ARABSAT (ARAB SATELLITE COMMUNICATIONS ORGANIZATION)

Arabsat (Arab Satellite Communications Organization)
Satellite name:               | Arabsat-2B, 30.5°E; Arabsat-5A, 30.5°E ; Arabsat-5C, 20°E (to be launched)
Spacecraft data:
Model: Spacebus-3000A (2B), Eurostar E3000 (5A)
Mass (in orbit, BOL): 1,540 kg (2B)
Stabilization: 3-axis
Primary power (EOL): 5,000 W (2B)
Eclipse protection: Yes
Launch datę: November 13,1996 (2B); June 26, 2010 (5A), 2011 (5C)
Launch vehicle: Ariane 4 (2B)
Expected lifetime: 16 years (2B)
Transponders:
Number: 22 (C-band), 12 (Ku-band) (2B)
Uplink frequencies: 5.9-6.4 GHz (C-band), 13.75-14.0 GHz (Ku-band) (2B)
Downlink frequencies: 3.7-4.2 GHz (C-band), 12.5-12.75 (Ku-band) (2B)
Polarization: Dual Orthogonal (C-band), linear (Ku-band) (2B)
Bandwidth: 20 @ 36 MHz, 2 @ 54 MHz (C-band), 8 @ 36 MHz, 4 @ 30 MHz (Ku-band) (2B)
G/T: -2 dB/K (C-band), 5.2 dB/K (Ku-band) (2B)
Power output: 15 W SSPA (medium power), 57.6 W linearized TWTA (high power) [C-band], 95 W to 96 W TWTA [Ku-band] (2B)
SCSFD: -75 to -93 dBW/m2 (2B)
Manufacturer: Aerospatiale (2B), EADS Astrium & Thales Alenia Space (5A)

 

► Arabsat BADR

Satellite name: BADR-4, 26°E; BADR-6, 26°E; BADR-5, 26°E; BADR-7, 26°E (to be launched)

Spacecraft data:

Model: Eurostar E2000+ (4, 6), Eurostar E3000 (5)

Stabilization: 3-axis

Primary power: 6,000 W (4)

Eclipse protection: Yes

Launch date: November 9, 2006 (4); July 7, 2008 (6); June 4, 2010 (5)

Launch vehicle: Ariane (6); Proton (4, 5)

Expected lifetime: 15 years (4, 5, 6)

Transponders:

Number: 12 Ku-band/FSS, 20 (BOL), 16 (EOL) Ku-band/BSS (4); 24 C-band, 20 Ku-band (6)

Bandwidth: 36 MHz (Ku-band, FSS), 34 MHz (Ku-band, BSS) [4, 6]

Polarization: Linear (4, 5); Circular (C-band), Linear (Ku-band/BSS) [6]

Uplink frequencies:

13.75 -14 GHz (Ku-band, FSS), 7.3 -18.1 GHz (Ku-band, BSS) [4]; 13.75-14.00 GHz (Ku-band, FSS), 13.00-13.25 GHz (Ku-band, FSS Apx-30B), 17.30-18.10 GHz (Ku-band, BSS), 29.75-30.00 GHz (Ka-band) [5]

Downlink frequencies:

12.5 -12.75 GHz (Ku-band, FSS), 11.7-12.5 GHz (Ku-band, BSS) [4]; 12.50-12.75 GHz (Ku-band, FSS), 10.70-10.95 GHz (Ku-band, FSS Apx-30B), 11.70-12.50 GHz (Ku-band, BSS), 11.20-11.45 GHz (Ku-band) [5]

EIRP:

48 dBW (at the edge of coverage), >50 dBW (in cities) [4]; 41 dBW (medium power), 43.5 dBW (high power) C-band [6]

G/T:

+0.2 dB/K (4); 1.2 dB/K C-band, 4 dB/K Ku-band/BSS (6)

Manufacturer:

EADS Astrium (4, 6); EADS Astrium & Thales Alenia Space (5)