THE CEOS DATABASE : Missions, Instruments and Measurements
CEOS EO HANDBOOK – MISSION SUMMARY - NOAA-4 -
Full Name National Oceanic and Atmospheric Administration - 4 Status Mission complete
Mission Agencies NOAA Launch Date 15 Nov 1974
Mission Links mission site EOL Date 18 Nov 1978
EO Portal Info NORAD Catalog # 7529 (TLE)
International Designator 1974-089A
Orbit Type Sun-synchronous Orbit Period 101.9 minutes
Orbit Sense Descending Orbit Inclination 98.9 deg
Orbit Altitude 850 km Orbit Longitude
Orbit LST Repeat Cycle 0.5 days
Objectives and Applications Meteorology, agriculture and forestry, environmental monitoring, climatology, physical oceanography, Volcanic eruption monitoring, ice and snow cover, total ozone studies, space environment, solar flux analysis.
Mission Measurements
Mission Instruments
SPM - Solar Proton Monitor
SR - Scanning Radiometer
VHRR - Very High Resolution Radiometer
VTPR - Vertical Temperature Profile Radiometer
OpenSearch Datasets Selected IDN OpenSearch Results (search all 16 )
CEOS Cal Val Test Site - Algeria 3 - Pseudo-Invariant Calibration Site (PICS)
CEOS Cal Val Test Site - Algeria 5 - Pseudo-Invariant Calibration Site (PICS)
CEOS Cal Val Test Site - Dome C, Antarctica - Instrumented Site
CEOS Cal Val Test Site - Dunhuang, China - Instrumented Site
CEOS Cal Val Test Site - Frenchman Flat, USA - Instrumented Site
CEOS Cal Val Test Site - Ivanpah Playa, USA - Instrumented Site
CEOS Cal Val Test Site - La Crau, France - Instrumented Site
CEOS Cal Val Test Site - Libya 1 - Pseudo-Invariant Calibration Site (PICS)
CEOS Cal Val Test Site - Mauritania 1 - Pseudo-Invariant Calibration Site (PICS)
CEOS Cal Val Test Site - Mauritania 2 - Pseudo-Invariant Calibration Site (PICS)

Selected FedEO OpenSearch Results (total 18 results)
NOAA Climate Data Record (CDR) of Northern Hemisphere (NH) Snow Cover Extent (SCE), Version 1. CLIMA ...
CLIMATE APPLICATIONS: Snow cover and hydroclimate studies Snow-atmosphere studies Snow-sea ice studi ...
CEOS Cal Val Test Site - Algeria 3 - Pseudo-Invariant Calibration Site (PICS)
CEOS Cal Val Test Site - Algeria 5 - Pseudo-Invariant Calibration Site (PICS)
CEOS Cal Val Test Site - Dome C, Antarctica - Instrumented Site
CEOS Cal Val Test Site - Dunhuang, China - Instrumented Site
CEOS Cal Val Test Site - Frenchman Flat, USA - Instrumented Site
CEOS Cal Val Test Site - Ivanpah Playa, USA - Instrumented Site
CEOS Cal Val Test Site - La Crau, France - Instrumented Site
CEOS Cal Val Test Site - Libya 1 - Pseudo-Invariant Calibration Site (PICS)

Want to explore more? Try FedEO on the EO Portal or CMR OpenSearch by NASA
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