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 | 21279 |
| 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 09 17:57 | 2026 May 05 09:34:09 | 99.4467 | 0.00557 | 19.1317 | 183.3144 | 206.3659 | 13.57590 | – |
| 2026 May 08 17:57 | 2026 May 05 09:34:09 | 99.4467 | 0.00557 | 19.1317 | 183.3144 | 206.3659 | 13.57590 | – |
| 2026 May 07 17:58 | 2026 May 05 09:34:09 | 99.4467 | 0.00557 | 19.1317 | 183.3144 | 206.3659 | 13.57590 | – |
| 2026 May 06 17:57 | 2026 May 05 09:34:09 | 99.4467 | 0.00557 | 19.1317 | 183.3144 | 206.3659 | 13.57590 | – |
| 2026 May 05 17:57 | 2026 May 05 09:34:09 | 99.4467 | 0.00557 | 19.1317 | 183.3144 | 206.3659 | 13.57590 | – |
| 2026 May 04 17:57 | 2026 Apr 30 09:17:41 | 99.4459 | 0.00555 | 18.8107 | 196.0150 | 206.3659 | 13.57590 | – |
| 2026 May 03 17:57 | 2026 Apr 30 09:17:41 | 99.4459 | 0.00555 | 18.8107 | 196.0150 | 206.3659 | 13.57590 | – |
| 2026 May 02 17:57 | 2026 Apr 30 09:17:41 | 99.4459 | 0.00555 | 18.8107 | 196.0150 | 206.3659 | 13.57590 | – |
| 2026 May 01 17:56 | 2026 Apr 30 09:17:41 | 99.4459 | 0.00555 | 18.8107 | 196.0150 | 206.3659 | 13.57590 | – |
| 2026 Apr 30 17:56 | 2026 Apr 30 09:17:41 | 99.4459 | 0.00555 | 18.8107 | 196.0150 | 206.3659 | 13.57590 | – |
| 2026 Apr 29 17:57 | 2026 Apr 24 10:00:50 | 99.4452 | 0.00552 | 18.4284 | 211.1855 | 206.3659 | 13.57590 | – |
| 2026 Apr 28 17:56 | 2026 Apr 24 10:00:50 | 99.4452 | 0.00552 | 18.4284 | 211.1855 | 206.3659 | 13.57590 | – |
| 2026 Apr 27 17:58 | 2026 Apr 24 10:00:50 | 99.4452 | 0.00552 | 18.4284 | 211.1855 | 206.3659 | 13.57590 | – |
| 2026 Apr 26 17:58 | 2026 Apr 24 10:00:50 | 99.4452 | 0.00552 | 18.4284 | 211.1855 | 206.3659 | 13.57590 | – |
| 2026 Apr 25 17:58 | 2026 Apr 24 10:00:50 | 99.4452 | 0.00552 | 18.4284 | 211.1855 | 206.3659 | 13.57590 | – |
| 2026 Apr 24 17:59 | 2026 Apr 24 10:00:50 | 99.4452 | 0.00552 | 18.4284 | 211.1855 | 206.3659 | 13.57590 | – |
| 2026 Apr 23 17:57 | 2026 Apr 18 08:59:31 | 99.4441 | 0.00550 | 18.0414 | 226.6282 | 206.3659 | 13.57590 | – |
| 2026 Apr 22 17:57 | 2026 Apr 18 08:59:31 | 99.4441 | 0.00550 | 18.0414 | 226.6282 | 206.3659 | 13.57590 | – |
| 2026 Apr 21 17:57 | 2026 Apr 18 08:59:31 | 99.4441 | 0.00550 | 18.0414 | 226.6282 | 206.3659 | 13.57590 | – |
| 2026 Apr 20 17:57 | 2026 Apr 18 08:59:31 | 99.4441 | 0.00550 | 18.0414 | 226.6282 | 206.3659 | 13.57590 | – |
| 2026 Apr 19 17:58 | 2026 Apr 18 08:59:31 | 99.4441 | 0.00550 | 18.0414 | 226.6282 | 206.3659 | 13.57590 | – |
| 2026 Apr 18 17:56 | 2026 Apr 13 00:21:25 | 99.4434 | 0.00548 | 17.6982 | 240.3700 | 206.3659 | 13.57590 | – |
| 2026 Apr 16 17:57 | 2026 Apr 13 00:21:25 | 99.4434 | 0.00548 | 17.6982 | 240.3700 | 206.3659 | 13.57590 | – |
| 2026 Apr 14 17:57 | 2026 Apr 13 00:21:25 | 99.4434 | 0.00548 | 17.6982 | 240.3700 | 206.3659 | 13.57590 | – |
| 2026 Apr 13 17:57 | 2026 Apr 13 00:21:25 | 99.4434 | 0.00548 | 17.6982 | 240.3700 | 206.3659 | 13.57590 | – |
| 2026 Apr 12 17:57 | 2026 Apr 08 10:11:12 | 99.4427 | 0.00547 | 17.4043 | 252.1610 | 206.3659 | 13.57590 | – |