Orbital elements of CHECKMATE 4
| Launched | 1 April 2023 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 56164 |
| 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 22:16:56 | 80.9979 | 0.00063 | 7.6536 | 37.6213 | 322.5383 | 13.84746 | – |
| 2025 Apr 22 17:56 | 2025 Apr 22 03:12:26 | 80.9979 | 0.00063 | 7.7044 | 39.5883 | 322.5383 | 13.84746 | – |
| 2025 Apr 21 17:57 | 2025 Apr 21 02:55:47 | 80.9979 | 0.00064 | 7.7691 | 42.1006 | 322.5383 | 13.84746 | – |
| 2025 Apr 20 17:56 | 2025 Apr 20 02:39:08 | 80.9980 | 0.00064 | 7.8338 | 44.4945 | 322.5383 | 13.84746 | – |
| 2025 Apr 19 17:56 | 2025 Apr 18 12:30:07 | 80.9980 | 0.00064 | 7.9354 | 48.2808 | 322.5383 | 13.84746 | – |
| 2025 Apr 18 17:57 | 2025 Apr 17 10:29:25 | 80.9981 | 0.00065 | 8.0047 | 50.8937 | 322.5383 | 13.84746 | – |
| 2025 Apr 17 17:56 | 2025 Apr 16 18:53:00 | 80.9982 | 0.00065 | 8.0463 | 52.4236 | 322.5383 | 13.84746 | – |
| 2025 Apr 16 17:57 | 2025 Apr 16 03:16:35 | 80.9981 | 0.00065 | 8.0878 | 54.0089 | 322.5383 | 13.84746 | – |
| 2025 Apr 15 17:56 | 2025 Apr 14 18:19:42 | 80.9983 | 0.00066 | 8.1756 | 57.1772 | 322.5383 | 13.84746 | – |
| 2025 Apr 14 17:56 | 2025 Apr 13 18:03:03 | 80.9983 | 0.00066 | 8.2403 | 59.5776 | 322.5383 | 13.84746 | – |
| 2025 Apr 11 17:57 | 2025 Apr 10 13:45:00 | 80.9986 | 0.00067 | 8.4435 | 67.0252 | 322.5383 | 13.84746 | – |
| 2025 Apr 10 17:56 | 2025 Apr 10 03:20:44 | 80.9987 | 0.00067 | 8.4712 | 68.0595 | 322.5383 | 13.84746 | – |
| 2025 Apr 09 17:57 | 2025 Apr 08 20:07:53 | 80.9989 | 0.00067 | 8.5544 | 71.1120 | 322.5383 | 13.84746 | – |
| 2025 Apr 08 17:57 | 2025 Apr 07 19:51:14 | 80.9990 | 0.00068 | 8.6191 | 73.4636 | 322.5383 | 13.84746 | – |
| 2025 Apr 07 17:56 | 2025 Apr 06 19:34:35 | 80.9992 | 0.00068 | 8.6837 | 75.8072 | 322.5383 | 13.84746 | – |
| 2025 Apr 06 17:56 | 2025 Apr 05 19:17:56 | 80.9993 | 0.00068 | 8.7484 | 78.1642 | 322.5383 | 13.84746 | – |
| 2025 Apr 05 17:56 | 2025 Apr 04 13:49:08 | 80.9996 | 0.00068 | 8.8269 | 80.9902 | 322.5383 | 13.84746 | – |
| 2025 Apr 04 17:56 | 2025 Apr 03 13:32:29 | 80.9998 | 0.00068 | 8.8916 | 83.3064 | 322.5383 | 13.84746 | – |
| 2025 Apr 03 17:56 | 2025 Apr 02 14:59:53 | 81.0000 | 0.00068 | 8.9516 | 85.4483 | 322.5383 | 13.84746 | – |
| 2025 Apr 02 17:57 | 2025 Apr 02 13:15:50 | 81.0000 | 0.00068 | 8.9562 | 85.6264 | 322.5383 | 13.84746 | – |
| 2025 Apr 01 17:56 | 2025 Apr 01 06:02:59 | 81.0002 | 0.00068 | 9.0394 | 88.6537 | 322.5383 | 13.84746 | – |
| 2025 Mar 31 17:56 | 2025 Mar 31 02:18:15 | 81.0004 | 0.00068 | 9.1133 | 91.3545 | 322.5383 | 13.84746 | – |
| 2025 Mar 30 17:57 | 2025 Mar 29 20:49:27 | 81.0006 | 0.00069 | 9.1918 | 94.1740 | 322.5383 | 13.84746 | – |
| 2025 Mar 29 18:56 | 2025 Mar 29 08:41:07 | 81.0007 | 0.00069 | 9.2241 | 95.3396 | 322.5383 | 13.84746 | – |
| 2025 Mar 28 18:57 | 2025 Mar 27 15:04:00 | 81.0010 | 0.00069 | 9.3349 | 99.3314 | 322.5383 | 13.84746 | – |
| 2025 Mar 27 18:56 | 2025 Mar 27 04:39:43 | 81.0010 | 0.00069 | 9.3626 | 100.3267 | 322.5383 | 13.84746 | – |