Orbital elements of DELTA 1 R/B
| Launched | 21 January 1975 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 7616 |
| 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 Feb 05 18:58 | 2026 Feb 02 04:31:25 | 97.7597 | 0.01857 | 7.1457 | 180.4771 | 179.6252 | 14.06072 | 6.243 |
| 2026 Feb 04 18:57 | 2026 Feb 02 04:31:25 | 97.7597 | 0.01857 | 7.1457 | 180.4771 | 179.6252 | 14.06072 | 6.243 |
| 2026 Feb 03 18:56 | 2026 Feb 02 04:31:25 | 97.7597 | 0.01857 | 7.1457 | 180.4771 | 179.6252 | 14.06072 | 6.243 |
| 2026 Feb 02 18:56 | 2026 Feb 02 04:31:25 | 97.7597 | 0.01857 | 7.1457 | 180.4771 | 179.6252 | 14.06072 | 6.243 |
| 2026 Feb 01 18:56 | 2026 Jan 27 15:18:27 | 97.7606 | 0.01854 | 6.8281 | 196.5263 | 179.6252 | 14.06072 | 6.243 |
| 2026 Jan 31 18:56 | 2026 Jan 27 15:18:27 | 97.7606 | 0.01854 | 6.8281 | 196.5263 | 179.6252 | 14.06072 | 6.243 |
| 2026 Jan 30 18:57 | 2026 Jan 27 15:18:27 | 97.7606 | 0.01854 | 6.8281 | 196.5263 | 179.6252 | 14.06072 | 6.243 |
| 2026 Jan 29 18:56 | 2026 Jan 27 15:18:27 | 97.7606 | 0.01854 | 6.8281 | 196.5263 | 179.6252 | 14.06072 | 6.243 |
| 2026 Jan 28 18:56 | 2026 Jan 27 15:18:27 | 97.7606 | 0.01854 | 6.8281 | 196.5263 | 179.6252 | 14.06072 | 6.243 |
| 2026 Jan 27 18:56 | 2026 Jan 22 10:37:51 | 97.7615 | 0.01850 | 6.5308 | 211.5638 | 179.6252 | 14.06072 | 6.243 |
| 2026 Jan 26 18:57 | 2026 Jan 22 10:37:51 | 97.7615 | 0.01850 | 6.5308 | 211.5638 | 179.6252 | 14.06072 | 6.243 |
| 2026 Jan 25 18:57 | 2026 Jan 22 10:37:51 | 97.7615 | 0.01850 | 6.5308 | 211.5638 | 179.6252 | 14.06072 | 6.243 |
| 2026 Jan 24 18:58 | 2026 Jan 22 10:37:51 | 97.7615 | 0.01850 | 6.5308 | 211.5638 | 179.6252 | 14.06072 | 6.243 |
| 2026 Jan 22 18:56 | 2026 Jan 22 10:37:51 | 97.7615 | 0.01850 | 6.5308 | 211.5638 | 179.6252 | 14.06072 | 6.243 |
| 2026 Jan 21 18:56 | 2026 Jan 16 11:10:02 | 97.7628 | 0.01847 | 6.1886 | 228.9118 | 179.6252 | 14.06072 | 6.243 |
| 2026 Jan 20 19:06 | 2026 Jan 16 11:10:02 | 97.7628 | 0.01847 | 6.1886 | 228.9118 | 179.6252 | 14.06072 | 6.243 |
| 2026 Jan 19 18:57 | 2026 Jan 16 11:10:02 | 97.7628 | 0.01847 | 6.1886 | 228.9118 | 179.6252 | 14.06072 | 6.243 |
| 2026 Jan 18 18:57 | 2026 Jan 16 11:10:02 | 97.7628 | 0.01847 | 6.1886 | 228.9118 | 179.6252 | 14.06072 | 6.243 |
| 2026 Jan 17 18:56 | 2026 Jan 16 11:10:02 | 97.7628 | 0.01847 | 6.1886 | 228.9118 | 179.6252 | 14.06072 | 6.243 |
| 2026 Jan 16 18:57 | 2026 Jan 16 11:10:02 | 97.7628 | 0.01847 | 6.1886 | 228.9118 | 179.6252 | 14.06072 | 6.243 |
| 2026 Jan 15 18:56 | 2026 Jan 11 15:01:51 | 97.7636 | 0.01846 | 5.9117 | 242.9711 | 179.6252 | 14.06072 | 6.243 |