NOAA-4
Appearance
Mission type | Weather |
---|---|
Operator | NOAA / NASA |
COSPAR ID | 1974-089A[1] |
SATCAT no. | 7529 |
Mission duration | 4 years |
Spacecraft properties | |
Launch mass | 339.7 kilograms (749 lb) |
Start of mission | |
Launch date | November 15, 1974, 17:11:00[2] | UTC
Rocket | Delta 2310 D104 |
Launch site | Vandenberg SLC-2W |
End of mission | |
Disposal | Decommissioned |
Deactivated | November 18, 1978 |
Orbital parameters | |
Reference system | Geocentric |
Regime | Sun-synchronous |
Perigee altitude | 1,451 kilometers (902 mi) |
Apogee altitude | 1,465 kilometers (910 mi) |
Inclination | 101.46 degrees |
Period | 114.91 minutes |
Epoch | December 8, 2013, 12:44:30 UTC[3] |
Instruments | |
VHRR, VTPR, SR | |
NOAA-4, also known as ITOS-G was a weather satellite operated by the National Oceanic and Atmospheric Administration (NOAA).[4] It was part of a series of satellites called ITOS, or improved TIROS.[5]
NOAA-4 was launched on a Delta rocket on November 15, 1974. The launch carried two other satellites: AMSAT-OSCAR 7 and Intasat.[2]
It remained operational for 1463 days until it was deactivated by NOAA on November 18, 1978.
References
[edit]- ^ "NASA/NSSDC NOAA-4 spacecraft details". Retrieved October 20, 2008.
- ^ a b McDowell, Jonathan. "Launch Log". Jonathan's Space Page. Retrieved December 8, 2013.
- ^ "NOAA 4 Satellite details 1974-089A NORAD 7529". N2YO. December 8, 2013. Retrieved December 8, 2013.
- ^ "WMO OSCAR | Satellite: NOAA-4". space.oscar.wmo.int. Retrieved March 20, 2024.
- ^ Wade, Mark. "ITOS". Encyclopedia Astronautica. Archived from the original on September 13, 2008. Retrieved October 20, 2008.
External links
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