Orbital elements of OPS 6157
| Launched | 11 June 1973 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 6691 |
| Alternative names |
DSP 4 |
| 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 Nov 03 18:57 | 2025 Nov 02 06:07:44 | 1.3987 | 0.00085 | 16.1545 | 29.5394 | 235.7197 | 0.99825 | 5.243 |
| 2025 Nov 02 18:57 | 2025 Oct 29 06:15:50 | 1.4084 | 0.00082 | 16.1717 | 28.8204 | 235.7197 | 0.99825 | 5.243 |
| 2025 Nov 01 18:58 | 2025 Oct 29 06:15:50 | 1.4084 | 0.00082 | 16.1717 | 28.8204 | 235.7197 | 0.99825 | 5.243 |
| 2025 Oct 31 18:57 | 2025 Oct 29 06:15:50 | 1.4084 | 0.00082 | 16.1717 | 28.8204 | 235.7197 | 0.99825 | 5.243 |
| 2025 Oct 30 18:57 | 2025 Oct 29 06:15:50 | 1.4084 | 0.00082 | 16.1717 | 28.8204 | 235.7197 | 0.99825 | 5.243 |
| 2025 Oct 29 18:57 | 2025 Oct 29 06:15:50 | 1.4084 | 0.00082 | 16.1717 | 28.8204 | 235.7197 | 0.99825 | 5.243 |
| 2025 Oct 28 18:57 | 2025 Oct 23 22:08:38 | 1.4201 | 0.00080 | 16.1933 | 28.1275 | 235.7197 | 0.99825 | 5.243 |
| 2025 Oct 27 18:57 | 2025 Oct 23 22:08:38 | 1.4201 | 0.00080 | 16.1933 | 28.1275 | 235.7197 | 0.99825 | 5.243 |
| 2025 Oct 26 18:57 | 2025 Oct 23 22:08:38 | 1.4201 | 0.00080 | 16.1933 | 28.1275 | 235.7197 | 0.99825 | 5.243 |
| 2025 Oct 25 17:57 | 2025 Oct 23 22:08:38 | 1.4201 | 0.00080 | 16.1933 | 28.1275 | 235.7197 | 0.99825 | 5.243 |
| 2025 Oct 24 17:57 | 2025 Oct 23 22:08:38 | 1.4201 | 0.00080 | 16.1933 | 28.1275 | 235.7197 | 0.99825 | 5.243 |
| 2025 Oct 22 17:56 | 2025 Oct 18 04:54:30 | 1.4327 | 0.00081 | 16.2153 | 27.3109 | 235.7197 | 0.99825 | 5.243 |
| 2025 Oct 21 17:56 | 2025 Oct 18 04:54:30 | 1.4327 | 0.00081 | 16.2153 | 27.3109 | 235.7197 | 0.99825 | 5.243 |
| 2025 Oct 20 17:56 | 2025 Oct 18 04:54:30 | 1.4327 | 0.00081 | 16.2153 | 27.3109 | 235.7197 | 0.99825 | 5.243 |
| 2025 Oct 19 17:56 | 2025 Oct 18 04:54:30 | 1.4327 | 0.00081 | 16.2153 | 27.3109 | 235.7197 | 0.99825 | 5.243 |
| 2025 Oct 18 17:56 | 2025 Oct 18 04:54:30 | 1.4327 | 0.00081 | 16.2153 | 27.3109 | 235.7197 | 0.99825 | 5.243 |
| 2025 Oct 17 17:56 | 2025 Oct 07 13:42:19 | 1.4599 | 0.00077 | 16.2600 | 24.9546 | 235.7197 | 0.99825 | 5.243 |
| 2025 Oct 16 17:56 | 2025 Oct 07 13:42:19 | 1.4599 | 0.00077 | 16.2600 | 24.9546 | 235.7197 | 0.99825 | 5.243 |
| 2025 Oct 15 17:56 | 2025 Oct 07 13:42:19 | 1.4599 | 0.00077 | 16.2600 | 24.9546 | 235.7197 | 0.99825 | 5.243 |
| 2025 Oct 14 17:56 | 2025 Oct 07 13:42:19 | 1.4599 | 0.00077 | 16.2600 | 24.9546 | 235.7197 | 0.99825 | 5.243 |
| 2025 Oct 12 17:56 | 2025 Oct 07 13:42:19 | 1.4599 | 0.00077 | 16.2600 | 24.9546 | 235.7197 | 0.99825 | 5.243 |
| 2025 Oct 11 17:57 | 2025 Oct 07 13:42:19 | 1.4599 | 0.00077 | 16.2600 | 24.9546 | 235.7197 | 0.99825 | 5.243 |
| 2025 Oct 09 17:56 | 2025 Oct 07 13:42:19 | 1.4599 | 0.00077 | 16.2600 | 24.9546 | 235.7197 | 0.99825 | 5.243 |
| 2025 Oct 08 17:56 | 2025 Oct 07 13:42:19 | 1.4599 | 0.00077 | 16.2600 | 24.9546 | 235.7197 | 0.99825 | 5.243 |
| 2025 Oct 07 17:56 | 2025 Oct 07 13:42:19 | 1.4599 | 0.00077 | 16.2600 | 24.9546 | 235.7197 | 0.99825 | 5.243 |