NOAA 9

USA

Also called NOAA F

Launch data:

Designation	15427 / 84123A
Launch date	12 Dec 1984
Launch site	Va, SLC-3W
Launch vehicle	Atlas-E Star-37S-ISS
Mission	Meteorology
Earth orbit on:
Perigee/Apogee	835/858 km
Inclination	99.158°
Period	101.8 min

End of life

Out of service	1998
Cause	decommissioned
Decay

In late 1999 a transmitter on 137.5 MHz started working again, sending an unmodulated carrier. It seems to transmit while the satellite is in sunlight.

APT downlink freq.	137.620 MHz (inoperative)
HRPT downlink freq.	1707.0 MHz
Beacon	137.770 MHz

Ref: #15 - update: 11.08.08