor's facilities upon reasonable request and with Subcontractor approval.

5.4 Notification of Nonconforming Product

The Subcontractor shall submit nonconformance notifications affecting Form, Fit or Function or that are proposed use-as-is or repair of deliverable product for LLNS’ disposition approval; this notification period begins upon commencement of bus acceptance testing. If the Subcontractor determines after shipment that the product does not conform to requirements, the Subcontractor shall notify the LLNS Contract Analyst in writing within two business days.

5.5 Notification of Changes to Product, Business Address, or Business Scope The Subcontractor shall provide written notification to the LLNS Contract Analyst of any change in product design, plant location, materials, or production and/or scope of processes from those specified in the Subcontract. The Subcontractor shall provide written notification to the LLNS Contract Analyst of any pending business shutdowns or closures which may affect Subcontract completion.

5.6 Parts, Materials, and Processes

The Subcontractor shall select, screen, and qualify parts for use in deliverable flight hardware that either have high-reliability pedigree or have been used successfully on a relevant space flight mission. Materials and processes to be used in deliverable flight hardware should be selected in accordance with NASA-STD-6016.

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Parts satisfying the below quality standards of this SOW:

• EEE-lNST-002, level 3 OR

• Vendor Hi-Reliability OR

• Automotive grade OR

• Parts with generic qualification data (must be reviewed and approved by the Subcontractor

PCB) OR

• Established reliability with a MTBF of ≥ 500,000 hours

Parts that do not meet the criteria listed above shall be screened by the Subcontractor and qualified to meet the overall reliability requirements defined in Section 17 (Reliability and Radiation) of the Spacecraft Bus Specification for Arachne. The Subcontractor shall maintain parts qualification records in accordance with SOW Section 5.12.2 (Traceability), and LLNS may request copies of the records.

The following additional minimum requirements are also applicable:

• Parts shall be evaluated for compatibility with the expected radiation environment; this requirement may be satisfied by: l) part (type) testing to 20kRad with no degradation of system operation detected post-irradiation and 2) periodic (either annual or semi-annual) radiation testing to confirm previous results and to identify any part or die changes which would have impacted the system radiation tolerance.

• Parts shall not be used outside of the manufacturer's recommended operating parameters.

• Hazardous materials shall not be used. Only materials that have a total mass loss (TML)

≤1.0% and a collected volatile condensable mass (CVCM) ≤0.1% shall be used. Materials shall be used in accordance with their anticipated shelf-life. Plans to recertify or otherwise extend the shelf life of materials shall require approval by LLNS prior to usage.

5.7 Workmanship, Handling, and Special Process Control Requirements The Subcontractor shall ensure that workmanship and special process requirements will be executed using only trained and certified staff in accordance with the requirements of the individual standards as applicable. Unless otherwise directed through specific workmanship standards, workmanship must conform to the requirements of the drawing or other associated engineering documentation.

Examples include but are not limited to: welding, plating, heat treating, non-destructive testing and analysis, soldering, crimping, cabling, harnessing, Electrostatic Discharge (ESD) controls, fiber optic terminations, surface mount technologies, and polymeric applications.

5.7.1 Workmanship Standards

The Subcontractor shall ensure the deliverable flight electronics hardware comply with the following workmanship standards (or equivalent Subcontractor standards):

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• Polymerics - NASA-STD-8739.1 A, Workmanship Standard for Polymeric Application on Electronic Assemblies

• Soldering:

o NASA-STD-8739.2, Workmanship Standard for Surface Mount Technology; and

NASA- STD-8739.3, Workmanship Standard for Soldered Electrical Connections; or o IPC J-STD-001 ES, Space Applications Electronic Hardware Addendum to IPC J-

STD- 001E Requirements for Soldered Electrical and Electronic Assemblies

• Cables/harnesses - NASA-STD-8739.4, Workmanship Standard for Crimping, Cables, Harnesses, and Wiring

5.7.2 Printed Wiring Board Manufacturing and Design

The Subcontractor shall ensure the Printed Wiring Boards (PWBs) is manufactured in accordance with the Class 3 requirements of the following IPC standards (or equivalent Subcontractor standards):

• TPC A-600, Acceptability of Printed Boards

• IPC-6011, Generic Performance Specification for Printed Boards

• IPC-6012B, Qualification and Performance Specification for Rigid Printed Boards

(excluding section 3.10.3 Fungus Resistance Test, and section 3.3.6 Steam Aging)

• IPC-6013, Qualification and Performance Specification/or Flexible Printed Boards

The Subcontractor shall ensure the PWB design is in accordance with the following standards (or equivalent Subcontractor standards):

• IPC-2221, Generic Standard on Printed Board Design

• IPC-2222, Sectional Design Standard for Rigid Organic Printed Boards

• IPC-2223, Sectional Design Standard for Flexible Printed Boards

5.8 Electrostatic Discharge Protection Requirements

When items under this Subcontract are, or may be sensitive to ESD, the Subcontractor shall ensure they are manufactured, handled, packaged, and marked for ESD protection. The Subcontractor’s ESD control program shall meet the minimum requirements of ANSI/ESD S20.20.

