Coastal and freshwater ecosystems are among the most productive ecosystems. They are highly vulnerable to the changing climate (e.g., episodic rainstorms) and to anthropogenic activities (e.g.,…

Ended Grant For Research Awarded Last action

Contract number
80NSSC21K0499
Awardee
Awarding agency
Obligated
$730,458

Award facts

Contract value 100% obligated
$730,458.31 Current and potential, with all options
Completion date 100% complete
Current and potential, with all options
NAICS code
Not on record
Set-aside
No set-aside
Competition
Full and Open Competition Basic Research
Pricing
Other
Place of performance
Lanham, MD 20706, USA

Award details come from SAM.gov/FPDS.

Transactions

Action Obligated Date
Funding Only Action P00005 -$196
Other Administrative Action P00004 $81,822
Funding Only Action P00003 · A hyperspectral retrieval scheme for surface biology and geology designated observables in optically complex waters $14,441
Funding Only Action P00002 $248,946
Funding Only Action P00001 $240,600
Original award $144,845

About this award

Science Systems and Applications, Inc. (SSAI), a certified woman-owned small business headquartered in Lanham, Maryland, was awarded a $730,458 research grant by NASA's Shared Services Center with an ultimate completion date of January 31, 2025. This grant supports the development and demonstration of a machine learning-based processing pipeline utilizing Mixture Density Networks (MDN) to improve the retrieval of aquatic products from imaging spectrometry data. The project addresses a critical capability gap in atmospheric correction and bio-optical product generation for coastal and freshwater ecosystems, which are highly productive yet vulnerable to climate change and anthropogenic stressors. This work directly supports NASA's planned Surface Biology and Geology (SBG) mission scheduled for 2027-2028, which aims to deliver hyperspectral inherent optical properties and aquatic biogeochemical data beyond traditional chlorophyll-a measurements. No set-aside designation was applied to this award.

The contract leverages extensive in situ radiometric and bio-optical datasets to apply advanced statistical and machine learning approaches that address the nonlinear complexities of radiative transfer modeling through the atmosphere and water column. SSAI's research effort represents part of NASA's broader commitment to advancing Earth observation capabilities for environmental science and water quality monitoring. This grant exemplifies SSAI's established expertise in remote sensing algorithm development, aquatic science research, and scientific data analytics—capabilities that align with the company's substantial federal portfolio across civilian agencies including NASA, NOAA, and USGS, and its strategic positioning through multiple indefinite delivery vehicles including the GSA OASIS+ contract valued at $999,999,999,999.

Description

Coastal and freshwater ecosystems are among the most productive ecosystems. They are highly vulnerable to the changing climate (e.g., episodic rainstorms) and to anthropogenic activities (e.g., agriculture, treatment plants) while supporting human

Quick answers

Who was awarded contract 80NSSC21K0499?

80NSSC21K0499 was awarded to Science Systems And Applications, Inc. by Shared Services Center (National Aeronautics and Space Administration) on February 1, 2021.

How much is contract 80NSSC21K0499 worth?

The government has obligated $730,458 on 80NSSC21K0499.

Was contract 80NSSC21K0499 competed?

The extent of competition for 80NSSC21K0499 was full and open competition.

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