Orbital elements of ATLAS 28E R/B
| Launched | 10 April 1990 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 20563 |
| 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 22 18:56 | 2026 Mar 20 10:54:13 | 89.8629 | 0.00600 | 17.1977 | 134.3923 | 226.2240 | 14.80181 | 7.243 |
| 2026 Mar 21 19:05 | 2026 Mar 20 10:54:13 | 89.8629 | 0.00600 | 17.1977 | 134.3923 | 226.2240 | 14.80181 | 7.243 |
| 2026 Mar 20 18:57 | 2026 Mar 20 10:54:13 | 89.8629 | 0.00600 | 17.1977 | 134.3923 | 226.2240 | 14.80181 | 7.243 |
| 2026 Mar 19 18:56 | 2026 Mar 15 12:27:32 | 89.8628 | 0.00594 | 17.2034 | 151.6394 | 226.2240 | 14.80181 | 7.243 |
| 2026 Mar 18 18:56 | 2026 Mar 15 12:27:32 | 89.8628 | 0.00594 | 17.2034 | 151.6394 | 226.2240 | 14.80181 | 7.243 |
| 2026 Mar 17 18:56 | 2026 Mar 15 12:27:32 | 89.8628 | 0.00594 | 17.2034 | 151.6394 | 226.2240 | 14.80181 | 7.243 |
| 2026 Mar 16 18:57 | 2026 Mar 15 12:27:32 | 89.8628 | 0.00594 | 17.2034 | 151.6394 | 226.2240 | 14.80181 | 7.243 |
| 2026 Mar 15 18:56 | 2026 Mar 15 12:27:32 | 89.8628 | 0.00594 | 17.2034 | 151.6394 | 226.2240 | 14.80181 | 7.243 |
| 2026 Mar 14 18:56 | 2026 Mar 10 12:23:25 | 89.8625 | 0.00586 | 17.2091 | 169.2845 | 226.2240 | 14.80181 | 7.243 |
| 2026 Mar 13 18:57 | 2026 Mar 10 12:23:25 | 89.8625 | 0.00586 | 17.2091 | 169.2845 | 226.2240 | 14.80181 | 7.243 |
| 2026 Mar 12 18:57 | 2026 Mar 10 12:23:25 | 89.8625 | 0.00586 | 17.2091 | 169.2845 | 226.2240 | 14.80181 | 7.243 |
| 2026 Mar 11 18:56 | 2026 Mar 10 12:23:25 | 89.8625 | 0.00586 | 17.2091 | 169.2845 | 226.2240 | 14.80181 | 7.243 |
| 2026 Mar 10 18:56 | 2026 Mar 10 12:23:25 | 89.8625 | 0.00586 | 17.2091 | 169.2845 | 226.2240 | 14.80181 | 7.243 |
| 2026 Mar 09 18:56 | 2026 Mar 04 11:58:54 | 89.8624 | 0.00577 | 17.2159 | 190.8586 | 226.2240 | 14.80181 | 7.243 |
| 2026 Mar 08 18:57 | 2026 Mar 04 11:58:54 | 89.8624 | 0.00577 | 17.2159 | 190.8586 | 226.2240 | 14.80181 | 7.243 |
| 2026 Mar 07 18:57 | 2026 Mar 04 11:58:54 | 89.8624 | 0.00577 | 17.2159 | 190.8586 | 226.2240 | 14.80181 | 7.243 |
| 2026 Mar 06 18:56 | 2026 Mar 04 11:58:54 | 89.8624 | 0.00577 | 17.2159 | 190.8586 | 226.2240 | 14.80181 | 7.243 |
| 2026 Mar 05 18:56 | 2026 Mar 04 11:58:54 | 89.8624 | 0.00577 | 17.2159 | 190.8586 | 226.2240 | 14.80181 | 7.243 |
| 2026 Mar 04 18:57 | 2026 Mar 04 11:58:54 | 89.8624 | 0.00577 | 17.2159 | 190.8586 | 226.2240 | 14.80181 | 7.243 |
| 2026 Mar 03 18:56 | 2026 Feb 26 05:04:49 | 89.8623 | 0.00568 | 17.2231 | 213.6910 | 226.2240 | 14.80181 | 7.243 |
| 2026 Mar 02 18:57 | 2026 Feb 26 05:04:49 | 89.8623 | 0.00568 | 17.2231 | 213.6910 | 226.2240 | 14.80181 | 7.243 |
| 2026 Mar 01 18:57 | 2026 Feb 26 05:04:49 | 89.8623 | 0.00568 | 17.2231 | 213.6910 | 226.2240 | 14.80181 | 7.243 |
| 2026 Feb 28 18:56 | 2026 Feb 26 05:04:49 | 89.8623 | 0.00568 | 17.2231 | 213.6910 | 226.2240 | 14.80181 | 7.243 |
| 2026 Feb 27 19:05 | 2026 Feb 26 05:04:49 | 89.8623 | 0.00568 | 17.2231 | 213.6910 | 226.2240 | 14.80181 | 7.243 |
| 2026 Feb 26 20:45 | 2026 Feb 26 05:04:49 | 89.8623 | 0.00568 | 17.2231 | 213.6910 | 226.2240 | 14.80181 | 7.243 |