5.9 Counterfeit Component Protection Requirements

The Subcontractor shall only purchase parts and materials directly from Original Equipment Manufacturers (OEM), or OEM franchised or authorized distributors. Procurement of parts or materials through other sources must be authorized in advance by the LLNS Contract Analyst.

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5.10 Inspection, Measuring & Test Equipment (IM&TE) Calibration and Certificates When test and measuring equipment is utilized to verify final measurements of product features and tests as part of this Subcontract, the Subcontractor shall maintain a calibration system for this equipment that is traceable to the NIST and/or another recognized standard.

5.11 Contamination Control

The flight system development and the integration and test activities shall be performed by the Subcontractor in a cleanroom environment. The spacecraft bus work area shall have a particulate cleanliness of Class 100,000 or better. The bus shall, with the exception of environmental testing, be maintained to at least a Visibly Clean (VC) Level in accordance with 0PL0313. Molecular cleanliness shall follow the requirements stated in Section 5.6.

At the Subcontractor’s facility, initial mate of payload and space vehicle (SV) shall be done by the Subcontractor in a Class 10,000 (ISO Class 7) environment and upon completion, a GN2 purge shall be conducted for the remainder of the SV processing and launch vehicle integration.

5.12 Configuration Management

5.12.1 Configuration Control

The Subcontractor shall maintain configuration control covering all phases of procurement, specification, design, change, fabrication, test and delivery of contract hardware and software. A configured article list giving as-built configuration and design configuration of deliverable unit to major module level shall be delivered to LLNS for the Pre-Ship Review.

5.12.2 Traceability

The Subcontractor shall maintain a system for categorizing electronic parts and tracing those parts through the fabrication, assembly, test, and delivery cycles.

a. The item's parts and materials shall be traceable from the initial source of material through the completed hardware.

b. Parts shall be traced by part number, manufacturer, serial number (when available), and lot number (when available).

The Subcontractor shall maintain fabrication records (i.e., travelers), which are capable of providing two-way traceability from the first stages of assembly through final acceptance testing.

The Subcontractor shall ensure specific entries are made, recording this information as parts are installed.

All discrepancies, material reviews, malfunction reports, and incorporation of engineering changes shall be tracked by the Subcontractor.

5.13 Responsibility for Inspection

The Subcontractor shall be responsible for performing and documenting all inspections, including incoming, in- process, screening inspections and final conformance inspection, as a minimum.

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The Subcontractor shall notify LLNS at least five (5) business days prior to the following activities to give LLNS the opportunity to inspect and observe:

• Commencement of bus integration

• Commencement of bus acceptance testing

• Final flight system inspection (i.e., prior to delivery)

Scheduled activities will proceed with or without LLNS’ observation.

5.14 Problem/Failure Analysis and Reporting

Any problems/failures, catastrophic or parametric, shall be analyzed by the Subcontractor.

Analysis of problems/failures may be limited to quantity and degree sufficient to establish failure mode and cause. Initial problem/failure analysis results shall be documented and submitted to LLNS within two (2) business days of each incidence. If needed, a more detailed analysis shall be communicated to LLNS within two (2) weeks of an incident. Reporting of problems/failures begins at the start of bus acceptance testing.

5.15 Maintenance and Repairs

If a repair is required after acceptance testing has begun, then some acceptance testing may need to be repeated by the Subcontractor, in consultation with LLNS.

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Section 6 6 Status Reports, Meetings and Reviews

The Subcontractor shall deliver the following status reports and support and participate in the following meetings and reviews.

6.1 Kickoff / System Requirements Review

The Subcontractor shall hold a Kickoff / System Requirements Review and present initial design concepts and requirements, along with administrative and technical plans for the Subcontract.

Content is per items a) through i) below. Example content is shown here for illustrative purposes:

a) Program Summary

b) Program Organization

c) SOW and Bus Specification Compliance Reviews

d) Design Status

e) Risk Management

f) Schedule

g) Mission Success

h) Facility Tour

i) Action Items Review

6.2 Every Other Week Teleconferences

The Subcontractor and LLNS shall hold a teleconference every other week for technical discussions to keep both parties up to date on the status, issues, and schedule status of the project. An example agenda is as follows:

• Technical Status o Assessment of progress o Current problems & issues o Closure of action items o NCR status o Status of waivers o Parts status

• Management and Schedule o Accomplishments o Schedule status o Forecast of accomplishments

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If agreed upon by LLNS and the Subcontractor, additional meetings may be held on an as-needed basis.

6.3 Milestone Reviews

The Subcontractor must successfully complete each of the reviews descried below. The LLNS Technical Representative will provide written authority to proceed upon Subcontractor’s successful completion of each review.

6.3.1 Design Reviews

The Design Reviews will be chaired by LLNS. Each review requires the Subcontractor to prepare a review data package containing appropriate reference documentation for the review.

