Orbital elements of SIRIO
| Launched | 24 August 1977 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | Italy |
| NORAD ID | 10294 |
| 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 Jul 05 17:56 | 2025 Jul 02 22:50:43 | 8.0055 | 0.00078 | 20.1241 | 157.5699 | 239.4530 | 1.00274 | – |
| 2025 Jul 04 17:56 | 2025 Jul 02 22:50:43 | 8.0055 | 0.00078 | 20.1241 | 157.5699 | 239.4530 | 1.00274 | – |
| 2025 Jul 03 17:56 | 2025 Jul 02 22:50:43 | 8.0055 | 0.00078 | 20.1241 | 157.5699 | 239.4530 | 1.00274 | – |
| 2025 Jul 02 17:56 | 2025 Jun 27 21:03:32 | 8.0168 | 0.00079 | 20.1269 | 156.7216 | 239.4530 | 1.00274 | – |
| 2025 Jul 01 17:56 | 2025 Jun 27 21:03:32 | 8.0168 | 0.00079 | 20.1269 | 156.7216 | 239.4530 | 1.00274 | – |
| 2025 Jun 30 17:56 | 2025 Jun 27 21:03:32 | 8.0168 | 0.00079 | 20.1269 | 156.7216 | 239.4530 | 1.00274 | – |
| 2025 Jun 29 17:56 | 2025 Jun 27 21:03:32 | 8.0168 | 0.00079 | 20.1269 | 156.7216 | 239.4530 | 1.00274 | – |
| 2025 Jun 28 17:56 | 2025 Jun 27 21:03:32 | 8.0168 | 0.00079 | 20.1269 | 156.7216 | 239.4530 | 1.00274 | – |
| 2025 Jun 27 17:56 | 2025 Jun 21 22:41:02 | 8.0298 | 0.00078 | 20.1304 | 155.5861 | 239.4530 | 1.00274 | – |
| 2025 Jun 26 17:56 | 2025 Jun 21 22:41:02 | 8.0298 | 0.00078 | 20.1304 | 155.5861 | 239.4530 | 1.00274 | – |
| 2025 Jun 25 17:56 | 2025 Jun 21 22:41:02 | 8.0298 | 0.00078 | 20.1304 | 155.5861 | 239.4530 | 1.00274 | – |
| 2025 Jun 24 17:56 | 2025 Jun 21 22:41:02 | 8.0298 | 0.00078 | 20.1304 | 155.5861 | 239.4530 | 1.00274 | – |
| 2025 Jun 23 17:56 | 2025 Jun 21 22:41:02 | 8.0298 | 0.00078 | 20.1304 | 155.5861 | 239.4530 | 1.00274 | – |
| 2025 Jun 22 17:56 | 2025 Jun 16 20:55:32 | 8.0411 | 0.00078 | 20.1333 | 154.8193 | 239.4530 | 1.00274 | – |
| 2025 Jun 21 17:56 | 2025 Jun 16 20:55:32 | 8.0411 | 0.00078 | 20.1333 | 154.8193 | 239.4530 | 1.00274 | – |
| 2025 Jun 20 17:57 | 2025 Jun 16 20:55:32 | 8.0411 | 0.00078 | 20.1333 | 154.8193 | 239.4530 | 1.00274 | – |
| 2025 Jun 19 17:56 | 2025 Jun 16 20:55:32 | 8.0411 | 0.00078 | 20.1333 | 154.8193 | 239.4530 | 1.00274 | – |
| 2025 Jun 18 17:56 | 2025 Jun 16 20:55:32 | 8.0411 | 0.00078 | 20.1333 | 154.8193 | 239.4530 | 1.00274 | – |
| 2025 Jun 17 17:56 | 2025 Jun 16 20:55:32 | 8.0411 | 0.00078 | 20.1333 | 154.8193 | 239.4530 | 1.00274 | – |
| 2025 Jun 16 17:56 | 2025 Jun 11 19:10:11 | 8.0525 | 0.00077 | 20.1361 | 154.3186 | 239.4530 | 1.00274 | – |
| 2025 Jun 15 17:56 | 2025 Jun 11 19:10:11 | 8.0525 | 0.00077 | 20.1361 | 154.3186 | 239.4530 | 1.00274 | – |
| 2025 Jun 14 17:56 | 2025 Jun 11 19:10:11 | 8.0525 | 0.00077 | 20.1361 | 154.3186 | 239.4530 | 1.00274 | – |
| 2025 Jun 13 17:56 | 2025 Jun 11 19:10:11 | 8.0525 | 0.00077 | 20.1361 | 154.3186 | 239.4530 | 1.00274 | – |
| 2025 Jun 12 17:56 | 2025 Jun 11 19:10:11 | 8.0525 | 0.00077 | 20.1361 | 154.3186 | 239.4530 | 1.00274 | – |
| 2025 Jun 11 17:56 | 2025 Jun 05 22:15:46 | 8.0660 | 0.00078 | 20.1394 | 153.8825 | 239.4530 | 1.00274 | – |
| 2025 Jun 10 17:56 | 2025 Jun 05 22:15:46 | 8.0660 | 0.00078 | 20.1394 | 153.8825 | 239.4530 | 1.00274 | – |
| 2025 Jun 09 17:56 | 2025 Jun 05 22:15:46 | 8.0660 | 0.00078 | 20.1394 | 153.8825 | 239.4530 | 1.00274 | – |
| 2025 Jun 08 17:56 | 2025 Jun 05 22:15:46 | 8.0660 | 0.00078 | 20.1394 | 153.8825 | 239.4530 | 1.00274 | – |