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Brasilsat

Spacecraft · Brazil

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

Geosynchronous communications satellite series of the Brazilian communications company Embratel.

Country
Brazil
Launch Sites
Kourou

Chronology

8 events

1985 February 8

23:22 GMT - . Launch Site: Kourou. Launch Complex: Kourou ELA1. LV Family: Ariane. Launch Vehicle: Ariane 3.
  • Brasilsat A1 - . Mass: 671 kg (1,479 lb). Nation: Brazil. Agency: Telebras. Program: Brasilsat. Class: Communications. Type: Civilian communications satellite. Spacecraft: HS 376. USAF Sat Cat: 15561 . COSPAR: 1985-015B. Apogee: 35,999 km (22,368 mi). Perigee: 35,983 km (22,358 mi). Inclination: 5.90 deg. Period: 1,446.60 min.

    Stationed at 65 deg W. Brazilsat 1 & 2 provide telecommunications services to Brazil. Canada's Spar Aerospace was awarded a $125 million contract to build, under license, two satellites based on Hughes' HS-376 design (similar to Anik D). Brazilsat 1 & 2 were the first two elements of Brazil's national Sistema Barasilero de Telecommunicacoes por Satelite (SBTS) network. Spacecraft: Based on Hughes HS-376, single antenna on despun platform, spin stabilised, hydrazine thrusters, body mounted solar cells provide 982 W BOL. Payload: 24 C-band transponders with 6 spares, 10 W TWTA, EIRP >34 dBW over most of Brazilian territory
    Financial/Operational:
    Contract issued in 1990 for 2 units HS-376W. B1-B2 have dedicated transponders for government use. Positioned in geosynchronous orbit at 65 deg W in 1985-1994; 63 deg W in 1994-1996; 79 deg W in 1996-1998; 144 deg W in 1998-1999 As of 5 September 2001 located at 143.96 deg W drifting at 0.005 deg E per day. As of 2007 Mar 9 located at 145.69E drifting at 2.591W degrees per day.

1986 March 28

23:30 GMT - . Launch Site: Kourou. Launch Complex: Kourou ELA2. LV Family: Ariane. Launch Vehicle: Ariane 3.
  • Brasilsat A2 - . Mass: 1,243 kg (2,740 lb). Nation: Brazil. Agency: Telebras. Manufacturer: El Segundo. Program: Brasilsat. Class: Communications. Type: Civilian communications satellite. Spacecraft: HS 376. USAF Sat Cat: 16650 . COSPAR: 1986-026B. Apogee: 35,793 km (22,240 mi). Perigee: 35,781 km (22,233 mi). Inclination: 4.60 deg. Period: 1,436.10 min.

    Stationed at 105 deg W. Brazilsat 1 & 2 provide telecommunications services to Brazil. Canada's Spar Aerospace was awarded a $125 million contract to build, under license, two satellites based on Hughes' HS-376 design (similar to Anik D). Brazilsat 1 & 2 were the first two elements of Brazil's national Sistema Barasilero de Telecommunicacoes por Satelite (SBTS) network. Spacecraft: Based on Hughes HS-376, single antenna on despun platform, spin stabilised, hydrazine thrusters, body mounted solar cells provide 982 W BOL. Payload: 24 C-band transponders with 6 spares, 10 W TWTA, EIRP >34 dBW over most of Brazilian territory
    Financial/Operational:
    Contract issued in 1990 for 2 units HS-376W. B1-B2 have dedicated transponders for government use. Positioned in geosynchronous orbit at 70 deg W in 1986-1995; 92 deg W in 1995-1999 As of 4 September 2001 located at 62.91 deg W drifting at 0.007 deg W per day. As of 2007 Mar 7 located at 32.58W drifting at 2.263W degrees per day.

1994 August 10

23:05 GMT - . Launch Site: Kourou. Launch Complex: Kourou ELA2. LV Family: Ariane. Launch Vehicle: Ariane 44LP.
  • Brasilsat B1 - . Payload: HS 376W. Mass: 1,765 kg (3,891 lb). Nation: Brazil. Agency: Tele Mex. Program: Brasilsat. Class: Communications. Type: Civilian communications satellite. Spacecraft: HS 376. USAF Sat Cat: 23199 . COSPAR: 1994-049A. Apogee: 35,791 km (22,239 mi). Perigee: 35,782 km (22,233 mi). Inclination: 0.0300 deg. Period: 1,436.12 min.

    28 C-band transponders, 1 X-band transponder (military). Stationed at 70.05 deg W. Positioned in geosynchronous orbit at 70 deg W in 1994-1999 As of 3 September 2001 located at 70.00 deg W drifting at 0.003 deg W per day. As of 2007 Mar 11 located at 71.44W drifting at 0.304W degrees per day.

