Satellite Data

Satellite Data

Satellite Data

HELLAS SAT 2 satellite carries 30 high power Ku-Band transponders distributed among two fixed beams over Europe and two steerable beams that can be pointed anywhere within the visible earth. The satellite is controlled via two fully owned TT&C stations located in Greece and Cyprus whistle our Carrier Monitoring Station network ensures high levels of transmission quality.

HELLAS SAT 2 technical specifications:

Spacecraft ASTRIUM Eurostar 2000+ platform
Orbital Position 39° East
Launch Date 13th May 2003
Expected Lifetime 15 years
Ku-Band Payload 30 x 36 MHz transponders plus 8 redundant
Power TWTAs 105 Watts
Downlink Frequencies
10.95 to 11.20 GHz
11.45 to 11.70 GHz
12.50 to 12.75 GHz
Uplink Frequencies 13.75 to 14.50 GHz
Coverage Fixed over Europe 
Steerable over South Africa & Middle East  
Beams
F1 & F2 in Europe (18 transponders)
S2 in Middle East (6 transponders)
S1 in South Africa (6 transponders)
Downlink EIRP 55 dBW max. for F1, F2
52.5 dBW max. for S1, S2
Uplink G/T +11 dB/K max. for F1, F2
+5.5 dB/K max. for S1, S2
Redundancy
3:2 for F1
2:1 for F2
2:1 for S1         
3:2 for S2
38:30 total TWTA