Orbital elements of NATO 4A R/B
| Launched | 7 January 1991 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 21049 |
| Alternative names |
PAM-D |
| 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 Mar 17 18:56 | 2026 Mar 14 02:06:45 | 26.0126 | 0.70776 | 0.8782 | 156.0929 | 352.1795 | 2.26569 | 6.243 |
| 2026 Mar 16 18:57 | 2026 Mar 14 02:06:45 | 26.0126 | 0.70776 | 0.8782 | 156.0929 | 352.1795 | 2.26569 | 6.243 |
| 2026 Mar 15 18:56 | 2026 Mar 14 02:06:45 | 26.0126 | 0.70776 | 0.8782 | 156.0929 | 352.1795 | 2.26569 | 6.243 |
| 2026 Mar 14 18:56 | 2026 Mar 10 02:49:56 | 26.0078 | 0.70775 | 0.9650 | 153.8856 | 352.1795 | 2.26569 | 6.243 |
| 2026 Mar 13 18:57 | 2026 Mar 10 02:49:56 | 26.0078 | 0.70775 | 0.9650 | 153.8856 | 352.1795 | 2.26569 | 6.243 |
| 2026 Mar 12 18:57 | 2026 Mar 10 02:49:56 | 26.0078 | 0.70775 | 0.9650 | 153.8856 | 352.1795 | 2.26569 | 6.243 |
| 2026 Mar 11 18:56 | 2026 Mar 10 02:49:56 | 26.0078 | 0.70775 | 0.9650 | 153.8856 | 352.1795 | 2.26569 | 6.243 |
| 2026 Mar 10 18:56 | 2026 Mar 10 02:49:56 | 26.0078 | 0.70775 | 0.9650 | 153.8856 | 352.1795 | 2.26569 | 6.243 |
| 2026 Mar 09 18:56 | 2026 Mar 04 06:28:38 | 26.0003 | 0.70775 | 1.0930 | 150.6351 | 352.1795 | 2.26569 | 6.243 |
| 2026 Mar 08 18:57 | 2026 Mar 04 06:28:38 | 26.0003 | 0.70775 | 1.0930 | 150.6351 | 352.1795 | 2.26569 | 6.243 |
| 2026 Mar 07 18:57 | 2026 Mar 04 06:28:38 | 26.0003 | 0.70775 | 1.0930 | 150.6351 | 352.1795 | 2.26569 | 6.243 |
| 2026 Mar 06 18:56 | 2026 Mar 04 06:28:38 | 26.0003 | 0.70775 | 1.0930 | 150.6351 | 352.1795 | 2.26569 | 6.243 |
| 2026 Mar 05 18:56 | 2026 Mar 04 06:28:38 | 26.0003 | 0.70775 | 1.0930 | 150.6351 | 352.1795 | 2.26569 | 6.243 |
| 2026 Mar 04 18:57 | 2026 Mar 04 06:28:38 | 26.0003 | 0.70775 | 1.0930 | 150.6351 | 352.1795 | 2.26569 | 6.243 |
| 2026 Mar 03 18:56 | 2026 Feb 26 04:54:25 | 25.9924 | 0.70774 | 1.2258 | 147.2605 | 352.1795 | 2.26569 | 6.243 |
| 2026 Mar 02 18:57 | 2026 Feb 26 04:54:25 | 25.9924 | 0.70774 | 1.2258 | 147.2605 | 352.1795 | 2.26569 | 6.243 |
| 2026 Mar 01 18:57 | 2026 Feb 26 04:54:25 | 25.9924 | 0.70774 | 1.2258 | 147.2605 | 352.1795 | 2.26569 | 6.243 |
| 2026 Feb 28 18:56 | 2026 Feb 26 04:54:25 | 25.9924 | 0.70774 | 1.2258 | 147.2605 | 352.1795 | 2.26569 | 6.243 |
| 2026 Feb 27 19:05 | 2026 Feb 26 04:54:25 | 25.9924 | 0.70774 | 1.2258 | 147.2605 | 352.1795 | 2.26569 | 6.243 |
| 2026 Feb 26 20:45 | 2026 Feb 26 04:54:25 | 25.9924 | 0.70774 | 1.2258 | 147.2605 | 352.1795 | 2.26569 | 6.243 |