Orbital elements of ERS 9
| Launched | 18 July 1963 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 635 |
| 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 May 09 17:57 | 2025 May 07 12:28:09 | 88.4134 | 0.00478 | 15.8288 | 77.8848 | 282.7357 | 8.57946 | – |
| 2025 May 08 17:56 | 2025 May 03 10:31:45 | 88.4128 | 0.00480 | 15.8439 | 81.9886 | 282.7357 | 8.57946 | – |
| 2025 May 07 17:56 | 2025 May 03 10:31:45 | 88.4128 | 0.00480 | 15.8439 | 81.9886 | 282.7357 | 8.57946 | – |
| 2025 May 06 17:57 | 2025 May 03 10:31:45 | 88.4128 | 0.00480 | 15.8439 | 81.9886 | 282.7357 | 8.57946 | – |
| 2025 May 05 17:56 | 2025 May 03 10:31:45 | 88.4128 | 0.00480 | 15.8439 | 81.9886 | 282.7357 | 8.57946 | – |
| 2025 May 04 17:57 | 2025 May 03 10:31:45 | 88.4128 | 0.00480 | 15.8439 | 81.9886 | 282.7357 | 8.57946 | – |
| 2025 May 03 17:57 | 2025 May 03 10:31:45 | 88.4128 | 0.00480 | 15.8439 | 81.9886 | 282.7357 | 8.57946 | – |
| 2025 May 01 17:56 | 2025 Apr 21 13:06:15 | 88.4111 | 0.00480 | 15.8880 | 93.7394 | 282.7357 | 8.57946 | – |
| 2025 Apr 30 17:56 | 2025 Apr 21 13:06:15 | 88.4111 | 0.00480 | 15.8880 | 93.7394 | 282.7357 | 8.57946 | – |
| 2025 Apr 29 17:57 | 2025 Apr 21 13:06:15 | 88.4111 | 0.00480 | 15.8880 | 93.7394 | 282.7357 | 8.57946 | – |
| 2025 Apr 27 17:56 | 2025 Apr 21 13:06:15 | 88.4111 | 0.00480 | 15.8880 | 93.7394 | 282.7357 | 8.57946 | – |
| 2025 Apr 26 17:57 | 2025 Apr 21 13:06:15 | 88.4111 | 0.00480 | 15.8880 | 93.7394 | 282.7357 | 8.57946 | – |
| 2025 Apr 25 17:56 | 2025 Apr 21 13:06:15 | 88.4111 | 0.00480 | 15.8880 | 93.7394 | 282.7357 | 8.57946 | – |
| 2025 Apr 24 17:56 | 2025 Apr 21 13:06:15 | 88.4111 | 0.00480 | 15.8880 | 93.7394 | 282.7357 | 8.57946 | – |
| 2025 Apr 23 17:57 | 2025 Apr 21 13:06:15 | 88.4111 | 0.00480 | 15.8880 | 93.7394 | 282.7357 | 8.57946 | – |
| 2025 Apr 22 17:56 | 2025 Apr 21 13:06:15 | 88.4111 | 0.00480 | 15.8880 | 93.7394 | 282.7357 | 8.57946 | – |
| 2025 Apr 21 17:57 | 2025 Apr 15 14:23:30 | 88.4099 | 0.00482 | 15.9100 | 99.6014 | 282.7357 | 8.57946 | – |
| 2025 Apr 20 17:56 | 2025 Apr 15 14:23:30 | 88.4099 | 0.00482 | 15.9100 | 99.6014 | 282.7357 | 8.57946 | – |
| 2025 Apr 19 17:56 | 2025 Apr 15 14:23:30 | 88.4099 | 0.00482 | 15.9100 | 99.6014 | 282.7357 | 8.57946 | – |
| 2025 Apr 18 17:57 | 2025 Apr 15 14:23:30 | 88.4099 | 0.00482 | 15.9100 | 99.6014 | 282.7357 | 8.57946 | – |
| 2025 Apr 17 17:56 | 2025 Apr 15 14:23:30 | 88.4099 | 0.00482 | 15.9100 | 99.6014 | 282.7357 | 8.57946 | – |
| 2025 Apr 16 17:57 | 2025 Apr 15 14:23:30 | 88.4099 | 0.00482 | 15.9100 | 99.6014 | 282.7357 | 8.57946 | – |
| 2025 Apr 15 17:56 | 2025 Apr 10 11:16:01 | 88.4083 | 0.00485 | 15.9291 | 104.6039 | 282.7357 | 8.57946 | – |
| 2025 Apr 14 17:56 | 2025 Apr 10 11:16:01 | 88.4083 | 0.00485 | 15.9291 | 104.6039 | 282.7357 | 8.57946 | – |