Orbital elements of INTELSAT 21
| Launched | 18 August 2012 |
| Flight ended | – |
| Launch site | Sea Launch Platform (mobile) |
| Owner | International Telecommunications Satellite Organization (INTELSAT) |
| NORAD ID | 38749 |
| Alternative names |
IS-21 |
| 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 Nov 02 18:57 | 2025 Nov 02 08:41:53 | 0.0202 | 0.00028 | 6.1898 | 143.6503 | 237.8621 | 1.00269 | 6.243 |
| 2025 Nov 01 18:58 | 2025 Oct 31 17:49:45 | 0.0181 | 0.00027 | 6.8984 | 129.8109 | 237.8621 | 1.00269 | 6.243 |
| 2025 Oct 31 18:57 | 2025 Oct 31 05:50:32 | 0.0176 | 0.00027 | 7.0421 | 126.4690 | 237.8621 | 1.00269 | 6.243 |
| 2025 Oct 30 18:57 | 2025 Oct 30 05:52:02 | 0.0167 | 0.00027 | 7.2086 | 125.0991 | 237.8621 | 1.00269 | 6.243 |
| 2025 Oct 29 18:57 | 2025 Oct 29 11:01:45 | 0.0436 | 0.00025 | 4.6037 | 159.1608 | 237.8621 | 1.00269 | 6.243 |
| 2025 Oct 28 18:57 | 2025 Oct 27 21:21:16 | 0.0340 | 0.00024 | 4.6846 | 154.8716 | 237.8621 | 1.00269 | 6.243 |
| 2025 Oct 27 18:57 | 2025 Oct 27 11:04:47 | 0.0325 | 0.00024 | 4.7095 | 153.6639 | 237.8621 | 1.00269 | 6.243 |
| 2025 Oct 26 18:57 | 2025 Oct 26 10:43:42 | 0.0228 | 0.00024 | 7.1808 | 114.9047 | 237.8621 | 1.00269 | 6.243 |
| 2025 Oct 25 17:57 | 2025 Oct 25 11:07:45 | 0.0213 | 0.00024 | 7.5461 | 106.8676 | 237.8621 | 1.00269 | 6.243 |
| 2025 Oct 24 17:57 | 2025 Oct 23 18:01:24 | 0.0108 | 0.00024 | 13.0930 | 25.6990 | 237.8621 | 1.00269 | 6.243 |
| 2025 Oct 22 17:56 | 2025 Oct 22 02:38:23 | 0.0101 | 0.00024 | 14.3392 | 5.9843 | 237.8621 | 1.00269 | 6.243 |
| 2025 Oct 21 17:56 | 2025 Oct 20 23:45:39 | 0.0129 | 0.00024 | 14.9141 | 356.0003 | 237.8621 | 1.00269 | 6.243 |
| 2025 Oct 20 17:56 | 2025 Oct 20 06:06:50 | 0.0154 | 0.00024 | 14.8374 | 356.5147 | 237.8621 | 1.00269 | 6.243 |
| 2025 Oct 19 17:56 | 2025 Oct 19 06:08:20 | 0.0178 | 0.00024 | 14.7694 | 357.1584 | 237.8621 | 1.00269 | 6.243 |
| 2025 Oct 18 17:56 | 2025 Oct 18 06:09:52 | 0.0197 | 0.00024 | 14.6990 | 357.6165 | 237.8621 | 1.00269 | 6.243 |
| 2025 Oct 17 17:56 | 2025 Oct 17 02:45:49 | 0.0209 | 0.00024 | 14.6637 | 358.0406 | 237.8621 | 1.00269 | 6.243 |
| 2025 Oct 16 17:56 | 2025 Oct 16 02:47:13 | 0.0214 | 0.00027 | 15.7864 | 345.6545 | 237.8621 | 1.00269 | 6.243 |
| 2025 Oct 15 17:56 | 2025 Oct 14 21:40:31 | 0.0181 | 0.00027 | 16.0337 | 341.0589 | 237.8621 | 1.00269 | 6.243 |
| 2025 Oct 14 17:56 | 2025 Oct 13 18:16:26 | 0.0577 | 0.00023 | 5.2460 | 136.3090 | 237.8621 | 1.00269 | 6.243 |
| 2025 Oct 12 17:56 | 2025 Oct 12 06:18:38 | 0.0546 | 0.00024 | 5.2336 | 142.2126 | 237.8621 | 1.00269 | 6.243 |
| 2025 Oct 11 17:57 | 2025 Oct 11 04:08:57 | 0.0524 | 0.00024 | 5.2531 | 139.5221 | 237.8621 | 1.00269 | 6.243 |
| 2025 Oct 09 17:56 | 2025 Oct 09 02:57:38 | 0.0478 | 0.00024 | 5.3060 | 135.8203 | 237.8621 | 1.00269 | 6.243 |
| 2025 Oct 08 17:56 | 2025 Oct 08 11:33:06 | 0.0462 | 0.00023 | 5.3418 | 133.5036 | 237.8621 | 1.00269 | 6.243 |
| 2025 Oct 07 17:56 | 2025 Oct 07 04:43:16 | 0.0430 | 0.00023 | 5.3943 | 128.6818 | 237.8621 | 1.00269 | 6.243 |