| Mission type | Communications |
|---|---|
| Operator | DirecTV |
| COSPAR ID | 2009-075A |
| SATCAT no. | 36131 |
| Mission duration | Elapsed: 14 years, 10 months, 29 days |
| Spacecraft properties | |
| Bus | BSS-702 |
| Manufacturer | Boeing |
| Start of mission | |
| Launch date | December 29, 2009, 00:22:00 UTC[1] |
| Rocket | Proton-M/Briz-M |
| Launch site | Baikonur 200/39 |
| Contractor | ILS |
| Orbital parameters | |
| Reference system | Geocentric |
| Regime | Geostationary |
| Longitude | 76° West (testing) 103.0° West (current) |
| Perigee altitude | 35,791 kilometers (22,239 mi)[2] |
| Apogee altitude | 35,795 kilometers (22,242 mi)[2] |
| Inclination | 0.04 degrees[2] |
| Period | 1436.12 minutes[2] |
| Epoch | January 24, 2015, 09:34:01 UTC[2] |
| Transponders | |
| Band | 500 MHz |
T12, formerly known as D12, is a Boeing model 702 satellite built by the Boeing Satellite Development Center. It was launched on December 29, 2009 and became operational on May 19, 2010. It is used by DirecTV to provide additional high definition channels and Video on demand content, as well as 3DTV channels and content. The satellite adopted its current name in 2017.[3]
- ^ McDowell, Jonathan. "Launch Log". Jonathan's Space Page. Retrieved January 22, 2014.
- ^ a b c d e "DIRECTV 12 Satellite details 2009-075A NORAD 36131". N2YO. January 24, 2015. Retrieved January 25, 2015.
- ^ "DIRECTV 12 Norad ID: 36131". isstracker.pl. Retrieved December 4, 2022.