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 May 24 17:57 | 2026 May 21 05:46:26 | 26.0658 | 0.70726 | 23.3983 | 193.6942 | 140.2828 | 2.26570 | 6.243 |
| 2026 May 23 17:58 | 2026 May 21 05:46:26 | 26.0658 | 0.70726 | 23.3983 | 193.6942 | 140.2828 | 2.26570 | 6.243 |
| 2026 May 22 17:57 | 2026 May 21 05:46:26 | 26.0658 | 0.70726 | 23.3983 | 193.6942 | 140.2828 | 2.26570 | 6.243 |
| 2026 May 21 17:57 | 2026 May 21 05:46:26 | 26.0658 | 0.70726 | 23.3983 | 193.6942 | 140.2828 | 2.26570 | 6.243 |
| 2026 May 20 17:57 | 2026 May 16 09:11:22 | 26.0636 | 0.70731 | 23.5030 | 191.0319 | 140.2828 | 2.26570 | 6.243 |
| 2026 May 19 17:58 | 2026 May 16 09:11:22 | 26.0636 | 0.70731 | 23.5030 | 191.0319 | 140.2828 | 2.26570 | 6.243 |
| 2026 May 18 17:57 | 2026 May 16 09:11:22 | 26.0636 | 0.70731 | 23.5030 | 191.0319 | 140.2828 | 2.26570 | 6.243 |
| 2026 May 17 17:57 | 2026 May 16 09:11:22 | 26.0636 | 0.70731 | 23.5030 | 191.0319 | 140.2828 | 2.26570 | 6.243 |
| 2026 May 16 17:56 | 2026 May 16 09:11:22 | 26.0636 | 0.70731 | 23.5030 | 191.0319 | 140.2828 | 2.26570 | 6.243 |
| 2026 May 15 17:57 | 2026 May 10 04:39:32 | 26.0629 | 0.70736 | 23.6364 | 187.6400 | 140.2828 | 2.26570 | 6.243 |
| 2026 May 14 17:58 | 2026 May 10 04:39:32 | 26.0629 | 0.70736 | 23.6364 | 187.6400 | 140.2828 | 2.26570 | 6.243 |
| 2026 May 13 17:58 | 2026 May 10 04:39:32 | 26.0629 | 0.70736 | 23.6364 | 187.6400 | 140.2828 | 2.26570 | 6.243 |
| 2026 May 12 17:58 | 2026 May 10 04:39:32 | 26.0629 | 0.70736 | 23.6364 | 187.6400 | 140.2828 | 2.26570 | 6.243 |
| 2026 May 11 17:56 | 2026 May 10 04:39:32 | 26.0629 | 0.70736 | 23.6364 | 187.6400 | 140.2828 | 2.26570 | 6.243 |
| 2026 May 10 17:57 | 2026 May 10 04:39:32 | 26.0629 | 0.70736 | 23.6364 | 187.6400 | 140.2828 | 2.26570 | 6.243 |
| 2026 May 09 17:57 | 2026 May 02 23:04:45 | 26.0613 | 0.70740 | 23.7927 | 183.6723 | 140.2828 | 2.26570 | 6.243 |
| 2026 May 08 17:57 | 2026 May 02 23:04:45 | 26.0613 | 0.70740 | 23.7927 | 183.6723 | 140.2828 | 2.26570 | 6.243 |
| 2026 May 07 17:58 | 2026 May 02 23:04:45 | 26.0613 | 0.70740 | 23.7927 | 183.6723 | 140.2828 | 2.26570 | 6.243 |
| 2026 May 06 17:57 | 2026 May 02 23:04:45 | 26.0613 | 0.70740 | 23.7927 | 183.6723 | 140.2828 | 2.26570 | 6.243 |
| 2026 May 05 17:57 | 2026 May 02 23:04:45 | 26.0613 | 0.70740 | 23.7927 | 183.6723 | 140.2828 | 2.26570 | 6.243 |
| 2026 May 04 17:57 | 2026 Apr 28 02:43:45 | 26.0582 | 0.70744 | 23.8976 | 181.0083 | 140.2828 | 2.26570 | 6.243 |
| 2026 May 03 17:57 | 2026 Apr 28 02:43:45 | 26.0582 | 0.70744 | 23.8976 | 181.0083 | 140.2828 | 2.26570 | 6.243 |
| 2026 May 02 17:57 | 2026 Apr 28 02:43:45 | 26.0582 | 0.70744 | 23.8976 | 181.0083 | 140.2828 | 2.26570 | 6.243 |
| 2026 May 01 17:56 | 2026 Apr 28 02:43:45 | 26.0582 | 0.70744 | 23.8976 | 181.0083 | 140.2828 | 2.26570 | 6.243 |
| 2026 Apr 30 17:56 | 2026 Apr 28 02:43:45 | 26.0582 | 0.70744 | 23.8976 | 181.0083 | 140.2828 | 2.26570 | 6.243 |
| 2026 Apr 29 17:57 | 2026 Apr 24 03:26:12 | 26.0558 | 0.70747 | 23.9836 | 178.8233 | 140.2828 | 2.26570 | 6.243 |
| 2026 Apr 28 17:56 | 2026 Apr 24 03:26:12 | 26.0558 | 0.70747 | 23.9836 | 178.8233 | 140.2828 | 2.26570 | 6.243 |
| 2026 Apr 27 17:58 | 2026 Apr 24 03:26:12 | 26.0558 | 0.70747 | 23.9836 | 178.8233 | 140.2828 | 2.26570 | 6.243 |