Orbital elements of GP-B
| Launched | 19 April 2004 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 28230 |
| Alternative names |
GRAVITY PROBE B |
| 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 14 18:56 | 2026 Mar 10 11:03:47 | 89.8435 | 0.00020 | 3.4708 | 83.6956 | 276.4501 | 14.83120 | 4.743 |
| 2026 Mar 13 18:57 | 2026 Mar 10 11:03:47 | 89.8435 | 0.00020 | 3.4708 | 83.6956 | 276.4501 | 14.83120 | 4.743 |
| 2026 Mar 12 18:57 | 2026 Mar 10 11:03:47 | 89.8435 | 0.00020 | 3.4708 | 83.6956 | 276.4501 | 14.83120 | 4.743 |
| 2026 Mar 11 18:56 | 2026 Mar 10 11:03:47 | 89.8435 | 0.00020 | 3.4708 | 83.6956 | 276.4501 | 14.83120 | 4.743 |
| 2026 Mar 10 18:56 | 2026 Mar 10 11:03:47 | 89.8435 | 0.00020 | 3.4708 | 83.6956 | 276.4501 | 14.83120 | 4.743 |
| 2026 Mar 09 18:56 | 2026 Mar 04 10:56:39 | 89.8428 | 0.00022 | 3.4787 | 77.5726 | 276.4501 | 14.83120 | 4.743 |
| 2026 Mar 08 18:57 | 2026 Mar 04 10:56:39 | 89.8428 | 0.00022 | 3.4787 | 77.5726 | 276.4501 | 14.83120 | 4.743 |
| 2026 Mar 07 18:57 | 2026 Mar 04 10:56:39 | 89.8428 | 0.00022 | 3.4787 | 77.5726 | 276.4501 | 14.83120 | 4.743 |
| 2026 Mar 06 18:56 | 2026 Mar 04 10:56:39 | 89.8428 | 0.00022 | 3.4787 | 77.5726 | 276.4501 | 14.83120 | 4.743 |
| 2026 Mar 05 18:56 | 2026 Mar 04 10:56:39 | 89.8428 | 0.00022 | 3.4787 | 77.5726 | 276.4501 | 14.83120 | 4.743 |
| 2026 Mar 04 18:57 | 2026 Mar 04 10:56:39 | 89.8428 | 0.00022 | 3.4787 | 77.5726 | 276.4501 | 14.83120 | 4.743 |
| 2026 Mar 03 18:56 | 2026 Feb 26 12:26:36 | 89.8418 | 0.00024 | 3.4866 | 74.6516 | 276.4501 | 14.83120 | 4.743 |
| 2026 Mar 02 18:57 | 2026 Feb 26 12:26:36 | 89.8418 | 0.00024 | 3.4866 | 74.6516 | 276.4501 | 14.83120 | 4.743 |
| 2026 Mar 01 18:57 | 2026 Feb 26 12:26:36 | 89.8418 | 0.00024 | 3.4866 | 74.6516 | 276.4501 | 14.83120 | 4.743 |
| 2026 Feb 28 18:56 | 2026 Feb 26 12:26:36 | 89.8418 | 0.00024 | 3.4866 | 74.6516 | 276.4501 | 14.83120 | 4.743 |
| 2026 Feb 27 19:05 | 2026 Feb 26 12:26:36 | 89.8418 | 0.00024 | 3.4866 | 74.6516 | 276.4501 | 14.83120 | 4.743 |
| 2026 Feb 26 20:45 | 2026 Feb 26 12:26:36 | 89.8418 | 0.00024 | 3.4866 | 74.6516 | 276.4501 | 14.83120 | 4.743 |