Orbital elements of SYMPHONIE 1
| Launched | 18 December 1974 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | France/Germany |
| NORAD ID | 7578 |
| 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 Sep 15 17:56 | 2025 Sep 15 05:32:33 | 5.2844 | 0.00029 | 18.6974 | 301.1498 | 93.2177 | 0.99945 | 6.500 |
| 2025 Sep 12 17:57 | 2025 Sep 03 05:11:26 | 5.3143 | 0.00025 | 18.7070 | 295.5243 | 93.2177 | 0.99945 | 6.500 |
| 2025 Sep 11 17:57 | 2025 Sep 03 05:11:26 | 5.3143 | 0.00025 | 18.7070 | 295.5243 | 93.2177 | 0.99945 | 6.500 |
| 2025 Sep 10 17:56 | 2025 Sep 03 05:11:26 | 5.3143 | 0.00025 | 18.7070 | 295.5243 | 93.2177 | 0.99945 | 6.500 |
| 2025 Sep 08 17:57 | 2025 Sep 03 05:11:26 | 5.3143 | 0.00025 | 18.7070 | 295.5243 | 93.2177 | 0.99945 | 6.500 |
| 2025 Sep 07 17:56 | 2025 Sep 03 05:11:26 | 5.3143 | 0.00025 | 18.7070 | 295.5243 | 93.2177 | 0.99945 | 6.500 |
| 2025 Sep 06 20:41 | 2025 Sep 03 05:11:26 | 5.3143 | 0.00025 | 18.7070 | 295.5243 | 93.2177 | 0.99945 | 6.500 |
| 2025 Sep 03 17:57 | 2025 Sep 03 05:11:26 | 5.3143 | 0.00025 | 18.7070 | 295.5243 | 93.2177 | 0.99945 | 6.500 |
| 2025 Sep 02 17:56 | 2025 Aug 27 05:21:16 | 5.3320 | 0.00023 | 18.7126 | 289.7875 | 93.2177 | 0.99945 | 6.500 |
| 2025 Sep 01 17:56 | 2025 Aug 27 05:21:16 | 5.3320 | 0.00023 | 18.7126 | 289.7875 | 93.2177 | 0.99945 | 6.500 |
| 2025 Aug 31 17:56 | 2025 Aug 27 05:21:16 | 5.3320 | 0.00023 | 18.7126 | 289.7875 | 93.2177 | 0.99945 | 6.500 |
| 2025 Aug 30 17:56 | 2025 Aug 27 05:21:16 | 5.3320 | 0.00023 | 18.7126 | 289.7875 | 93.2177 | 0.99945 | 6.500 |
| 2025 Aug 29 17:56 | 2025 Aug 27 05:21:16 | 5.3320 | 0.00023 | 18.7126 | 289.7875 | 93.2177 | 0.99945 | 6.500 |
| 2025 Aug 28 17:57 | 2025 Aug 27 05:21:16 | 5.3320 | 0.00023 | 18.7126 | 289.7875 | 93.2177 | 0.99945 | 6.500 |
| 2025 Aug 27 17:56 | 2025 Aug 23 05:26:56 | 5.3421 | 0.00021 | 18.7158 | 285.7738 | 93.2177 | 0.99945 | 6.500 |
| 2025 Aug 26 17:56 | 2025 Aug 23 05:26:56 | 5.3421 | 0.00021 | 18.7158 | 285.7738 | 93.2177 | 0.99945 | 6.500 |
| 2025 Aug 25 17:56 | 2025 Aug 23 05:26:56 | 5.3421 | 0.00021 | 18.7158 | 285.7738 | 93.2177 | 0.99945 | 6.500 |
| 2025 Aug 24 17:56 | 2025 Aug 23 05:26:56 | 5.3421 | 0.00021 | 18.7158 | 285.7738 | 93.2177 | 0.99945 | 6.500 |
| 2025 Aug 23 17:56 | 2025 Aug 23 05:26:56 | 5.3421 | 0.00021 | 18.7158 | 285.7738 | 93.2177 | 0.99945 | 6.500 |
| 2025 Aug 22 17:56 | 2025 Aug 17 14:09:09 | 5.3560 | 0.00019 | 18.7203 | 281.2796 | 93.2177 | 0.99945 | 6.500 |
| 2025 Aug 20 17:56 | 2025 Aug 17 14:09:09 | 5.3560 | 0.00019 | 18.7203 | 281.2796 | 93.2177 | 0.99945 | 6.500 |
| 2025 Aug 19 17:56 | 2025 Aug 17 14:09:09 | 5.3560 | 0.00019 | 18.7203 | 281.2796 | 93.2177 | 0.99945 | 6.500 |