The minutes and action items that result from these reviews shall be documented by the Subcontractor and made available to LLNS. If deficiencies are found at the reviews, the Subcontractor shall be required to develop a corrective action plan for the deficiencies within 10 working days. The Subcontractor shall not proceed with further program development until corrective action plans shall be delivered to LLNS and LLNS has approved the Subcontractor’s corrective actions. At the beginning of each review, action items collected at the previous review shall be presented with the corrective action or resolution taken.

During the Preliminary Design Review the Subcontractor shall present the driving requirements and establish the baseline architecture. This review demonstrates that the baseline requirements are understood that the design satisfies the baseline requirements, and that the program can be accomplished within allocated resources. The PDR shall cover the following items, with a focus on changes from the Subcontractor’s heritage/standard bus design:

• Preliminary Schedule

• System Requirements Changes from SRR/Subcontract Award

• Compliance Approach

• Key Interfaces (LV, Payload, Ground)

• Spacecraft System Description, focusing on changes from Subcontractor’s heritage/standard design

• Waiver and/or change requests

• Preliminary Integration & Test Approach

• Key performance requirements vs. capability Subsystem Preliminary Design (e.g.

Thermal, Structural, Mechanical, Electrical, Software, EGSE/Simulators, Contamination, Launch support, Mission Assurance)

• Subsystem Designs, focusing on changes from Subcontractor’s heritage/standard designs

• CONOPS

• Performance with predicted margins

• Subsystem Status, Schedule & Risks Operations

• Mission Assurance Plan (with Compliance Matrices)

• Project Management Plan, includes overall resources, schedule

• Top PM Risks, Issues and Drivers

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During the Critical Design Review (CDR) the Subcontractor shall present a design using substantially completed drawings, analyses, and breadboard/engineering model evaluation testing (if applicable) to show that the design will meet the baseline performance and interface specifications and the required design objectives. Baseline calculations for mechanical loads, stress, torque margins, thermal performance, radiation design and spacecraft reliability shall be presented. Baseline software requirements, software design, and updated system performance estimates shall also be presented. The CDR shall cover the same items defined for PDR with more detail and final/released maturity.

6.3.2 Test Readiness Review

During the Test Readiness Review the Subcontractor shall present a detailed summary of the assembly steps taken to date and a detailed plan for the remaining integrated testing including environmental test plans. The intent is to show the spacecraft, all required documentation, operating procedures, ground support equipment, facilities, etc. are ready for test. Content is per items a) through k) below. Example content is shown here for illustrative purposes:

a) Verification that bus / Observatory is complete

b) Review requirements verified by test

c) AI&T flow overview

d) Test facilities readiness

e) Personnel readiness

f) Test levels review (structural and thermal)

g) Procedures readiness

h) Schedule

i) Budget

j) Risk Management

k) Mission Success

6.3.3 Pre-Ship Review (PSR)

The Subcontractor shall perform the PSR after completion of all end-item acceptance tests and before the item is shipped to its destination. The purpose of the PSR is to ensure that the design has been verified through the acceptance test program; that all deviations, waivers, and open items have been satisfactorily resolved; and that the item, along with all required documentation, operating procedures, etc., is ready for shipment. Content per items a) through j) below Example content is shown here for illustrative purposes:

a) Bus / Observatory status

b) Verification overview

c) Waivers and deviations review

d) Document statuses

e) EIDP review

f) Shipping review

g) Schedule

h) Budget

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i) Risk Management

j) Mission Success

6.4 Earned Value Management (EVM)

The vendor shall indicate planning for Earned Value Management (EVM) consistent with the NFS and NPR 7120.5 requirements applicable to the project cost structure, and in all cases no lower than the best practices referenced in the Guidance and Expectations for Small Category 3, Risk Classification D (Cat3/ClassD) Space Flight Projects with Life-Cycle Cost Under $150M.

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Section 7 7 Facility Access

LLNS shall have access to the Subcontractor’s test and integration facilities during Observatory integration. The completed payload will be delivered to the Subcontractor for integration with the bus, and the Subcontractor shall perform the final Observatory-level testing. LLNS will perform testing and characterization of the detectors, and then a LLNS team will integrate the detectors into the payload at the Subcontractor’s facility. LLNS personnel will be on-site at Subcontractor’s facility during key tests, movements, and lifts.

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Section 8

8 List of Acronyms

ARO After Receipt of Order CDR Critical Design Review COTS Commercial-Off-The-Shelf CONUS Continental United States (The U.S., excluding Alaska and Hawaii) CVCM Collected Volatile Condensable Mass EEE Electrical, Electronic, and Electromechanical ESD Electro-Static Discharge ICD Interface Control Document LEO Low Earth Orbit NCR Non-Conformance Report NIST National Institute of Standards Technology PDR Preliminary Design Review PI Principal Investigator PMP Parts, Materials and Processes PSR Pre-Ship Review PWA Printed Wiring Assembly PWB Printed Wiring Board QA Quality Assurance SOW Statement of Work TML Total Mass Loss TRR Test Readiness Review

6.4 Earned Value Management (EVM)