0°00′N 168°58′W / 0°N 168.97°W
| Mission type | Communications |
|---|---|
| Operator | Intelsat |
| COSPAR ID | 1998-037A |
| SATCAT no. | 25371 |
| Mission duration | 14 years (planned) |
| Spacecraft properties | |
| Spacecraft type | AS-7000 |
| Manufacturer | Lockheed Martin |
| Launch mass | 3,524 kilograms (7,769 lb) |
| Start of mission | |
| Launch date | June 18, 1998, 22:48 UTC [1] |
| Rocket | Atlas IIAS AC-153 |
| Launch site | Cape Canaveral SLC-36A |
| Orbital parameters | |
| Reference system | Geocentric |
| Regime |
Geostationary Now supersynchronous |
| Semi-major axis | 42,164 kilometres (26,199 mi) |
| Perigee altitude | 35,778.0 kilometres (22,231.4 mi) |
| Apogee altitude | 35,809.0 kilometres (22,250.7 mi) |
| Inclination | 0° |
| Period | 1,436.1 minutes |
| Epoch | May 6, 2017 [2] |
| Transponders | |
| Band | 28 C Band, 3 Ku band |
| Coverage area | Americas, Europe |
Intelsat 8 | |
Intelsat 805 is a communications satellite operated by Intelsat. Launched in 1998, it was operated in geostationary orbit at a longitude of 55.5 degrees west for around 14 years.
Launch
The launch of Intelsat 805 made use of an Atlas II rocket flying from Cape Canaveral Air Force Station, Florida, United States. The launch took place at 22:48 UTC on June 18, 1998, with the spacecraft entering a geosynchronous transfer orbit. Intelsat 805 subsequently fired its apogee motor to achieve geostationary orbit.
Technical details
| C-Band slot chart | |||||
|---|---|---|---|---|---|
| Slot | Uplink ( GHz) | Downlink (GHz) | Hemi A | Hemi B | Bandwidth ( MHz) |
| 7' | 6.467 | 3.442 | 13'A | 23'A | 36 |
| 6' | 6.507 | 3.442 | 12'B | 22'B | 36 |
| 5' | 6.547 | 3.482 | 12'A | 22'A | 36 |
| 4' | 6.587 | 3.562 | 11'B | 21'B | 36 |
| 3' | 6.627 | 3.602 | 11'A | 21'A | 36 |
| '1 | 5.908 | 3.683 | 10'A | 20'A | 36 |
| 1-2 | 5.970 | 3.745 | 11 | 21 | 72 |
| 3-4 | 6.050 | 3.825 | 12 | 22 | 72 |
| 5-6 | 6.130 | 3.905 | 13 | 23 | 72 |
| 7-8 | 6.220 | 3.995 | 14 | 24 | 72 |
| 9 | 6.280 | 4.055 | 15 | 25 | 36 |
| 10 | 6.320 | 4.095 | 16 | 26 | 36 |
| 11 | 6.360 | 4.135 | 17 | 27 | 36 |
| 12 | 6.4025 | 4.1775 | 18 | 28 | 41 |
| Ku-band slot chart | ||||
|---|---|---|---|---|
| Slot | Uplink (
GHz) Polariztion H |
Downlink (GHz) Polarization V |
Spot 1 | Bandwidth ( MHz) |
| 1-2 | 14.0425 | 12.5475 | 361 | 77 |
| 3-4 | 14.125 | 12.630 | 362 | 72 |
| 5-6 | 14.205 | 12.701 | 363 | 72 |
References
- ^ McDowell, Jonathan. "Launch Log". Jonathan's Space Page. Retrieved May 5, 2017.
- ^ "INTELSAT 805". N2YO. Retrieved May 6, 2017.
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