1995 March 28

23:14 GMT - . Launch Site: Kourou. Launch Complex: Kourou ELA2. LV Family: Ariane. Launch Vehicle: Ariane 44LP.
  • Brasilsat B2 - . Payload: HS 376W. Mass: 1,780 kg (3,920 lb). Nation: Brazil. Agency: Telebras. Program: Brasilsat. Class: Communications. Type: Civilian communications satellite. Spacecraft: HS 376. USAF Sat Cat: 23536 . COSPAR: 1995-016A. Apogee: 35,793 km (22,240 mi). Perigee: 35,782 km (22,233 mi). Inclination: 0.10 deg. Period: 1,436.10 min. Stationed at 65.1 deg W. Positioned in geosynchronous orbit at 65 deg W in 1995-1999 As of 5 September 2001 located at 65.06 deg W drifting at 0.022 deg W per day. As of 2007 Mar 11 located at 65.05W drifting at 0.012W degrees per day..

1998 February 4

23:29 GMT - . Launch Site: Kourou. Launch Complex: Kourou ELA2. LV Family: Ariane. Launch Vehicle: Ariane 44LP.
  • Brasilsat B3 - . Payload: HS 376W. Mass: 1,770 kg (3,900 lb). Nation: Brazil. Agency: Embratel. Manufacturer: El Segundo. Program: Brasilsat. Class: Communications. Type: Civilian communications satellite. Spacecraft: HS 376. USAF Sat Cat: 25152 . COSPAR: 1998-006A. Apogee: 35,795 km (22,241 mi). Perigee: 35,780 km (22,230 mi). Inclination: 0.00 deg. Period: 1,436.10 min. Geostationary at 84.0 degrees W. Positioned in geosynchronous orbit at 84 deg W in 1998-1999 As of 3 September 2001 located at 84.03 deg W drifting at 0.009 deg W per day. As of 2007 Mar 9 located at 84.07W drifting at 0.013W degrees per day..

2000 August 17

23:16 GMT - . Launch Site: Kourou. Launch Complex: Kourou ELA2. LV Family: Ariane. Launch Vehicle: Ariane 44LP.
  • Brasilsat B-4 - . Payload: HS 376W. Mass: 1,757 kg (3,873 lb). Nation: Brazil. Agency: Embratel. Manufacturer: El Segundo. Program: Brasilsat. Class: Communications. Type: Civilian communications satellite. Spacecraft: HS 376. USAF Sat Cat: 26469 . COSPAR: 2000-046A. Apogee: 35,799 km (22,244 mi). Perigee: 35,776 km (22,230 mi). Inclination: 0.10 deg. Period: 1,436.10 min.

    Brasilsat B4 was a C-band geosynchronous communications satellite, replacing the 15-year-old Brasilsat A2 for the Brazilian communications company Embratel. Positioned in geosynchronous orbit at 75 deg W in 2000. As of 2 September 2001 located at 92.03 deg W drifting at 0.011 deg W per day. As of 2007 Mar 9 located at 70.08W drifting at 0.020W degrees per day.

2007 November 14

22:06 GMT - . Launch Site: Kourou. Launch Complex: Kourou ELA3. LV Family: Ariane 5. Launch Vehicle: Ariane 5ECA.
  • Star One C1 - . Payload: Spacebus 3000B3. Mass: 4,100 kg (9,000 lb). Nation: Brazil. Agency: Embratel. Program: Brasilsat. Class: Communications. Type: Civilian communications satellite. Spacecraft: Spacebus 3000. USAF Sat Cat: 32293 . COSPAR: 2007-056A. Apogee: 35,780 km (22,230 mi). Perigee: 35,794 km (22,241 mi). Inclination: 0.00 deg. Period: 1,436.10 min. Formerly named Brasilsat C1, the satellite was launched as part of a joint venture between several South American countries with Brazil's Embratel taking a lead role..

2008 April 18

22:17 GMT - . Launch Site: Kourou. Launch Complex: Kourou ELA3. LV Family: Ariane 5. Launch Vehicle: Ariane 5ECA.
  • Star One C2 - . Payload: Spacebus 3000B3. Mass: 4,100 kg (9,000 lb). Nation: Brazil. Agency: Arianespace. Program: Brasilsat. Class: Communications. Type: Civilian communications satellite. Spacecraft: Spacebus 3000. USAF Sat Cat: 32768 . COSPAR: 2008-018B. Apogee: 35,790 km (22,230 mi). Perigee: 35,785 km (22,235 mi). Inclination: 0.10 deg. Period: 1,436.10 min. Communications satellite owned by Brazilian operator Star One with C, Ku and X-band transponders.