INTELSAT 21

Launch Details
Launched 18 August 2012
Flight ended
Status Operational
Categories Geostationary
Intelsat
Active satellites
Launch site Sea Launch Platform (mobile)
Owner International Telecommunications Satellite Organization (INTELSAT)
NORAD ID 38749
COSPAR ID 2012-045A
Alternative names IS-21
Observing

Current orbital elements

Inclination 0.034°
Eccentricity 0.00018
RA ascending node 6.182 hr
Argument perigee 285.529°
Mean anomaly 257.030°
Orbital period 1436.119 min
Epoch of osculation 02 Apr 2025, 09:29

See historical orbital elements »

Derived Quantities

Min Altitude 35786.5 km
Mean Altitude 35794.2 km
Peak Altitude 35801.8 km

Orbital History

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Launched alongside

BLOCK DM-SL R/B

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Fairfield

Latitude:
Longitude:
Timezone:

41.14°N
73.26°W
EDT

Color scheme