Orbital elements of IRIDIUM 81
| Launched | 7 September 1998 |
| Flight ended | 16 July 2018 |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 25468 |
| 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 |