INFORMATOR 1 & RS-14

Launch Details
Launched 28 January 1991
Flight ended
Status Non-operational
Launch site Plesetsk Missile and Space Complex, Russia
Owner Commonwealth of Independent States (former USSR)
NORAD ID 21087
COSPAR ID 1991-006A
Alternative names AMSAT-OSCAR 21
AO-21
Observing

Current orbital elements

Inclination 82.940°
Eccentricity 0.00359
RA ascending node 19.548 hr
Argument perigee 147.003°
Mean anomaly 326.533°
Orbital period 104.689 min
Epoch of osculation 02 Nov 2025, 11:13

See historical orbital elements »

Derived Quantities

Min Altitude 960.6 km
Mean Altitude 987.0 km
Peak Altitude 1013.5 km

Orbital History

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Launched alongside

SL-8 R/B SL-8 DEB

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South El Monte

Latitude:
Longitude:
Timezone:

34.05°N
118.05°W
PST

Color scheme