Skip to content
79,433 pages · 13,741 images · since 1994 Browse A–Z Today in space history
Encyclopedia Astronautica The full story of spaceflight
Encyclopedia entry

Yakhta

Spacecraft · Russia

Original archive entry. The text, images and links below are kept as they were written.

Kazsat 1
Kazsat 1
Credit: Manufacturer Image

Russian communications satellite. RKK Energia-developed communications satellite, believed to be a larger development of the Yamal. Satellite bus built by Khrunichev Space Center, Russia.

More at: Kazsat-1.

Subtopics

  • Monitor Russian earth land resources satellite. Earth Observation satellite built by Khrunichev, Russia. Launched 2005. Used Yachta-Bus.
  • Ekspress-MD 1, 2 Communication satellite built by Khrunichev (bus); Thales Alenia (payload) for RSCC (Kosmicheskiya Svyaz), Russia. Launched 2009 - 2012.
Country
Russia
Bibliography
2, 4, 13358

Chronology

6 events

2003 June 30

14:14 GMT - . Launch Site: Plesetsk. Launch Complex: Plesetsk LC133/3. LV Family: UR-100N. Launch Vehicle: Rokot.
  • Monitor-E/SL - . Payload: Monitor E Mock-up. Mass: 700 kg (1,540 lb). Nation: Russia. Agency: KVR. Spacecraft Bus: Yakhta. Spacecraft: Monitor. USAF Sat Cat: 27840 . COSPAR: 2003-031A. Apogee: 835 km (518 mi). Perigee: 694 km (431 mi). Inclination: 98.70 deg. Period: 100.10 min. Delayed from October 2002, April 2003. Monitor-E mass model not released..

2005 August 26

18:34 GMT - . Launch Site: Plesetsk. Launch Complex: Plesetsk LC133/3. LV Family: UR-100N. Launch Vehicle: Rokot.
  • Monitor-E - . Mass: 700 kg (1,540 lb). Nation: Russia. Agency: RAKA. Manufacturer: Chelomei bureau. Class: Earth. Type: Earth resources satellite. Spacecraft Bus: Yakhta. Spacecraft: Monitor. USAF Sat Cat: 28822 . COSPAR: 2005-032A. Apogee: 545 km (338 mi). Perigee: 522 km (324 mi). Inclination: 97.50 deg. Period: 95.30 min. Delayed from June 30, July 30, August 18 2005. Prototype lightweight earth monitoring satellite with 8-meter and 20-meter resolution cameras..

2006 June 17

22:44 GMT - . Launch Site: Baikonur. Launch Complex: Baikonur LC200/39. LV Family: Proton. Launch Vehicle: Proton-K/DM-2M.
  • Kazsat 1 - . Mass: 1,380 kg (3,040 lb). Nation: Russia. Agency: KazSat. Manufacturer: Chelomei bureau. Class: Communications. Type: Civilian communications satellite. Spacecraft: Yakhta. USAF Sat Cat: 29230 . COSPAR: 2006-022A. Apogee: 35,781 km (22,233 mi). Perigee: 35,381 km (21,984 mi). Inclination: 0.00 deg. Period: 1,425.60 min. As of 2007 Mar 9 located at 103.02E drifting at 0.000W degrees per day..

2009 February 11

00:03 GMT - . Launch Site: Baikonur. Launch Complex: Baikonur LC200/39. LV Family: Proton. Launch Vehicle: Proton-M/Briz-M.
  • Express MD1 - . Mass: 1,140 kg (2,510 lb). Nation: Russia. Manufacturer: Chelomei bureau. Class: Communications. Type: Civilian communications satellite. Spacecraft: Yakhta. USAF Sat Cat: 33596 . COSPAR: 2009-007B. Apogee: 35,795 km (22,241 mi). Perigee: 35,779 km (22,231 mi). Inclination: 0.10 deg. Period: 1,436.10 min. C and L-band transponders..

2011 July 15

23:16 GMT - . Launch Site: Baikonur. Launch Complex: Baikonur LC200/39. LV Family: Proton. Launch Vehicle: Proton-M/Briz-M.
  • Kazsat 2 - . Mass: 1,330 kg (2,930 lb). Nation: Russia. Class: Communications. Type: Communications satellite. Spacecraft: Yakhta. USAF Sat Cat: 37749 . COSPAR: 2011-035B. Apogee: 35,788 km (22,237 mi). Perigee: 35,785 km (22,235 mi). Inclination: 0.10 deg. Period: 1,436.10 min. Ku-band communications payload. Operator Kazakhstan National Center for Space Communications..

2012 August 6

19:31 GMT - . Launch Site: Baikonur. Launch Complex: Baikonur LC81/24. LV Family: Proton. Launch Vehicle: Proton-M/Briz-M.
  • Ekspress MD2 - . Mass: 1,140 kg (2,510 lb). Nation: Russia. Class: Communications. Type: Communications satellite. Spacecraft: Yakhta. USAF Sat Cat: 38745 . COSPAR: 2012-044B. Apogee: 4,983 km (3,096 mi). Perigee: 264 km (164 mi). Inclination: 49.90 deg. Period: 141.70 min. Failed mission. The Briz-M s/n 99532 upper stage exploded on 16 October, presumably when residual fuel and oxidizer came into contact, and generated a huge amount of orbital debris..