Orbital elements of DELTA 1 R/B
| Launched | 22 April 1970 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 4377 |
| 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 |
| 2025 Aug 20 17:56 | 2025 Aug 17 21:26:47 | 26.7727 | 0.57622 | 20.1016 | 220.8899 | 77.3392 | 4.43149 | – |
| 2025 Aug 19 17:56 | 2025 Aug 17 21:26:47 | 26.7727 | 0.57622 | 20.1016 | 220.8899 | 77.3392 | 4.43149 | – |
| 2025 Aug 18 17:56 | 2025 Aug 17 21:26:47 | 26.7727 | 0.57622 | 20.1016 | 220.8899 | 77.3392 | 4.43149 | – |
| 2025 Aug 16 17:56 | 2025 Aug 11 08:36:43 | 26.7767 | 0.57635 | 20.4781 | 211.4513 | 77.3392 | 4.43149 | – |
| 2025 Aug 15 17:57 | 2025 Aug 11 08:36:43 | 26.7767 | 0.57635 | 20.4781 | 211.4513 | 77.3392 | 4.43149 | – |
| 2025 Aug 14 17:56 | 2025 Aug 11 08:36:43 | 26.7767 | 0.57635 | 20.4781 | 211.4513 | 77.3392 | 4.43149 | – |
| 2025 Aug 13 17:58 | 2025 Aug 11 08:36:43 | 26.7767 | 0.57635 | 20.4781 | 211.4513 | 77.3392 | 4.43149 | – |
| 2025 Aug 12 17:56 | 2025 Aug 11 08:36:43 | 26.7767 | 0.57635 | 20.4781 | 211.4513 | 77.3392 | 4.43149 | – |
| 2025 Aug 11 17:56 | 2025 Aug 06 15:00:49 | 26.7796 | 0.57642 | 20.7505 | 204.6249 | 77.3392 | 4.43149 | – |
| 2025 Aug 10 17:57 | 2025 Aug 06 15:00:49 | 26.7796 | 0.57642 | 20.7505 | 204.6249 | 77.3392 | 4.43149 | – |
| 2025 Aug 09 17:56 | 2025 Aug 06 15:00:49 | 26.7796 | 0.57642 | 20.7505 | 204.6249 | 77.3392 | 4.43149 | – |
| 2025 Aug 08 17:56 | 2025 Aug 06 15:00:49 | 26.7796 | 0.57642 | 20.7505 | 204.6249 | 77.3392 | 4.43149 | – |
| 2025 Aug 07 17:56 | 2025 Aug 06 15:00:49 | 26.7796 | 0.57642 | 20.7505 | 204.6249 | 77.3392 | 4.43149 | – |
| 2025 Aug 05 17:56 | 2025 Jul 31 12:55:31 | 26.7822 | 0.57650 | 21.1001 | 195.8640 | 77.3392 | 4.43149 | – |
| 2025 Aug 04 17:56 | 2025 Jul 31 12:55:31 | 26.7822 | 0.57650 | 21.1001 | 195.8640 | 77.3392 | 4.43149 | – |
| 2025 Aug 03 17:56 | 2025 Jul 31 12:55:31 | 26.7822 | 0.57650 | 21.1001 | 195.8640 | 77.3392 | 4.43149 | – |
| 2025 Aug 02 17:56 | 2025 Jul 31 12:55:31 | 26.7822 | 0.57650 | 21.1001 | 195.8640 | 77.3392 | 4.43149 | – |
| 2025 Aug 01 17:56 | 2025 Jul 31 12:55:31 | 26.7822 | 0.57650 | 21.1001 | 195.8640 | 77.3392 | 4.43149 | – |
| 2025 Jul 31 17:56 | 2025 Jul 25 21:36:56 | 26.7835 | 0.57658 | 21.4237 | 187.7536 | 77.3392 | 4.43149 | – |
| 2025 Jul 29 17:56 | 2025 Jul 25 21:36:56 | 26.7835 | 0.57658 | 21.4237 | 187.7536 | 77.3392 | 4.43149 | – |
| 2025 Jul 28 17:58 | 2025 Jul 25 21:36:56 | 26.7835 | 0.57658 | 21.4237 | 187.7536 | 77.3392 | 4.43149 | – |
| 2025 Jul 26 17:56 | 2025 Jul 25 21:36:56 | 26.7835 | 0.57658 | 21.4237 | 187.7536 | 77.3392 | 4.43149 | – |
| 2025 Jul 25 17:56 | 2025 Jul 20 11:39:47 | 26.7878 | 0.57663 | 21.7340 | 179.9757 | 77.3392 | 4.43149 | – |