Orbital elements of IRIDIUM 173
| Launched | 10 January 2019 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 43925 |
| 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 11 17:56 | 2026 May 11 10:02:54 | 86.3998 | 0.00023 | 0.5956 | 87.1133 | 273.0325 | 14.34218 | – |
| 2026 May 10 17:57 | 2026 May 10 08:55:54 | 86.3995 | 0.00022 | 0.6247 | 87.0338 | 273.0325 | 14.34218 | – |
| 2026 May 09 17:57 | 2026 May 09 09:29:22 | 86.3996 | 0.00022 | 0.6519 | 87.1079 | 273.0325 | 14.34218 | – |
| 2026 May 08 17:57 | 2026 May 08 05:01:26 | 86.3998 | 0.00022 | 0.6849 | 87.1476 | 273.0325 | 14.34218 | – |
| 2026 May 07 17:58 | 2026 May 07 03:54:26 | 86.4003 | 0.00023 | 0.7141 | 87.3679 | 273.0325 | 14.34218 | – |
| 2026 May 06 17:57 | 2026 May 06 09:29:18 | 86.4004 | 0.00022 | 0.7355 | 87.5935 | 273.0325 | 14.34218 | – |
| 2026 May 05 17:57 | 2026 May 05 10:02:46 | 86.4006 | 0.00022 | 0.7627 | 87.5622 | 273.0325 | 14.34218 | – |
| 2026 May 04 17:57 | 2026 May 04 05:34:50 | 86.4007 | 0.00022 | 0.7957 | 87.5660 | 273.0325 | 14.34218 | – |
| 2026 May 03 17:57 | 2026 May 03 09:29:14 | 86.4005 | 0.00021 | 0.8190 | 87.6015 | 273.0325 | 14.34218 | – |
| 2026 May 02 17:57 | 2026 May 02 10:02:42 | 86.4005 | 0.00021 | 0.8462 | 87.6710 | 273.0325 | 14.34218 | – |
| 2026 May 01 17:56 | 2026 May 01 10:36:10 | 86.4005 | 0.00021 | 0.8734 | 87.6951 | 273.0325 | 14.34218 | – |
| 2026 Apr 30 17:56 | 2026 Apr 30 04:27:46 | 86.4012 | 0.00023 | 0.9084 | 88.0448 | 273.0325 | 14.34218 | – |
| 2026 Apr 29 17:57 | 2026 Apr 29 05:01:14 | 86.4012 | 0.00022 | 0.9355 | 88.2039 | 273.0325 | 14.34218 | – |
| 2026 Apr 28 17:56 | 2026 Apr 28 10:36:06 | 86.4011 | 0.00022 | 0.9569 | 88.1537 | 273.0325 | 14.34218 | – |
| 2026 Apr 27 17:58 | 2026 Apr 27 06:08:10 | 86.4013 | 0.00022 | 0.9899 | 88.4136 | 273.0325 | 14.34218 | – |
| 2026 Apr 26 17:58 | 2026 Apr 26 10:02:34 | 86.4010 | 0.00021 | 1.0132 | 88.2185 | 273.0325 | 14.34218 | – |
| 2026 Apr 25 17:58 | 2026 Apr 25 10:36:02 | 86.4009 | 0.00021 | 1.0404 | 87.7720 | 273.0325 | 14.34218 | – |
| 2026 Apr 24 17:59 | 2026 Apr 24 02:47:10 | 86.4010 | 0.00021 | 1.0773 | 87.7289 | 273.0325 | 14.34218 | – |
| 2026 Apr 23 17:57 | 2026 Apr 23 03:20:38 | 86.4011 | 0.00021 | 1.1045 | 87.7348 | 273.0325 | 14.34218 | – |
| 2026 Apr 22 17:57 | 2026 Apr 22 05:34:34 | 86.4011 | 0.00021 | 1.1297 | 87.8127 | 273.0325 | 14.34218 | – |
| 2026 Apr 21 17:57 | 2026 Apr 21 06:08:02 | 86.4014 | 0.00021 | 1.1569 | 87.8084 | 273.0325 | 14.34218 | – |
| 2026 Apr 20 17:57 | 2026 Apr 20 11:42:54 | 86.4014 | 0.00021 | 1.1783 | 87.9167 | 273.0325 | 14.34218 | – |
| 2026 Apr 19 17:58 | 2026 Apr 19 10:35:54 | 86.4015 | 0.00022 | 1.2074 | 87.7737 | 273.0325 | 14.34218 | – |
| 2026 Apr 18 17:56 | 2026 Apr 18 02:47:02 | 86.4015 | 0.00022 | 1.2443 | 87.8222 | 273.0325 | 14.34218 | – |
| 2026 Apr 16 17:57 | 2026 Apr 16 00:33:02 | 86.4017 | 0.00021 | 1.3026 | 87.8332 | 273.0325 | 14.34218 | – |
| 2026 Apr 14 17:57 | 2026 Apr 14 11:42:46 | 86.4017 | 0.00021 | 1.3453 | 88.1438 | 273.0325 | 14.34218 | – |