2010-032A
COMS, KARI's first multi-function geosat, built by EADS Astrium using Eurostar E3000. Carries experimental comms, oceaongraphy and meteorology payloads. 2461 kg at launch. Will be at 128.3 E.
COMS is the Communications, Oceanography and Meteorology Satellite. It was named
Clairvoyance, which may be transliterated 'Cheonlian' but which the Koreans render as 'Chollian' in English.
2.6 x 1.8 x 2.8m box + 1 panel. 17.2m span. Other side from panel has radiant cooler for MI.
Launch 2009 Ariane 5 CSG.
| COMS | |||
| Date | Time | Event | Orbit |
|---|---|---|---|
| 2010 Jun 26 | 2141 | Launch by Ariane 5ECA L552 V195 | CSG ELA3 |
| T+2:13 SRB sep | |||
| T+3:02 Fairing sep | |||
| 2149 | T+8:48 EPC MECO | ||
| T+8:54 EPC sep | -1106 x 212 x 7.2 | ||
| T+8:58 ESC-A TIG | |||
| 2205 | T+24:33 ESC-A MECO | ||
| 2207 | T+26:32 Arabsat sep | ||
| 2211 | T+30:04 Sylda 5 sep | ||
| 2213 | T+32:31 COMS sep | ||
| 2010 Jun 27 | 632.91 260 x 35820 x 2.0 | ||
| 2010 Jun 28 | 632.89 264 x 35815 x 2.0 | ||
| 2010 Jul 7 | 1436.10 35782 x 35790 x 0.0 GEO 128.2E | ||
| 2010 Jul 13 | 1436.12 35785 x 35788 x 0.0 GEO 128.2E | ||
| 2011 Mar 7 | 1436.08 35783 x 35789 x 0.0 GEO 128.2E | ||
| 2011 Mar 8 | Orbit adjust | ||
Payload (communications):
- 28 C-band
- 24 Ku-band
- two C-band 2.2m dia dishes
- Ku-band global 2.4m dia beam
- Ku-band East/central 2.2m dia
- Ku-band West 1.5 x 1.3m beam
Payload (weather):
- SATCOM Korean Ka-band comms payload, 3 regional beams.
- MI Multi-spectral meteo imager, 4 IR channels with 4 km res and one vis channel with 1 km res.
- GOCI Ocean color imager - 8 visible bands with 0.5 km res.
- Weather data dissemination payload; L-band rx/S-band tx
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