Orbital elements of BD C31
| Launched | 29 March 2015 |
| Flight ended | – |
| Launch site | Xichang Launch Facility, PRC |
| Owner | People's Republic of China |
| NORAD ID | 40549 |
| Alternative names |
BEIDOU-3S IGSO-1S BEIDOU 17 BEIDOU I1-S SVN C101 |
| 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 |
| 2025 Aug 26 17:56 | 2025 Aug 25 16:24:56 | 49.7540 | 0.00412 | 19.9348 | 195.3498 | 179.8363 | 1.00263 | – |
| 2025 Aug 25 17:56 | 2025 Aug 24 20:30:25 | 49.7555 | 0.00412 | 19.9355 | 195.2695 | 179.8363 | 1.00263 | – |
| 2025 Aug 24 17:56 | 2025 Aug 20 16:55:54 | 49.7631 | 0.00413 | 19.9388 | 195.0619 | 179.8363 | 1.00263 | – |
| 2025 Aug 23 17:56 | 2025 Aug 20 16:55:54 | 49.7631 | 0.00413 | 19.9388 | 195.0619 | 179.8363 | 1.00263 | – |
| 2025 Aug 22 17:56 | 2025 Aug 20 16:55:54 | 49.7631 | 0.00413 | 19.9388 | 195.0619 | 179.8363 | 1.00263 | – |
| 2025 Aug 20 17:56 | 2025 Aug 20 12:14:56 | 49.7635 | 0.00414 | 19.9389 | 195.0497 | 179.8363 | 1.00263 | – |
| 2025 Aug 19 17:56 | 2025 Aug 18 16:48:06 | 49.7669 | 0.00414 | 19.9404 | 194.9345 | 179.8363 | 1.00263 | – |
| 2025 Aug 18 17:56 | 2025 Aug 17 16:12:53 | 49.7689 | 0.00414 | 19.9412 | 194.9076 | 179.8363 | 1.00263 | – |
| 2025 Aug 16 17:56 | 2025 Aug 15 14:51:18 | 49.7728 | 0.00414 | 19.9429 | 195.1242 | 179.8363 | 1.00263 | – |
| 2025 Aug 15 17:57 | 2025 Aug 14 15:42:41 | 49.7747 | 0.00414 | 19.9437 | 195.1457 | 179.8363 | 1.00263 | – |
| 2025 Aug 14 17:56 | 2025 Aug 12 15:02:19 | 49.7787 | 0.00413 | 19.9454 | 194.7869 | 179.8363 | 1.00263 | – |
| 2025 Aug 13 17:58 | 2025 Aug 12 15:02:19 | 49.7787 | 0.00413 | 19.9454 | 194.7869 | 179.8363 | 1.00263 | – |
| 2025 Aug 12 17:56 | 2025 Aug 11 15:21:52 | 49.7807 | 0.00413 | 19.9462 | 194.6628 | 179.8363 | 1.00263 | – |
| 2025 Aug 11 17:56 | 2025 Aug 10 15:55:29 | 49.7827 | 0.00412 | 19.9470 | 194.7520 | 179.8363 | 1.00263 | – |
| 2025 Aug 10 17:57 | 2025 Aug 06 16:55:23 | 49.7905 | 0.00411 | 19.9502 | 194.7582 | 179.8363 | 1.00263 | – |
| 2025 Aug 09 17:56 | 2025 Aug 06 16:55:23 | 49.7905 | 0.00411 | 19.9502 | 194.7582 | 179.8363 | 1.00263 | – |
| 2025 Aug 08 17:56 | 2025 Aug 06 16:55:23 | 49.7905 | 0.00411 | 19.9502 | 194.7582 | 179.8363 | 1.00263 | – |
| 2025 Aug 07 17:56 | 2025 Aug 06 16:55:23 | 49.7905 | 0.00411 | 19.9502 | 194.7582 | 179.8363 | 1.00263 | – |
| 2025 Aug 05 17:56 | 2025 Aug 04 16:57:33 | 49.7943 | 0.00410 | 19.9517 | 194.5949 | 179.8363 | 1.00263 | – |
| 2025 Aug 04 17:56 | 2025 Aug 03 16:58:35 | 49.7961 | 0.00410 | 19.9525 | 194.4913 | 179.8363 | 1.00263 | – |
| 2025 Aug 03 17:56 | 2025 Aug 01 17:36:20 | 49.7996 | 0.00409 | 19.9541 | 194.2872 | 179.8363 | 1.00263 | – |
| 2025 Aug 02 17:56 | 2025 Aug 01 17:36:20 | 49.7996 | 0.00409 | 19.9541 | 194.2872 | 179.8363 | 1.00263 | – |
| 2025 Aug 01 17:56 | 2025 Jul 30 17:02:53 | 49.8033 | 0.00409 | 19.9556 | 194.0743 | 179.8363 | 1.00263 | – |
| 2025 Jul 31 17:56 | 2025 Jul 30 17:02:53 | 49.8033 | 0.00409 | 19.9556 | 194.0743 | 179.8363 | 1.00263 | – |