Orbital elements of EXPLORER 27
| Launched | 28 April 1965 |
| Flight ended | – |
| Launch site | Wallops Island, Virginia, USA |
| Owner | United States |
| NORAD ID | 1328 |
| 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 Apr 28 17:56 | 2026 Apr 24 11:26:16 | 41.1828 | 0.02413 | 16.4732 | 26.4559 | 334.8287 | 13.38925 | 8.743 |
| 2026 Apr 27 17:58 | 2026 Apr 24 11:26:16 | 41.1828 | 0.02413 | 16.4732 | 26.4559 | 334.8287 | 13.38925 | 8.743 |
| 2026 Apr 26 17:58 | 2026 Apr 24 11:26:16 | 41.1828 | 0.02413 | 16.4732 | 26.4559 | 334.8287 | 13.38925 | 8.743 |
| 2026 Apr 25 17:58 | 2026 Apr 24 11:26:16 | 41.1828 | 0.02413 | 16.4732 | 26.4559 | 334.8287 | 13.38925 | 8.743 |
| 2026 Apr 24 17:59 | 2026 Apr 24 11:26:16 | 41.1828 | 0.02413 | 16.4732 | 26.4559 | 334.8287 | 13.38925 | 8.743 |
| 2026 Apr 23 17:57 | 2026 Apr 19 11:27:54 | 41.1834 | 0.02417 | 17.8992 | 0.4322 | 334.8287 | 13.38925 | 8.743 |
| 2026 Apr 22 17:57 | 2026 Apr 19 11:27:54 | 41.1834 | 0.02417 | 17.8992 | 0.4322 | 334.8287 | 13.38925 | 8.743 |
| 2026 Apr 21 17:57 | 2026 Apr 19 11:27:54 | 41.1834 | 0.02417 | 17.8992 | 0.4322 | 334.8287 | 13.38925 | 8.743 |
| 2026 Apr 20 17:57 | 2026 Apr 19 11:27:54 | 41.1834 | 0.02417 | 17.8992 | 0.4322 | 334.8287 | 13.38925 | 8.743 |
| 2026 Apr 19 17:58 | 2026 Apr 19 11:27:54 | 41.1834 | 0.02417 | 17.8992 | 0.4322 | 334.8287 | 13.38925 | 8.743 |
| 2026 Apr 18 17:56 | 2026 Apr 13 05:03:05 | 41.1846 | 0.02422 | 19.6870 | 327.8620 | 334.8287 | 13.38925 | 8.743 |
| 2026 Apr 16 17:57 | 2026 Apr 13 05:03:05 | 41.1846 | 0.02422 | 19.6870 | 327.8620 | 334.8287 | 13.38925 | 8.743 |
| 2026 Apr 14 17:57 | 2026 Apr 13 05:03:05 | 41.1846 | 0.02422 | 19.6870 | 327.8620 | 334.8287 | 13.38925 | 8.743 |
| 2026 Apr 13 17:57 | 2026 Apr 13 05:03:05 | 41.1846 | 0.02422 | 19.6870 | 327.8620 | 334.8287 | 13.38925 | 8.743 |
| 2026 Apr 12 17:57 | 2026 Apr 08 15:49:25 | 41.1855 | 0.02425 | 20.9852 | 304.2494 | 334.8287 | 13.38925 | 8.743 |
| 2026 Apr 11 17:57 | 2026 Apr 08 15:49:25 | 41.1855 | 0.02425 | 20.9852 | 304.2494 | 334.8287 | 13.38925 | 8.743 |
| 2026 Apr 10 17:58 | 2026 Apr 08 15:49:25 | 41.1855 | 0.02425 | 20.9852 | 304.2494 | 334.8287 | 13.38925 | 8.743 |
| 2026 Apr 09 18:01 | 2026 Apr 08 15:49:25 | 41.1855 | 0.02425 | 20.9852 | 304.2494 | 334.8287 | 13.38925 | 8.743 |
| 2026 Apr 08 17:57 | 2026 Apr 08 15:49:25 | 41.1855 | 0.02425 | 20.9852 | 304.2494 | 334.8287 | 13.38925 | 8.743 |
| 2026 Apr 07 17:57 | 2026 Apr 02 04:02:35 | 41.1864 | 0.02427 | 22.8366 | 270.6163 | 334.8287 | 13.38925 | 8.743 |
| 2026 Apr 06 17:57 | 2026 Apr 02 04:02:35 | 41.1864 | 0.02427 | 22.8366 | 270.6163 | 334.8287 | 13.38925 | 8.743 |
| 2026 Apr 05 17:56 | 2026 Apr 02 04:02:35 | 41.1864 | 0.02427 | 22.8366 | 270.6163 | 334.8287 | 13.38925 | 8.743 |
| 2026 Apr 04 17:57 | 2026 Apr 02 04:02:35 | 41.1864 | 0.02427 | 22.8366 | 270.6163 | 334.8287 | 13.38925 | 8.743 |
| 2026 Apr 03 17:56 | 2026 Apr 02 04:02:35 | 41.1864 | 0.02427 | 22.8366 | 270.6163 | 334.8287 | 13.38925 | 8.743 |
| 2026 Apr 02 18:03 | 2026 Apr 02 04:02:35 | 41.1864 | 0.02427 | 22.8366 | 270.6163 | 334.8287 | 13.38925 | 8.743 |