Home - Search - Browse - Alphabetic Index: 0- 1- 2- 3- 4- 5- 6- 7- 8- 9
A- B- C- D- E- F- G- H- I- J- K- L- M- N- O- P- Q- R- S- T- U- V- W- X- Y- Z
Delta 4925-8
Part of Thor Family
American orbital launch vehicle. Four stage vehicle consisting of 9 x Castor 4A + 1 x ELT Thor /MB-3 + 1 x Delta K + 1 x Star 48B with 2.4 m (8 foot) diameter fairing)

Status: Retired 1990. First Launch: 1989-08-27. Last Launch: 1990-06-12. Number: 2 . Payload: 3,400 kg (7,400 lb). Thrust: 3,468.80 kN (779,817 lbf). Gross mass: 200,740 kg (442,550 lb). Height: 34.00 m (111.00 ft). Diameter: 2.44 m (8.00 ft). Apogee: 185 km (114 mi).

LEO Payload: 3,400 kg (7,400 lb) to a 185 km orbit. Payload: 1,200 kg (2,600 lb) to a GTO. Flyaway Unit Cost 1985$: 34.220 million.


More at: Delta 4925-8.

Family: orbital launch vehicle. Country: USA. Spacecraft: HS 376, Insat 1. Projects: BSB, Insat. Launch Sites: Cape Canaveral, Cape Canaveral LC17B. Stages: Delta Thor ELT, Castor 4A engine, Delta K, Star 48. Agency: Douglas.

1989 August 27 - . 22:59 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC17B. LV Family: Thor. Launch Vehicle: Delta 4925-8.
  • BSB-1A - . Payload: Marco Polo 1. Mass: 1,233 kg (2,718 lb). Nation: UK. Agency: BSB. Program: BSB. Class: Communications. Type: Civilian communications satellite. Spacecraft: HS 376. USAF Sat Cat: 20193 . COSPAR: 1989-067A. Apogee: 35,795 km (22,241 mi). Perigee: 35,782 km (22,233 mi). Inclination: 0.1000 deg. Period: 1,436.20 min.

    British DBS; 31 deg W. Direct broadcasting system. Expected operational life, 10 years. Owner/operator: British Satellite Broadcasting Ltd, The Marcopolo Building, Chelsea Bridge, Queenstown Rd, London SW8 4NQ. Positioned in geosynchronous orbit at 31 deg W in 1989-1993; 5 deg E in 1994-2000; 13 deg W in 2000. As of 31 August 2001 located at 12.98 deg W drifting at 0.008 deg W per day. As of 2007 Mar 9 located at 45.02W drifting at 3.908W degrees per day.


1990 June 12 - . 05:52 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC17B. LV Family: Thor. Launch Vehicle: Delta 4925-8.
  • Insat 1D - . Mass: 1,190 kg (2,620 lb). Nation: India. Agency: ISRO. Program: Insat. Class: Communications. Type: Civilian communications satellite. Spacecraft: Insat 1. USAF Sat Cat: 20643 . COSPAR: 1990-051A. Apogee: 35,851 km (22,276 mi). Perigee: 35,729 km (22,200 mi). Inclination: 3.7000 deg. Period: 1,436.30 min.

    Also performed Indian domestic communications tasks; 83.1 E. Operational multi-purpose satellite for telecommunications, meteorological imaging and data relay, radio and television programme distribution and direct television broadcasting for community reception. Orbital position 83 deg E. Also registered as 1990-5 1A in ST/SG/SER.E/250 by the United States, with category B and orbital parameters 1426.3 min, 35768 x 35811 km x 0.2 deg. Positioned in geosynchronous orbit at 83 deg E in 1990-1999; 74 deg E in 1999-2000 As of 5 September 2001 located at 73.85 deg E drifting at 0.000 deg E per day. As of 2007 Mar 10 located at 71.63E drifting at 0.039E degrees per day.



Home - Search - Browse - Alphabetic Index: 0- 1- 2- 3- 4- 5- 6- 7- 8- 9
A- B- C- D- E- F- G- H- I- J- K- L- M- N- O- P- Q- R- S- T- U- V- W- X- Y- Z
© 1997-2017 Mark Wade - Contact
© / Conditions for Use