| Designation | 20442 / 90005G |
| Launch date | 22 Jan 1990 |
| Country of origin | Argentina |
| Mission | Telecommunications |
| Perigee/Apogee | 779/797 km |
| Inclination | 98.6° |
| Period | 100.6 min |
| Launch vehicle | Ariane V35 |
| Mass at launch | 9 kg |
| Uplink |
1200 bps Manchester coded (Biphase-L) FSK (FM) AX.25 145.840 145.860 145.880 145.900 MHz |
| Downlink |
1200 bps BPSK (SSB) AX.25, either one of the two frequencies below: 437.154 MHz (LHCP in northern hemisphere), normal unfiltered PSK 437.126 MHz (RHCP in northern hemisphere), Raised Cosine modulation |
| CW beacon | 437.126 MHz (when active) |