Orbital elements of CHECKMATE 8
| Launched | 1 April 2023 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 56162 |
| 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 Apr 23 17:57 | 2025 Apr 22 11:15:06 | 80.9984 | 0.00068 | 7.6827 | 25.3261 | 334.8226 | 13.84862 | – |
| 2025 Apr 22 17:56 | 2025 Apr 22 11:15:06 | 80.9984 | 0.00068 | 7.6827 | 25.3261 | 334.8226 | 13.84862 | – |
| 2025 Apr 21 17:57 | 2025 Apr 20 10:42:02 | 80.9984 | 0.00069 | 7.8120 | 30.1229 | 334.8226 | 13.84862 | – |
| 2025 Apr 20 17:56 | 2025 Apr 20 03:45:53 | 80.9984 | 0.00069 | 7.8305 | 30.8570 | 334.8226 | 13.84862 | – |
| 2025 Apr 19 17:56 | 2025 Apr 19 03:29:22 | 80.9985 | 0.00069 | 7.8952 | 33.4192 | 334.8226 | 13.84862 | – |
| 2025 Apr 18 17:57 | 2025 Apr 18 03:12:50 | 80.9986 | 0.00070 | 7.9599 | 35.9492 | 334.8226 | 13.84862 | – |
| 2025 Apr 17 17:56 | 2025 Apr 16 18:16:07 | 80.9987 | 0.00070 | 8.0477 | 39.2700 | 334.8226 | 13.84862 | – |
| 2025 Apr 16 17:57 | 2025 Apr 15 23:11:42 | 80.9988 | 0.00070 | 8.0985 | 41.1998 | 334.8226 | 13.84862 | – |
| 2025 Apr 15 17:56 | 2025 Apr 15 12:47:28 | 80.9987 | 0.00070 | 8.1262 | 42.1978 | 334.8226 | 13.84862 | – |
| 2025 Apr 14 17:56 | 2025 Apr 14 07:18:50 | 80.9988 | 0.00071 | 8.2047 | 45.2156 | 334.8226 | 13.84862 | – |
| 2025 Apr 11 17:57 | 2025 Apr 10 14:52:54 | 80.9991 | 0.00072 | 8.4403 | 54.1178 | 334.8226 | 13.84862 | – |
| 2025 Apr 10 17:56 | 2025 Apr 09 19:48:29 | 80.9992 | 0.00072 | 8.4911 | 56.0444 | 334.8226 | 13.84862 | – |
| 2025 Apr 09 17:57 | 2025 Apr 08 19:31:57 | 80.9994 | 0.00073 | 8.5558 | 58.4960 | 334.8226 | 13.84862 | – |
| 2025 Apr 08 17:57 | 2025 Apr 08 10:51:45 | 80.9995 | 0.00073 | 8.5789 | 59.3465 | 334.8226 | 13.84862 | – |
| 2025 Apr 07 17:56 | 2025 Apr 07 05:23:06 | 80.9997 | 0.00073 | 8.6574 | 62.2838 | 334.8226 | 13.84862 | – |
| 2025 Apr 06 17:56 | 2025 Apr 06 05:06:34 | 80.9999 | 0.00073 | 8.7221 | 64.7710 | 334.8226 | 13.84862 | – |
| 2025 Apr 05 17:56 | 2025 Apr 05 04:50:02 | 81.0000 | 0.00074 | 8.7868 | 67.1034 | 334.8226 | 13.84862 | – |
| 2025 Apr 04 17:56 | 2025 Apr 04 02:49:28 | 81.0002 | 0.00074 | 8.8561 | 69.5999 | 334.8226 | 13.84862 | – |
| 2025 Apr 03 17:56 | 2025 Apr 02 19:36:47 | 81.0005 | 0.00074 | 8.9392 | 72.7353 | 334.8226 | 13.84862 | – |
| 2025 Apr 02 17:57 | 2025 Apr 01 21:04:17 | 81.0007 | 0.00074 | 8.9993 | 74.9441 | 334.8226 | 13.84862 | – |
| 2025 Apr 01 17:56 | 2025 Mar 31 20:47:45 | 81.0009 | 0.00075 | 9.0639 | 77.3265 | 334.8226 | 13.84862 | – |
| 2025 Mar 31 17:56 | 2025 Mar 31 13:51:35 | 81.0010 | 0.00075 | 9.0824 | 78.0237 | 334.8226 | 13.84862 | – |
| 2025 Mar 30 17:57 | 2025 Mar 30 04:54:52 | 81.0011 | 0.00075 | 9.1701 | 81.2546 | 334.8226 | 13.84862 | – |
| 2025 Mar 29 18:56 | 2025 Mar 29 09:50:26 | 81.0013 | 0.00075 | 9.2209 | 83.1334 | 334.8226 | 13.84862 | – |
| 2025 Mar 28 18:57 | 2025 Mar 28 04:21:47 | 81.0015 | 0.00075 | 9.2995 | 86.0315 | 334.8226 | 13.84862 | – |
| 2025 Mar 27 18:56 | 2025 Mar 27 04:05:15 | 81.0017 | 0.00075 | 9.3641 | 88.3932 | 334.8226 | 13.84862 | – |