Intelsat III F-7
| Mission type | Communications |
|---|---|
| Operator | Intelsat |
| COSPAR ID | 1970-032A |
| SATCATno. | 04376 |
| Mission duration | 5 years (planned) |
| Spacecraft properties | |
| Manufacturer | TRW Inc. |
| Launch mass | 647 kilograms (1,426 lb) |
| BOL mass | 151 kilograms (333 lb) |
| Power | 183 W |
| Start of mission | |
| Launch date | April 23, 1970, 00:46:12UTC[1] |
| Rocket | ThorDelta M559/D78 |
| Launch site | Cape CanaveralLC-17A |
| Orbital parameters | |
| Reference system | Geocentric[2] |
| Regime | Geostationary[2] |
| Longitude | 124° W(current position)[2] |
| Semi-major axis | 42,146 kilometers (26,188 mi)[2] |
| Perigee altitude | 35,760.4 kilometers (22,220.5 mi)[2] |
| Apogee altitude | 35,789.9 kilometers (22,238.8 mi)[2] |
| Inclination | 4.9°[2] |
| Period | 1,435.1 minutes[2] |
| Epoch | May 29, 2018[2] |
Intelsat III | |
Intelsat III F-7was an Americancommunications satelliteowned byIntelsat.The satellite had an estimated useful life of 5 years.
Design
[edit]The seventh of eightIntelsat IIIsatellites to be launched, Intelsat III F-7 was built byTRW.It was a 647-kilogram (1,426 lb) spacecraft equipped with twotranspondersto be powered by body-mounted solar cells generating 183 watts of power.[3]It had a design life of five years and carried anSVM-2apogee motorfor propulsion.
Launch
[edit]Intelsat III F-7 was launched by aDelta Mrocket, flying fromLaunch Complex 17Aat theCape Canaveral Air Force Station.
See also
[edit]
References
[edit]- ^McDowell, Jonathan."Launch Log".Jonathan's Space Page.RetrievedMay 29,2018.
- ^abcdefghiReal Time Satellite Tracking, N2YO."INTELSAT 3 F-7".RetrievedMay 29,2018.
{{cite web}}:CS1 maint: numeric names: authors list (link) - ^Wade, Mark."Intelsat 3".Encyclopedia Astronautica.Archived fromthe originalon February 23, 2002.RetrievedMay 29,2018.
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