Orbital elements of ASTRA 1B
| Launched | 1 March 1991 |
| Flight ended | – |
| Launch site | Europe's Spaceport, Kourou, French Guiana |
| Owner | SES |
| NORAD ID | 21139 |
| Date fetched |
Epoch osculation |
Inc. [°] |
Ecc. | RA asc node [hr] |
Arg Peri. [°] |
Mean anom [°] |
Mean motion [rev/day] |
Abs. mag |
| Date fetched |
Epoch osculation |
Inc. [°] |
Ecc. | RA asc node [hr] |
Arg Peri. [°] |
Mean anom [°] |
Mean motion [rev/day] |
Abs. mag |
| 2025 Oct 19 17:56 | 2025 Oct 18 01:15:51 | 13.0672 | 0.00052 | 1.5978 | 6.3855 | 7.9365 | 0.98512 | 5.500 |
| 2025 Oct 18 17:56 | 2025 Oct 18 01:15:51 | 13.0672 | 0.00052 | 1.5978 | 6.3855 | 7.9365 | 0.98512 | 5.500 |
| 2025 Oct 17 17:56 | 2025 Oct 07 12:20:56 | 13.0541 | 0.00054 | 1.6027 | 12.7644 | 7.9365 | 0.98512 | 5.500 |
| 2025 Oct 16 17:56 | 2025 Oct 07 12:20:56 | 13.0541 | 0.00054 | 1.6027 | 12.7644 | 7.9365 | 0.98512 | 5.500 |
| 2025 Oct 15 17:56 | 2025 Oct 07 12:20:56 | 13.0541 | 0.00054 | 1.6027 | 12.7644 | 7.9365 | 0.98512 | 5.500 |
| 2025 Oct 14 17:56 | 2025 Oct 07 12:20:56 | 13.0541 | 0.00054 | 1.6027 | 12.7644 | 7.9365 | 0.98512 | 5.500 |
| 2025 Oct 12 17:56 | 2025 Oct 07 12:20:56 | 13.0541 | 0.00054 | 1.6027 | 12.7644 | 7.9365 | 0.98512 | 5.500 |
| 2025 Oct 11 17:57 | 2025 Oct 07 12:20:56 | 13.0541 | 0.00054 | 1.6027 | 12.7644 | 7.9365 | 0.98512 | 5.500 |
| 2025 Oct 09 17:56 | 2025 Oct 07 12:20:56 | 13.0541 | 0.00054 | 1.6027 | 12.7644 | 7.9365 | 0.98512 | 5.500 |
| 2025 Oct 08 17:56 | 2025 Oct 07 12:20:56 | 13.0541 | 0.00054 | 1.6027 | 12.7644 | 7.9365 | 0.98512 | 5.500 |
| 2025 Oct 07 17:56 | 2025 Oct 07 12:20:56 | 13.0541 | 0.00054 | 1.6027 | 12.7644 | 7.9365 | 0.98512 | 5.500 |
| 2025 Oct 05 17:56 | 2025 Sep 25 16:10:30 | 13.0390 | 0.00057 | 1.6082 | 18.9356 | 7.9365 | 0.98512 | 5.500 |
| 2025 Oct 04 17:57 | 2025 Sep 25 16:10:30 | 13.0390 | 0.00057 | 1.6082 | 18.9356 | 7.9365 | 0.98512 | 5.500 |
| 2025 Oct 03 17:57 | 2025 Sep 25 16:10:30 | 13.0390 | 0.00057 | 1.6082 | 18.9356 | 7.9365 | 0.98512 | 5.500 |
| 2025 Oct 02 17:56 | 2025 Sep 25 16:10:30 | 13.0390 | 0.00057 | 1.6082 | 18.9356 | 7.9365 | 0.98512 | 5.500 |
| 2025 Sep 30 17:56 | 2025 Sep 25 16:10:30 | 13.0390 | 0.00057 | 1.6082 | 18.9356 | 7.9365 | 0.98512 | 5.500 |
| 2025 Sep 29 17:56 | 2025 Sep 25 16:10:30 | 13.0390 | 0.00057 | 1.6082 | 18.9356 | 7.9365 | 0.98512 | 5.500 |
| 2025 Sep 28 17:56 | 2025 Sep 25 16:10:30 | 13.0390 | 0.00057 | 1.6082 | 18.9356 | 7.9365 | 0.98512 | 5.500 |
| 2025 Sep 27 17:56 | 2025 Sep 25 16:10:30 | 13.0390 | 0.00057 | 1.6082 | 18.9356 | 7.9365 | 0.98512 | 5.500 |
| 2025 Sep 26 17:56 | 2025 Sep 25 16:10:30 | 13.0390 | 0.00057 | 1.6082 | 18.9356 | 7.9365 | 0.98512 | 5.500 |
| 2025 Sep 25 17:56 | 2025 Sep 19 02:47:37 | 13.0306 | 0.00060 | 1.6112 | 22.1161 | 7.9365 | 0.98512 | 5.500 |
| 2025 Sep 24 17:56 | 2025 Sep 19 02:47:37 | 13.0306 | 0.00060 | 1.6112 | 22.1161 | 7.9365 | 0.98512 | 5.500 |