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 Jan 31 18:56 | 2026 Jan 27 13:56:29 | 25.9458 | 0.70755 | 1.8748 | 130.7805 | 314.7343 | 2.26569 | 6.243 |
| 2026 Jan 30 18:57 | 2026 Jan 27 13:56:29 | 25.9458 | 0.70755 | 1.8748 | 130.7805 | 314.7343 | 2.26569 | 6.243 |
| 2026 Jan 29 18:56 | 2026 Jan 27 13:56:29 | 25.9458 | 0.70755 | 1.8748 | 130.7805 | 314.7343 | 2.26569 | 6.243 |
| 2026 Jan 28 18:56 | 2026 Jan 27 13:56:29 | 25.9458 | 0.70755 | 1.8748 | 130.7805 | 314.7343 | 2.26569 | 6.243 |
| 2026 Jan 27 18:56 | 2026 Jan 22 08:10:41 | 25.9366 | 0.70749 | 1.9896 | 127.8679 | 314.7343 | 2.26569 | 6.243 |
| 2026 Jan 26 18:57 | 2026 Jan 22 08:10:41 | 25.9366 | 0.70749 | 1.9896 | 127.8679 | 314.7343 | 2.26569 | 6.243 |
| 2026 Jan 25 18:57 | 2026 Jan 22 08:10:41 | 25.9366 | 0.70749 | 1.9896 | 127.8679 | 314.7343 | 2.26569 | 6.243 |
| 2026 Jan 24 18:58 | 2026 Jan 22 08:10:41 | 25.9366 | 0.70749 | 1.9896 | 127.8679 | 314.7343 | 2.26569 | 6.243 |
| 2026 Jan 22 18:56 | 2026 Jan 22 08:10:41 | 25.9366 | 0.70749 | 1.9896 | 127.8679 | 314.7343 | 2.26569 | 6.243 |
| 2026 Jan 21 18:56 | 2026 Jan 16 03:35:35 | 25.9257 | 0.70742 | 2.1252 | 124.4292 | 314.7343 | 2.26569 | 6.243 |
| 2026 Jan 20 19:06 | 2026 Jan 16 03:35:35 | 25.9257 | 0.70742 | 2.1252 | 124.4292 | 314.7343 | 2.26569 | 6.243 |
| 2026 Jan 19 18:57 | 2026 Jan 16 03:35:35 | 25.9257 | 0.70742 | 2.1252 | 124.4292 | 314.7343 | 2.26569 | 6.243 |
| 2026 Jan 18 18:57 | 2026 Jan 16 03:35:35 | 25.9257 | 0.70742 | 2.1252 | 124.4292 | 314.7343 | 2.26569 | 6.243 |
| 2026 Jan 17 18:56 | 2026 Jan 16 03:35:35 | 25.9257 | 0.70742 | 2.1252 | 124.4292 | 314.7343 | 2.26569 | 6.243 |
| 2026 Jan 16 18:57 | 2026 Jan 16 03:35:35 | 25.9257 | 0.70742 | 2.1252 | 124.4292 | 314.7343 | 2.26569 | 6.243 |
| 2026 Jan 15 18:56 | 2026 Jan 10 10:17:10 | 25.9179 | 0.70732 | 2.2501 | 121.2626 | 314.7343 | 2.26569 | 6.243 |
| 2026 Jan 13 18:56 | 2026 Jan 10 10:17:10 | 25.9179 | 0.70732 | 2.2501 | 121.2626 | 314.7343 | 2.26569 | 6.243 |
| 2026 Jan 11 18:57 | 2026 Jan 10 10:17:10 | 25.9179 | 0.70732 | 2.2501 | 121.2626 | 314.7343 | 2.26569 | 6.243 |
| 2026 Jan 10 18:57 | 2026 Jan 05 12:48:01 | 25.9106 | 0.70725 | 2.3571 | 118.5534 | 314.7343 | 2.26569 | 6.243 |
| 2026 Jan 09 18:57 | 2026 Jan 05 12:48:01 | 25.9106 | 0.70725 | 2.3571 | 118.5534 | 314.7343 | 2.26569 | 6.243 |
| 2026 Jan 08 18:56 | 2026 Jan 05 12:48:01 | 25.9106 | 0.70725 | 2.3571 | 118.5534 | 314.7343 | 2.26569 | 6.243 |
| 2026 Jan 07 18:57 | 2026 Jan 05 12:48:01 | 25.9106 | 0.70725 | 2.3571 | 118.5534 | 314.7343 | 2.26569 | 6.243 |
| 2026 Jan 06 18:56 | 2026 Jan 05 12:48:01 | 25.9106 | 0.70725 | 2.3571 | 118.5534 | 314.7343 | 2.26569 | 6.243 |
| 2026 Jan 05 18:57 | 2025 Dec 31 06:21:46 | 25.9029 | 0.70717 | 2.4721 | 115.6385 | 314.7343 | 2.26569 | 6.243 |
| 2026 Jan 04 18:56 | 2025 Dec 31 06:21:46 | 25.9029 | 0.70717 | 2.4721 | 115.6385 | 314.7343 | 2.26569 | 6.243 |