Orbital elements of RELAY 1
| Launched | 12 December 1962 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 503 |
| Alternative names |
A-15 |
| 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 Jan 07 18:57 | 2026 Jan 05 16:30:36 | 47.5039 | 0.28411 | 18.2107 | 21.4836 | 356.3278 | 7.78170 | – |
| 2026 Jan 06 18:56 | 2026 Jan 05 16:30:36 | 47.5039 | 0.28411 | 18.2107 | 21.4836 | 356.3278 | 7.78170 | – |
| 2026 Jan 05 18:57 | 2025 Dec 30 18:44:18 | 47.5068 | 0.28406 | 18.7145 | 14.3186 | 356.3278 | 7.78170 | – |
| 2026 Jan 04 18:56 | 2025 Dec 30 18:44:18 | 47.5068 | 0.28406 | 18.7145 | 14.3186 | 356.3278 | 7.78170 | – |
| 2026 Jan 03 18:57 | 2025 Dec 30 18:44:18 | 47.5068 | 0.28406 | 18.7145 | 14.3186 | 356.3278 | 7.78170 | – |
| 2026 Jan 01 18:56 | 2025 Dec 30 18:44:18 | 47.5068 | 0.28406 | 18.7145 | 14.3186 | 356.3278 | 7.78170 | – |
| 2025 Dec 31 18:57 | 2025 Dec 30 18:44:18 | 47.5068 | 0.28406 | 18.7145 | 14.3186 | 356.3278 | 7.78170 | – |
| 2025 Dec 30 18:56 | 2025 Dec 24 20:57:25 | 47.5097 | 0.28401 | 19.2182 | 7.1536 | 356.3278 | 7.78170 | – |
| 2025 Dec 29 18:56 | 2025 Dec 24 20:57:25 | 47.5097 | 0.28401 | 19.2182 | 7.1536 | 356.3278 | 7.78170 | – |
| 2025 Dec 28 18:57 | 2025 Dec 24 20:57:25 | 47.5097 | 0.28401 | 19.2182 | 7.1536 | 356.3278 | 7.78170 | – |
| 2025 Dec 27 18:57 | 2025 Dec 24 20:57:25 | 47.5097 | 0.28401 | 19.2182 | 7.1536 | 356.3278 | 7.78170 | – |
| 2025 Dec 26 18:56 | 2025 Dec 24 20:57:25 | 47.5097 | 0.28401 | 19.2182 | 7.1536 | 356.3278 | 7.78170 | – |
| 2025 Dec 25 18:57 | 2025 Dec 20 02:44:43 | 47.5114 | 0.28397 | 19.6239 | 1.3837 | 356.3278 | 7.78170 | – |
| 2025 Dec 24 18:56 | 2025 Dec 20 02:44:43 | 47.5114 | 0.28397 | 19.6239 | 1.3837 | 356.3278 | 7.78170 | – |
| 2025 Dec 23 18:56 | 2025 Dec 20 02:44:43 | 47.5114 | 0.28397 | 19.6239 | 1.3837 | 356.3278 | 7.78170 | – |
| 2025 Dec 22 18:57 | 2025 Dec 20 02:44:43 | 47.5114 | 0.28397 | 19.6239 | 1.3837 | 356.3278 | 7.78170 | – |
| 2025 Dec 21 18:57 | 2025 Dec 20 02:44:43 | 47.5114 | 0.28397 | 19.6239 | 1.3837 | 356.3278 | 7.78170 | – |
| 2025 Dec 20 18:57 | 2025 Dec 20 02:44:43 | 47.5114 | 0.28397 | 19.6239 | 1.3837 | 356.3278 | 7.78170 | – |
| 2025 Dec 19 18:57 | 2025 Dec 11 21:27:52 | 47.5144 | 0.28391 | 20.3247 | 351.4156 | 356.3278 | 7.78170 | – |
| 2025 Dec 18 18:57 | 2025 Dec 11 21:27:52 | 47.5144 | 0.28391 | 20.3247 | 351.4156 | 356.3278 | 7.78170 | – |
| 2025 Dec 17 18:58 | 2025 Dec 11 21:27:52 | 47.5144 | 0.28391 | 20.3247 | 351.4156 | 356.3278 | 7.78170 | – |
| 2025 Dec 16 18:57 | 2025 Dec 11 21:27:52 | 47.5144 | 0.28391 | 20.3247 | 351.4156 | 356.3278 | 7.78170 | – |
| 2025 Dec 15 18:58 | 2025 Dec 11 21:27:52 | 47.5144 | 0.28391 | 20.3247 | 351.4156 | 356.3278 | 7.78170 | – |
| 2025 Dec 14 18:56 | 2025 Dec 11 21:27:52 | 47.5144 | 0.28391 | 20.3247 | 351.4156 | 356.3278 | 7.78170 | – |
| 2025 Dec 13 18:56 | 2025 Dec 11 21:27:52 | 47.5144 | 0.28391 | 20.3247 | 351.4156 | 356.3278 | 7.78170 | – |
| 2025 Dec 12 18:57 | 2025 Dec 11 21:27:52 | 47.5144 | 0.28391 | 20.3247 | 351.4156 | 356.3278 | 7.78170 | – |
| 2025 Dec 11 18:56 | 2025 Dec 07 01:52:39 | 47.5157 | 0.28387 | 20.7353 | 345.5773 | 356.3278 | 7.78170 | – |