Orbital elements of GEOS-1
| Launched | 19 April 1977 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | European Space Agency |
| NORAD ID | 9931 |
| Alternative names |
GEOSTATIONARY SCIENTIFIC SATELLITE-1 |
| 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 |
| 2026 Aug 11 17:56 | 2026 Aug 06 12:50:46 | 27.5535 | 0.66044 | 2.0028 | 329.8841 | 4.6628 | 1.96172 | 5.743 |
| 2026 Aug 10 17:56 | 2026 Aug 06 12:50:46 | 27.5535 | 0.66044 | 2.0028 | 329.8841 | 4.6628 | 1.96172 | 5.743 |
| 2026 Aug 09 17:57 | 2026 Aug 06 12:50:46 | 27.5535 | 0.66044 | 2.0028 | 329.8841 | 4.6628 | 1.96172 | 5.743 |
| 2026 Aug 08 17:57 | 2026 Aug 06 12:50:46 | 27.5535 | 0.66044 | 2.0028 | 329.8841 | 4.6628 | 1.96172 | 5.743 |
| 2026 Aug 07 17:57 | 2026 Aug 06 12:50:46 | 27.5535 | 0.66044 | 2.0028 | 329.8841 | 4.6628 | 1.96172 | 5.743 |
| 2026 Aug 06 17:57 | 2026 Jul 31 10:02:47 | 27.5380 | 0.66039 | 2.0769 | 328.0474 | 4.6628 | 1.96172 | 5.743 |
| 2026 Aug 05 17:56 | 2026 Jul 31 10:02:47 | 27.5380 | 0.66039 | 2.0769 | 328.0474 | 4.6628 | 1.96172 | 5.743 |
| 2026 Aug 04 17:57 | 2026 Jul 31 10:02:47 | 27.5380 | 0.66039 | 2.0769 | 328.0474 | 4.6628 | 1.96172 | 5.743 |
| 2026 Aug 03 17:56 | 2026 Jul 31 10:02:47 | 27.5380 | 0.66039 | 2.0769 | 328.0474 | 4.6628 | 1.96172 | 5.743 |
| 2026 Aug 02 17:57 | 2026 Jul 31 10:02:47 | 27.5380 | 0.66039 | 2.0769 | 328.0474 | 4.6628 | 1.96172 | 5.743 |
| 2026 Aug 01 17:57 | 2026 Jul 31 10:02:47 | 27.5380 | 0.66039 | 2.0769 | 328.0474 | 4.6628 | 1.96172 | 5.743 |
| 2026 Jul 31 17:56 | 2026 Jul 26 19:57:00 | 27.5263 | 0.66037 | 2.1325 | 326.6708 | 4.6628 | 1.96172 | 5.743 |
| 2026 Jul 30 17:57 | 2026 Jul 26 19:57:00 | 27.5263 | 0.66037 | 2.1325 | 326.6708 | 4.6628 | 1.96172 | 5.743 |
| 2026 Jul 29 17:57 | 2026 Jul 26 19:57:00 | 27.5263 | 0.66037 | 2.1325 | 326.6708 | 4.6628 | 1.96172 | 5.743 |
| 2026 Jul 28 17:57 | 2026 Jul 26 19:57:00 | 27.5263 | 0.66037 | 2.1325 | 326.6708 | 4.6628 | 1.96172 | 5.743 |
| 2026 Jul 27 17:57 | 2026 Jul 26 19:57:00 | 27.5263 | 0.66037 | 2.1325 | 326.6708 | 4.6628 | 1.96172 | 5.743 |
| 2026 Jul 26 17:56 | 2026 Jul 20 17:09:11 | 27.5105 | 0.66031 | 2.2067 | 324.8350 | 4.6628 | 1.96172 | 5.743 |
| 2026 Jul 25 17:57 | 2026 Jul 20 17:09:11 | 27.5105 | 0.66031 | 2.2067 | 324.8350 | 4.6628 | 1.96172 | 5.743 |
| 2026 Jul 24 17:56 | 2026 Jul 20 17:09:11 | 27.5105 | 0.66031 | 2.2067 | 324.8350 | 4.6628 | 1.96172 | 5.743 |
| 2026 Jul 23 17:57 | 2026 Jul 20 17:09:11 | 27.5105 | 0.66031 | 2.2067 | 324.8350 | 4.6628 | 1.96172 | 5.743 |
| 2026 Jul 22 17:57 | 2026 Jul 20 17:09:11 | 27.5105 | 0.66031 | 2.2067 | 324.8350 | 4.6628 | 1.96172 | 5.743 |
| 2026 Jul 21 17:57 | 2026 Jul 20 17:09:11 | 27.5105 | 0.66031 | 2.2067 | 324.8350 | 4.6628 | 1.96172 | 5.743 |
| 2026 Jul 20 17:57 | 2026 Jul 15 02:35:07 | 27.4955 | 0.66026 | 2.2747 | 323.1518 | 4.6628 | 1.96172 | 5.743 |
| 2026 Jul 19 19:06 | 2026 Jul 15 02:35:07 | 27.4955 | 0.66026 | 2.2747 | 323.1518 | 4.6628 | 1.96172 | 5.743 |
| 2026 Jul 19 17:57 | 2026 Jul 15 02:35:07 | 27.4955 | 0.66026 | 2.2747 | 323.1518 | 4.6628 | 1.96172 | 5.743 |
| 2026 Jul 18 17:57 | 2026 Jul 15 02:35:07 | 27.4955 | 0.66026 | 2.2747 | 323.1518 | 4.6628 | 1.96172 | 5.743 |
| 2026 Jul 17 17:57 | 2026 Jul 15 02:35:07 | 27.4955 | 0.66026 | 2.2747 | 323.1518 | 4.6628 | 1.96172 | 5.743 |
| 2026 Jul 16 17:56 | 2026 Jul 15 02:35:07 | 27.4955 | 0.66026 | 2.2747 | 323.1518 | 4.6628 | 1.96172 | 5.743 |
| 2026 Jul 15 17:57 | 2026 Jul 11 00:43:20 | 27.4847 | 0.66023 | 2.3242 | 321.9282 | 4.6628 | 1.96172 | 5.743 |