Orbital elements of INTELSAT 503
| Launched | 14 December 1981 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | International Telecommunications Satellite Organization (INTELSAT) |
| NORAD ID | 12994 |
| 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 Jun 23 17:56 | 2026 Jun 22 14:33:50 | 11.2519 | 0.00471 | 21.8048 | 268.2195 | 279.0353 | 0.99467 | – |
| 2026 Jun 22 17:56 | 2026 Jun 16 13:12:50 | 11.2599 | 0.00469 | 21.8074 | 268.3071 | 279.0353 | 0.99467 | – |
| 2026 Jun 21 17:57 | 2026 Jun 16 13:12:50 | 11.2599 | 0.00469 | 21.8074 | 268.3071 | 279.0353 | 0.99467 | – |
| 2026 Jun 20 17:56 | 2026 Jun 16 13:12:50 | 11.2599 | 0.00469 | 21.8074 | 268.3071 | 279.0353 | 0.99467 | – |
| 2026 Jun 19 17:57 | 2026 Jun 16 13:12:50 | 11.2599 | 0.00469 | 21.8074 | 268.3071 | 279.0353 | 0.99467 | – |
| 2026 Jun 18 17:56 | 2026 Jun 16 13:12:50 | 11.2599 | 0.00469 | 21.8074 | 268.3071 | 279.0353 | 0.99467 | – |
| 2026 Jun 17 17:57 | 2026 Jun 16 13:12:50 | 11.2599 | 0.00469 | 21.8074 | 268.3071 | 279.0353 | 0.99467 | – |
| 2026 Jun 16 17:55 | 2026 Jun 12 01:29:16 | 11.2660 | 0.00468 | 21.8094 | 268.4454 | 279.0353 | 0.99467 | – |
| 2026 Jun 15 17:56 | 2026 Jun 12 01:29:16 | 11.2660 | 0.00468 | 21.8094 | 268.4454 | 279.0353 | 0.99467 | – |
| 2026 Jun 14 17:57 | 2026 Jun 12 01:29:16 | 11.2660 | 0.00468 | 21.8094 | 268.4454 | 279.0353 | 0.99467 | – |
| 2026 Jun 13 17:56 | 2026 Jun 12 01:29:16 | 11.2660 | 0.00468 | 21.8094 | 268.4454 | 279.0353 | 0.99467 | – |
| 2026 Jun 12 17:56 | 2026 Jun 12 01:29:16 | 11.2660 | 0.00468 | 21.8094 | 268.4454 | 279.0353 | 0.99467 | – |
| 2026 Jun 11 17:57 | 2026 Jun 06 23:52:38 | 11.2730 | 0.00468 | 21.8116 | 268.6227 | 279.0353 | 0.99467 | – |
| 2026 Jun 10 17:56 | 2026 Jun 06 23:52:38 | 11.2730 | 0.00468 | 21.8116 | 268.6227 | 279.0353 | 0.99467 | – |
| 2026 Jun 09 17:57 | 2026 Jun 06 23:52:38 | 11.2730 | 0.00468 | 21.8116 | 268.6227 | 279.0353 | 0.99467 | – |
| 2026 Jun 08 17:56 | 2026 Jun 06 23:52:38 | 11.2730 | 0.00468 | 21.8116 | 268.6227 | 279.0353 | 0.99467 | – |
| 2026 Jun 07 17:56 | 2026 Jun 06 23:52:38 | 11.2730 | 0.00468 | 21.8116 | 268.6227 | 279.0353 | 0.99467 | – |
| 2026 Jun 06 17:56 | 2026 May 31 12:27:06 | 11.2819 | 0.00468 | 21.8143 | 268.6990 | 279.0353 | 0.99467 | – |
| 2026 Jun 05 17:56 | 2026 May 31 12:27:06 | 11.2819 | 0.00468 | 21.8143 | 268.6990 | 279.0353 | 0.99467 | – |
| 2026 Jun 04 17:57 | 2026 May 31 12:27:06 | 11.2819 | 0.00468 | 21.8143 | 268.6990 | 279.0353 | 0.99467 | – |
| 2026 Jun 02 17:56 | 2026 May 31 12:27:06 | 11.2819 | 0.00468 | 21.8143 | 268.6990 | 279.0353 | 0.99467 | – |
| 2026 Jun 01 17:57 | 2026 May 31 12:27:06 | 11.2819 | 0.00468 | 21.8143 | 268.6990 | 279.0353 | 0.99467 | – |
| 2026 May 31 17:58 | 2026 May 31 12:27:06 | 11.2819 | 0.00468 | 21.8143 | 268.6990 | 279.0353 | 0.99467 | – |
| 2026 May 30 17:57 | 2026 May 25 23:04:07 | 11.2898 | 0.00467 | 21.8165 | 268.6616 | 279.0353 | 0.99467 | – |
| 2026 May 29 17:57 | 2026 May 25 23:04:07 | 11.2898 | 0.00467 | 21.8165 | 268.6616 | 279.0353 | 0.99467 | – |
| 2026 May 28 17:56 | 2026 May 25 23:04:07 | 11.2898 | 0.00467 | 21.8165 | 268.6616 | 279.0353 | 0.99467 | – |
| 2026 May 27 17:57 | 2026 May 25 23:04:07 | 11.2898 | 0.00467 | 21.8165 | 268.6616 | 279.0353 | 0.99467 | – |