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 | 21277 |
| 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 20 17:57 | 2026 May 16 08:47:50 | 99.7420 | 0.01317 | 18.1416 | 301.1213 | 81.4677 | 13.19264 | – |
| 2026 May 19 17:58 | 2026 May 16 08:47:50 | 99.7420 | 0.01317 | 18.1416 | 301.1213 | 81.4677 | 13.19264 | – |
| 2026 May 18 17:57 | 2026 May 16 08:47:50 | 99.7420 | 0.01317 | 18.1416 | 301.1213 | 81.4677 | 13.19264 | – |
| 2026 May 17 17:57 | 2026 May 16 08:47:50 | 99.7420 | 0.01317 | 18.1416 | 301.1213 | 81.4677 | 13.19264 | – |
| 2026 May 16 17:56 | 2026 May 16 08:47:50 | 99.7420 | 0.01317 | 18.1416 | 301.1213 | 81.4677 | 13.19264 | – |
| 2026 May 15 17:57 | 2026 May 10 09:12:12 | 99.7410 | 0.01318 | 17.7719 | 315.2924 | 81.4677 | 13.19264 | – |
| 2026 May 14 17:58 | 2026 May 10 09:12:12 | 99.7410 | 0.01318 | 17.7719 | 315.2924 | 81.4677 | 13.19264 | – |
| 2026 May 13 17:58 | 2026 May 10 09:12:12 | 99.7410 | 0.01318 | 17.7719 | 315.2924 | 81.4677 | 13.19264 | – |
| 2026 May 12 17:58 | 2026 May 10 09:12:12 | 99.7410 | 0.01318 | 17.7719 | 315.2924 | 81.4677 | 13.19264 | – |
| 2026 May 11 17:56 | 2026 May 10 09:12:12 | 99.7410 | 0.01318 | 17.7719 | 315.2924 | 81.4677 | 13.19264 | – |
| 2026 May 10 17:57 | 2026 May 10 09:12:12 | 99.7410 | 0.01318 | 17.7719 | 315.2924 | 81.4677 | 13.19264 | – |
| 2026 May 09 17:57 | 2026 May 05 09:05:36 | 99.7403 | 0.01318 | 17.4627 | 327.1326 | 81.4677 | 13.19264 | – |
| 2026 May 08 17:57 | 2026 May 05 09:05:36 | 99.7403 | 0.01318 | 17.4627 | 327.1326 | 81.4677 | 13.19264 | – |
| 2026 May 07 17:58 | 2026 May 05 09:05:36 | 99.7403 | 0.01318 | 17.4627 | 327.1326 | 81.4677 | 13.19264 | – |
| 2026 May 06 17:57 | 2026 May 05 09:05:36 | 99.7403 | 0.01318 | 17.4627 | 327.1326 | 81.4677 | 13.19264 | – |
| 2026 May 05 17:57 | 2026 May 05 09:05:36 | 99.7403 | 0.01318 | 17.4627 | 327.1326 | 81.4677 | 13.19264 | – |
| 2026 May 04 17:57 | 2026 Apr 30 15:58:31 | 99.7392 | 0.01319 | 17.1716 | 338.2767 | 81.4677 | 13.19264 | – |
| 2026 May 03 17:57 | 2026 Apr 30 15:58:31 | 99.7392 | 0.01319 | 17.1716 | 338.2767 | 81.4677 | 13.19264 | – |
| 2026 May 02 17:57 | 2026 Apr 30 15:58:31 | 99.7392 | 0.01319 | 17.1716 | 338.2767 | 81.4677 | 13.19264 | – |
| 2026 May 01 17:56 | 2026 Apr 30 15:58:31 | 99.7392 | 0.01319 | 17.1716 | 338.2767 | 81.4677 | 13.19264 | – |
| 2026 Apr 30 17:56 | 2026 Apr 30 15:58:31 | 99.7392 | 0.01319 | 17.1716 | 338.2767 | 81.4677 | 13.19264 | – |
| 2026 Apr 29 17:57 | 2026 Apr 24 08:56:22 | 99.7382 | 0.01321 | 16.7828 | 353.1397 | 81.4677 | 13.19264 | – |
| 2026 Apr 28 17:56 | 2026 Apr 24 08:56:22 | 99.7382 | 0.01321 | 16.7828 | 353.1397 | 81.4677 | 13.19264 | – |
| 2026 Apr 27 17:58 | 2026 Apr 24 08:56:22 | 99.7382 | 0.01321 | 16.7828 | 353.1397 | 81.4677 | 13.19264 | – |
| 2026 Apr 26 17:58 | 2026 Apr 24 08:56:22 | 99.7382 | 0.01321 | 16.7828 | 353.1397 | 81.4677 | 13.19264 | – |
| 2026 Apr 25 17:58 | 2026 Apr 24 08:56:22 | 99.7382 | 0.01321 | 16.7828 | 353.1397 | 81.4677 | 13.19264 | – |
| 2026 Apr 24 17:59 | 2026 Apr 24 08:56:22 | 99.7382 | 0.01321 | 16.7828 | 353.1397 | 81.4677 | 13.19264 | – |
| 2026 Apr 23 17:57 | 2026 Apr 19 05:40:47 | 99.7370 | 0.01323 | 16.4656 | 5.2609 | 81.4677 | 13.19264 | – |