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| NOAA-16 | |
|---|---|
| Name | NOAA-16 |
| Mission type | Weather satellite |
| Operator | National Oceanic and Atmospheric Administration |
| Cospar id | 2000-055A |
| Satcat | 26536 |
| Mission duration | 9 years (operational) |
| Launch date | 2000-09-21 |
| Launch vehicle | Titan II(23)G Centaur |
| Launch site | Vandenberg AFB |
| Orbit reference | Geocentric |
| Orbit regime | Sun-synchronous |
| Apsis | gee |
NOAA-16 NOAA-16 was a polar-orbiting environmental satellite in the series of United States operational meteorological spacecraft managed by the National Oceanic and Atmospheric Administration and built under contract with the National Aeronautics and Space Administration and the Department of Commerce. It carried multiple radiometric and space-environment instruments to support atmospheric sounding, cloud and surface imaging, and space weather monitoring for agencies such as the National Oceanic and Atmospheric Administration, National Aeronautics and Space Administration, and international partners including the European Organisation for the Exploitation of Meteorological Satellites.
NOAA-16 was launched to continue the long-term climate and operational weather record established by earlier polar satellites like TIROS-1, NOAA-9, and NOAA-14, providing data for numerical weather prediction used by organizations such as the National Weather Service, European Centre for Medium-Range Weather Forecasts, and Japan Meteorological Agency. Primary goals included global sounding of temperature and moisture profiles using infrared and microwave sensors to support forecasting efforts by National Centers for Environmental Prediction and research into long-term climate variability studied by groups such as the Intergovernmental Panel on Climate Change contributors. The mission also supported space environment monitoring relevant to the National Geophysical Data Center and satellite operations coordinated with the United States Geological Survey for calibrated surface observations.
The satellite bus was derived from heritage designs used on TIROS and later NOAA platforms, integrating instruments from contractors including Lockheed Martin, Raytheon, and Harris Corporation. Key payloads comprised the Advanced Very High Resolution Radiometer (AVHRR/3) for visible and infrared imaging used by Met Office and Canadian Meteorological Centre analysts; the High Resolution Infrared Radiation Sounder (HIRS/3]) for atmospheric sounding used by European Space Agency researchers; the Advanced Microwave Sounding Unit (AMSU-A) for temperature profiling; the Microwave Humidity Sounder (MHS) successor elements; and the Space Environment Monitor (SEM) to observe charged particles relevant to NOAA Space Weather Prediction Center. Additional onboard systems included a Data Collection System (DCS) for environmental buoys interoperable with Global Telecommunication System networks and a High Rate Picture Transmission (HRPT) link used by regional ground stations such as McMurdo Station and Svalbard Satellite Station.
NOAA-16 was launched on 21 September 2000 from Vandenberg Air Force Base aboard a Titan II(23)G with a Centaur upper stage, inserting the spacecraft into a sun-synchronous, near-polar orbit with a local equator crossing time maintained for consistent diurnal sampling important to users at the National Aeronautics and Space Administration and international services like EUMETSAT. The orbit provided global coverage with approximately 14 daily orbits enabling polar coverage exploited by scientific teams at institutions such as University Corporation for Atmospheric Research and Scripps Institution of Oceanography.
Operational control and routine commanding were performed by the NOAA Satellite Operations Facility and flight dynamics teams in coordination with NASA Goddard Space Flight Center for instrument calibration and validation campaigns involving research groups at Massachusetts Institute of Technology and University of Wisconsin–Madison. Data from NOAA-16 fed assimilation systems at National Centers for Environmental Prediction and operational models at European Centre for Medium-Range Weather Forecasts, augmenting inputs from geostationary platforms like GOES-8 and polar systems like NOAA-15. Throughout its operational life the spacecraft supported many applications: seasonal forecast verification by Climate Prediction Center, ocean surface monitoring used by National Marine Fisheries Service, and polar studies supported by British Antarctic Survey researchers.
During its lifetime NOAA-16 experienced on-orbit anomalies typical of aging spacecraft hardware; instrument degradation, thermal-control challenges, and attitude-control irregularities led to progressively reduced data quality. Teams from NOAA and NASA conducted anomaly resolution efforts in consultation with contractors such as Orbital Sciences Corporation and Harris Corporation, but by 2004–2006 several payloads operated with degraded performance. The spacecraft was declared operationally retired after replacement by newer platforms including NOAA-18 and MetOp-A, and it eventually ceased transmitting usable mission data, marking the end of its service.
NOAA-16 produced standard polar-orbiting products: calibrated AVHRR imagery used in sea-surface temperature retrievals exploited by NOAA Fisheries and National Snow and Ice Data Center; HIRS and AMSU-derived temperature and humidity profiles assimilated into numerical weather prediction at National Centers for Environmental Prediction and European Centre for Medium-Range Weather Forecasts; microwave retrievals supporting precipitation estimation used by Global Precipitation Climatology Project researchers; and SEM datasets contributing to space weather indices used by NOAA Space Weather Prediction Center and Air Force Weather Agency operations. These datasets supported research published by scientists at NOAA, NASA Goddard, Naval Research Laboratory, and university groups in climate and atmospheric dynamics.
The ground segment involved the NOAA Command and Data Acquisition (CDA) network with polar and continental receiving stations such as Svalbard Satellite Station and McMurdo Station, distribution via the NOAA Comprehensive Large Array-data Stewardship System pipelines and real-time feeds into the Global Telecommunication System for operational forecasting centers like National Weather Service and Met Office. Direct broadcast users accessed HRPT transmissions with local antennas, while processed products were archived and made available to researchers at data centers including the National Centers for Environmental Information and international repositories managed by EUMETSAT and collaborating institutions.
Category:Weather satellites