| Satellite Characteristics | Parameter Value(s) | Notes |
|---|---|---|
| General: | ||
| Satellite Manufacturer | Matra Marconi Space | |
| Launch Date | 05/10/98 | |
| Launch | Ariane IV (V111) | |
| Projected Lifetime | >12 years | |
| Orbital Position | 10º E ± 0.1º | |
| Frequency Plan: | ||
| Operational Transponders | 28 | |
| Total Transponders | 28 | |
| Frequency Accuracy | ±5 x 10 -7 | At satellite delivery. |
| Frequency Stability |
±1 x 10 -7 ±5 x 10 -7 ±5 x 10 -6 |
Over any 24 hour period. Over any month. Over the min. operational lifetime. |
| Coverages: | ||
| Nominal Transponder Power |
96 W Widebeam. 116 W Steerable Spotbeam. |
|
| Polarisation | Dual Linear | All coverages. |
| Polarisation Discrimination |
28 dB - 33 dB 27 dB - 33 dB 30 dB (transmit and receive). |
Wide Beam receive. Wide Beam transmit. Steerable Spotbeam. |
| Transponder Gain: | ||
| Fixed Gain Mode: | Precise operational gain adjustments are made according to the traffic configuration of the transponder. | |
| Gain Adjustment Range | 15 dB | |
| Gain Step Size | 1.5 dB | |
| IPFD for Saturation | -(92 + X) to -(77 + X) |
Automatic Level Control Mode. In dBWm-2. The value X is the G/T in dBK -1 in the direction of the location considered. |
| Dynamic range | 15 dB | |
| OBO Adjustment Range | 0 - 6 dB |
Fixed Gain Mode or Automatic Level Control mode. |
| OBO Adjustment Step Size | 1.5 dB | |
| Beacon: | ||
| Number | 2 |
Beacon 2 is the telemetry and ranging carrier. |
| Beacon 1 Frequencies |
11 450.500 MHz 11 451.000 MHz |
Nominally active beacon frequency. Selectable by ground command. |
| Beacon 2 frequency |
12 500.250 MHz 12 749.750 MHz |
Nominally active beacon frequency. Selectable by ground command. |
| Beacon 3 frequency | 11 199.000 MHz | |
| Frequency Stability | < ±10 kHz | With respect to the nominal frequency. |
| Minimum EIRP |
4 dBW Beacon 1. 9 dBW Beacon 2 |
|
| Polarisation | Horizontal | |