Orbital elements of REX 1
| Launched | 28 June 1991 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 21527 |
| 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 Mar 13 18:57 | 2026 Mar 10 12:57:48 | 89.5234 | 0.00667 | 17.6980 | 308.9929 | 50.5337 | 14.23563 | 10.243 |
| 2026 Mar 12 18:57 | 2026 Mar 10 12:57:48 | 89.5234 | 0.00667 | 17.6980 | 308.9929 | 50.5337 | 14.23563 | 10.243 |
| 2026 Mar 11 18:56 | 2026 Mar 10 12:57:48 | 89.5234 | 0.00667 | 17.6980 | 308.9929 | 50.5337 | 14.23563 | 10.243 |
| 2026 Mar 10 18:56 | 2026 Mar 10 12:57:48 | 89.5234 | 0.00667 | 17.6980 | 308.9929 | 50.5337 | 14.23563 | 10.243 |
| 2026 Mar 09 18:56 | 2026 Mar 04 13:34:13 | 89.5236 | 0.00673 | 17.7196 | 328.9844 | 50.5337 | 14.23563 | 10.243 |
| 2026 Mar 08 18:57 | 2026 Mar 04 13:34:13 | 89.5236 | 0.00673 | 17.7196 | 328.9844 | 50.5337 | 14.23563 | 10.243 |
| 2026 Mar 07 18:57 | 2026 Mar 04 13:34:13 | 89.5236 | 0.00673 | 17.7196 | 328.9844 | 50.5337 | 14.23563 | 10.243 |
| 2026 Mar 06 18:56 | 2026 Mar 04 13:34:13 | 89.5236 | 0.00673 | 17.7196 | 328.9844 | 50.5337 | 14.23563 | 10.243 |
| 2026 Mar 05 18:56 | 2026 Mar 04 13:34:13 | 89.5236 | 0.00673 | 17.7196 | 328.9844 | 50.5337 | 14.23563 | 10.243 |
| 2026 Mar 04 18:57 | 2026 Mar 04 13:34:13 | 89.5236 | 0.00673 | 17.7196 | 328.9844 | 50.5337 | 14.23563 | 10.243 |
| 2026 Mar 03 18:56 | 2026 Feb 26 12:29:26 | 89.5240 | 0.00680 | 17.7415 | 349.0095 | 50.5337 | 14.23563 | 10.243 |
| 2026 Mar 02 18:57 | 2026 Feb 26 12:29:26 | 89.5240 | 0.00680 | 17.7415 | 349.0095 | 50.5337 | 14.23563 | 10.243 |
| 2026 Mar 01 18:57 | 2026 Feb 26 12:29:26 | 89.5240 | 0.00680 | 17.7415 | 349.0095 | 50.5337 | 14.23563 | 10.243 |
| 2026 Feb 28 18:56 | 2026 Feb 26 12:29:26 | 89.5240 | 0.00680 | 17.7415 | 349.0095 | 50.5337 | 14.23563 | 10.243 |
| 2026 Feb 27 19:05 | 2026 Feb 26 12:29:26 | 89.5240 | 0.00680 | 17.7415 | 349.0095 | 50.5337 | 14.23563 | 10.243 |
| 2026 Feb 26 20:45 | 2026 Feb 26 12:29:26 | 89.5240 | 0.00680 | 17.7415 | 349.0095 | 50.5337 | 14.23563 | 10.243 |