Orbital elements of OPS 3674
| Launched | 16 July 1964 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 837 |
| Alternative names |
VELA 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 |
| 2026 May 19 17:58 | 2026 May 11 04:23:13 | 48.7177 | 0.59588 | 8.1619 | 256.4768 | 0.7865 | 0.23988 | – |
| 2026 May 18 17:57 | 2026 May 11 04:23:13 | 48.7177 | 0.59588 | 8.1619 | 256.4768 | 0.7865 | 0.23988 | – |
| 2026 May 17 17:57 | 2026 May 11 04:23:13 | 48.7177 | 0.59588 | 8.1619 | 256.4768 | 0.7865 | 0.23988 | – |
| 2026 May 16 17:56 | 2026 May 11 04:23:13 | 48.7177 | 0.59588 | 8.1619 | 256.4768 | 0.7865 | 0.23988 | – |
| 2026 May 15 17:57 | 2026 May 11 04:23:13 | 48.7177 | 0.59588 | 8.1619 | 256.4768 | 0.7865 | 0.23988 | – |
| 2026 May 14 17:58 | 2026 May 11 04:23:13 | 48.7177 | 0.59588 | 8.1619 | 256.4768 | 0.7865 | 0.23988 | – |
| 2026 May 13 17:58 | 2026 May 11 04:23:13 | 48.7177 | 0.59588 | 8.1619 | 256.4768 | 0.7865 | 0.23988 | – |
| 2026 May 12 17:58 | 2026 May 11 04:23:13 | 48.7177 | 0.59588 | 8.1619 | 256.4768 | 0.7865 | 0.23988 | – |
| 2026 May 11 17:56 | 2026 May 11 04:23:13 | 48.7177 | 0.59588 | 8.1619 | 256.4768 | 0.7865 | 0.23988 | – |
| 2026 May 10 17:57 | 2026 May 11 04:23:13 | 48.7177 | 0.59588 | 8.1619 | 256.4768 | 0.7865 | 0.23988 | – |
| 2026 May 09 17:57 | 2026 May 02 20:30:32 | 48.7165 | 0.59237 | 8.1735 | 256.5075 | 0.7865 | 0.23988 | – |
| 2026 May 08 17:57 | 2026 May 02 20:30:32 | 48.7165 | 0.59237 | 8.1735 | 256.5075 | 0.7865 | 0.23988 | – |
| 2026 May 07 17:58 | 2026 May 02 20:30:32 | 48.7165 | 0.59237 | 8.1735 | 256.5075 | 0.7865 | 0.23988 | – |
| 2026 May 06 17:57 | 2026 May 02 20:30:32 | 48.7165 | 0.59237 | 8.1735 | 256.5075 | 0.7865 | 0.23988 | – |
| 2026 May 05 17:57 | 2026 May 02 20:30:32 | 48.7165 | 0.59237 | 8.1735 | 256.5075 | 0.7865 | 0.23988 | – |
| 2026 May 04 17:57 | 2026 May 02 20:30:32 | 48.7165 | 0.59237 | 8.1735 | 256.5075 | 0.7865 | 0.23988 | – |
| 2026 May 03 17:57 | 2026 May 02 20:30:32 | 48.7165 | 0.59237 | 8.1735 | 256.5075 | 0.7865 | 0.23988 | – |
| 2026 May 02 17:57 | 2026 May 02 20:30:32 | 48.7165 | 0.59237 | 8.1735 | 256.5075 | 0.7865 | 0.23988 | – |
| 2026 May 01 17:56 | 2026 May 02 20:30:32 | 48.7165 | 0.59237 | 8.1735 | 256.5075 | 0.7865 | 0.23988 | – |
| 2026 Apr 30 17:56 | 2026 May 02 20:30:32 | 48.7165 | 0.59237 | 8.1735 | 256.5075 | 0.7865 | 0.23988 | – |
| 2026 Apr 29 17:57 | 2026 Apr 24 12:37:09 | 48.7283 | 0.58819 | 8.1891 | 256.6050 | 0.7865 | 0.23988 | – |
| 2026 Apr 28 17:56 | 2026 Apr 24 12:37:09 | 48.7283 | 0.58819 | 8.1891 | 256.6050 | 0.7865 | 0.23988 | – |