Orbital elements of HELIOS 1B
| Launched | 2 December 1999 |
| Flight ended | – |
| Launch site | Europe's Spaceport, Kourou, French Guiana |
| Owner | France |
| NORAD ID | 25977 |
| 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 Dec 31 18:57 | 2025 Dec 31 13:45:46 | 98.1754 | 0.00006 | 17.3865 | 35.2433 | 324.8819 | 14.87370 | 6.243 |
| 2025 Dec 30 18:56 | 2025 Dec 30 05:28:17 | 98.1752 | 0.00007 | 17.2942 | 34.7155 | 324.8819 | 14.87370 | 6.243 |
| 2025 Dec 29 18:56 | 2025 Dec 29 05:15:10 | 98.1750 | 0.00007 | 17.2249 | 32.7612 | 324.8819 | 14.87370 | 6.243 |
| 2025 Dec 28 18:57 | 2025 Dec 28 14:43:17 | 98.1749 | 0.00008 | 17.1834 | 31.8724 | 324.8819 | 14.87370 | 6.243 |
| 2025 Dec 27 18:57 | 2025 Dec 27 11:16:24 | 98.1748 | 0.00008 | 17.1048 | 31.2226 | 324.8819 | 14.87370 | 6.243 |
| 2025 Dec 26 18:56 | 2025 Dec 26 14:17:00 | 98.1749 | 0.00009 | 17.0448 | 32.1439 | 324.8819 | 14.87370 | 6.243 |
| 2025 Dec 25 18:57 | 2025 Dec 25 05:59:29 | 98.1754 | 0.00010 | 16.9524 | 30.4227 | 324.8819 | 14.87370 | 6.243 |
| 2025 Dec 24 18:56 | 2025 Dec 24 05:46:19 | 98.1755 | 0.00011 | 16.8832 | 31.3264 | 324.8819 | 14.87370 | 6.243 |
| 2025 Dec 23 18:56 | 2025 Dec 23 03:56:17 | 98.1756 | 0.00011 | 16.8093 | 31.6806 | 324.8819 | 14.87370 | 6.243 |
| 2025 Dec 22 18:57 | 2025 Dec 22 06:56:53 | 98.1756 | 0.00011 | 16.7492 | 31.9562 | 324.8819 | 14.87370 | 6.243 |
| 2025 Dec 21 18:57 | 2025 Dec 21 06:43:43 | 98.1757 | 0.00012 | 16.6800 | 32.9309 | 324.8819 | 14.87370 | 6.243 |
| 2025 Dec 20 18:57 | 2025 Dec 20 06:30:33 | 98.1757 | 0.00013 | 16.6107 | 33.9020 | 324.8819 | 14.87370 | 6.243 |
| 2025 Dec 19 18:57 | 2025 Dec 19 03:03:37 | 98.1757 | 0.00014 | 16.5322 | 35.0399 | 324.8819 | 14.87370 | 6.243 |
| 2025 Dec 18 18:57 | 2025 Dec 18 06:04:12 | 98.1757 | 0.00014 | 16.4721 | 36.5791 | 324.8819 | 14.87370 | 6.243 |
| 2025 Dec 17 18:58 | 2025 Dec 17 07:27:54 | 98.1757 | 0.00015 | 16.4075 | 38.0094 | 324.8819 | 14.87370 | 6.243 |
| 2025 Dec 16 18:57 | 2025 Dec 15 16:42:49 | 98.1757 | 0.00016 | 16.2966 | 41.1331 | 324.8819 | 14.87370 | 6.243 |
| 2025 Dec 15 18:58 | 2025 Dec 14 16:29:38 | 98.1756 | 0.00016 | 16.2274 | 41.6450 | 324.8819 | 14.87370 | 6.243 |
| 2025 Dec 14 18:56 | 2025 Dec 13 16:16:27 | 98.1754 | 0.00016 | 16.1581 | 42.6990 | 324.8819 | 14.87370 | 6.243 |
| 2025 Dec 13 18:56 | 2025 Dec 13 06:35:10 | 98.1753 | 0.00017 | 16.1304 | 43.5837 | 324.8819 | 14.87370 | 6.243 |
| 2025 Dec 12 18:57 | 2025 Dec 12 06:21:58 | 98.1750 | 0.00017 | 16.0611 | 44.6752 | 324.8819 | 14.87370 | 6.243 |
| 2025 Dec 11 18:56 | 2025 Dec 11 06:08:46 | 98.1751 | 0.00018 | 15.9918 | 45.2228 | 324.8819 | 14.87370 | 6.243 |
| 2025 Dec 10 18:56 | 2025 Dec 10 07:32:26 | 98.1751 | 0.00019 | 15.9272 | 46.4517 | 324.8819 | 14.87370 | 6.243 |
| 2025 Dec 09 18:56 | 2025 Dec 09 10:32:59 | 98.1752 | 0.00019 | 15.8672 | 47.3890 | 324.8819 | 14.87370 | 6.243 |
| 2025 Dec 08 18:56 | 2025 Dec 08 07:06:00 | 98.1752 | 0.00019 | 15.7886 | 48.3847 | 324.8819 | 14.87370 | 6.243 |
| 2025 Dec 07 18:56 | 2025 Dec 07 03:39:00 | 98.1754 | 0.00020 | 15.7101 | 49.5528 | 324.8819 | 14.87370 | 6.243 |
| 2025 Dec 06 18:56 | 2025 Dec 06 03:25:46 | 98.1756 | 0.00021 | 15.6409 | 51.8356 | 324.8819 | 14.87370 | 6.243 |
| 2025 Dec 05 18:57 | 2025 Dec 05 06:26:18 | 98.1756 | 0.00021 | 15.5808 | 53.1502 | 324.8819 | 14.87370 | 6.243 |
| 2025 Dec 04 18:57 | 2025 Dec 04 06:13:03 | 98.1755 | 0.00021 | 15.5115 | 53.8276 | 324.8819 | 14.87370 | 6.243 |