Orbital elements of DELTA 1 DEB
| Launched | 11 June 1975 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 21515 |
| 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 02 18:56 | 2026 Feb 02 03:00:10 | 99.7183 | 0.02747 | 6.4941 | 179.6192 | 209.8040 | 12.98728 | – |
| 2026 Feb 01 18:56 | 2026 Jan 26 16:20:21 | 99.7205 | 0.02746 | 6.1106 | 194.1678 | 209.8040 | 12.98728 | – |
| 2026 Jan 31 18:56 | 2026 Jan 26 16:20:21 | 99.7205 | 0.02746 | 6.1106 | 194.1678 | 209.8040 | 12.98728 | – |
| 2026 Jan 30 18:57 | 2026 Jan 26 16:20:21 | 99.7205 | 0.02746 | 6.1106 | 194.1678 | 209.8040 | 12.98728 | – |
| 2026 Jan 29 18:56 | 2026 Jan 26 16:20:21 | 99.7205 | 0.02746 | 6.1106 | 194.1678 | 209.8040 | 12.98728 | – |
| 2026 Jan 28 18:56 | 2026 Jan 26 16:20:21 | 99.7205 | 0.02746 | 6.1106 | 194.1678 | 209.8040 | 12.98728 | – |
| 2026 Jan 27 18:56 | 2026 Jan 21 02:34:36 | 99.7200 | 0.02745 | 5.7789 | 206.7414 | 209.8040 | 12.98728 | – |
| 2026 Jan 26 18:57 | 2026 Jan 21 02:34:36 | 99.7200 | 0.02745 | 5.7789 | 206.7414 | 209.8040 | 12.98728 | – |
| 2026 Jan 25 18:57 | 2026 Jan 21 02:34:36 | 99.7200 | 0.02745 | 5.7789 | 206.7414 | 209.8040 | 12.98728 | – |
| 2026 Jan 24 18:58 | 2026 Jan 21 02:34:36 | 99.7200 | 0.02745 | 5.7789 | 206.7414 | 209.8040 | 12.98728 | – |
| 2026 Jan 22 18:56 | 2026 Jan 21 02:34:36 | 99.7200 | 0.02745 | 5.7789 | 206.7414 | 209.8040 | 12.98728 | – |
| 2026 Jan 21 18:56 | 2026 Jan 16 02:24:09 | 99.7215 | 0.02742 | 5.4809 | 218.0748 | 209.8040 | 12.98728 | – |
| 2026 Jan 20 19:06 | 2026 Jan 16 02:24:09 | 99.7215 | 0.02742 | 5.4809 | 218.0748 | 209.8040 | 12.98728 | – |
| 2026 Jan 19 18:57 | 2026 Jan 16 02:24:09 | 99.7215 | 0.02742 | 5.4809 | 218.0748 | 209.8040 | 12.98728 | – |
| 2026 Jan 18 18:57 | 2026 Jan 16 02:24:09 | 99.7215 | 0.02742 | 5.4809 | 218.0748 | 209.8040 | 12.98728 | – |
| 2026 Jan 17 18:56 | 2026 Jan 16 02:24:09 | 99.7215 | 0.02742 | 5.4809 | 218.0748 | 209.8040 | 12.98728 | – |
| 2026 Jan 16 18:57 | 2026 Jan 16 02:24:09 | 99.7215 | 0.02742 | 5.4809 | 218.0748 | 209.8040 | 12.98728 | – |
| 2026 Jan 15 18:56 | 2026 Jan 11 15:49:43 | 99.7229 | 0.02736 | 5.2166 | 228.1136 | 209.8040 | 12.98728 | – |
| 2026 Jan 13 18:56 | 2026 Jan 11 15:49:43 | 99.7229 | 0.02736 | 5.2166 | 228.1136 | 209.8040 | 12.98728 | – |
| 2026 Jan 11 18:57 | 2026 Jan 11 15:49:43 | 99.7229 | 0.02736 | 5.2166 | 228.1136 | 209.8040 | 12.98728 | – |
| 2026 Jan 10 18:57 | 2026 Jan 05 15:37:05 | 99.7220 | 0.02736 | 4.8590 | 241.7301 | 209.8040 | 12.98728 | – |
| 2026 Jan 09 18:57 | 2026 Jan 05 15:37:05 | 99.7220 | 0.02736 | 4.8590 | 241.7301 | 209.8040 | 12.98728 | – |
| 2026 Jan 08 18:56 | 2026 Jan 05 15:37:05 | 99.7220 | 0.02736 | 4.8590 | 241.7301 | 209.8040 | 12.98728 | – |
| 2026 Jan 07 18:57 | 2026 Jan 05 15:37:05 | 99.7220 | 0.02736 | 4.8590 | 241.7301 | 209.8040 | 12.98728 | – |
| 2026 Jan 06 18:56 | 2026 Jan 05 15:37:05 | 99.7220 | 0.02736 | 4.8590 | 241.7301 | 209.8040 | 12.98728 | – |