Orbital elements of SYNCOM 3
| Launched | 18 August 1964 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 858 |
| 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 08 17:56 | 2025 May 03 02:15:12 | 5.9635 | 0.00024 | 4.5749 | 153.1128 | 8.0343 | 1.00321 | – |
| 2025 May 07 17:56 | 2025 May 03 02:15:12 | 5.9635 | 0.00024 | 4.5749 | 153.1128 | 8.0343 | 1.00321 | – |
| 2025 May 06 17:57 | 2025 May 03 02:15:12 | 5.9635 | 0.00024 | 4.5749 | 153.1128 | 8.0343 | 1.00321 | – |
| 2025 May 05 17:56 | 2025 May 03 02:15:12 | 5.9635 | 0.00024 | 4.5749 | 153.1128 | 8.0343 | 1.00321 | – |
| 2025 May 04 17:57 | 2025 May 03 02:15:12 | 5.9635 | 0.00024 | 4.5749 | 153.1128 | 8.0343 | 1.00321 | – |
| 2025 May 03 17:57 | 2025 May 03 02:15:12 | 5.9635 | 0.00024 | 4.5749 | 153.1128 | 8.0343 | 1.00321 | – |
| 2025 May 01 17:56 | 2025 Apr 19 04:05:36 | 5.9293 | 0.00026 | 4.5835 | 162.6845 | 8.0343 | 1.00321 | – |
| 2025 Apr 30 17:56 | 2025 Apr 19 04:05:36 | 5.9293 | 0.00026 | 4.5835 | 162.6845 | 8.0343 | 1.00321 | – |
| 2025 Apr 29 17:57 | 2025 Apr 19 04:05:36 | 5.9293 | 0.00026 | 4.5835 | 162.6845 | 8.0343 | 1.00321 | – |
| 2025 Apr 27 17:56 | 2025 Apr 19 04:05:36 | 5.9293 | 0.00026 | 4.5835 | 162.6845 | 8.0343 | 1.00321 | – |
| 2025 Apr 26 17:57 | 2025 Apr 19 04:05:36 | 5.9293 | 0.00026 | 4.5835 | 162.6845 | 8.0343 | 1.00321 | – |
| 2025 Apr 25 17:56 | 2025 Apr 19 04:05:36 | 5.9293 | 0.00026 | 4.5835 | 162.6845 | 8.0343 | 1.00321 | – |
| 2025 Apr 24 17:56 | 2025 Apr 19 04:05:36 | 5.9293 | 0.00026 | 4.5835 | 162.6845 | 8.0343 | 1.00321 | – |
| 2025 Apr 23 17:57 | 2025 Apr 19 04:05:36 | 5.9293 | 0.00026 | 4.5835 | 162.6845 | 8.0343 | 1.00321 | – |
| 2025 Apr 22 17:56 | 2025 Apr 19 04:05:36 | 5.9293 | 0.00026 | 4.5835 | 162.6845 | 8.0343 | 1.00321 | – |
| 2025 Apr 21 17:57 | 2025 Apr 15 17:50:06 | 5.9206 | 0.00026 | 4.5856 | 163.9761 | 8.0343 | 1.00321 | – |
| 2025 Apr 20 17:56 | 2025 Apr 15 17:50:06 | 5.9206 | 0.00026 | 4.5856 | 163.9761 | 8.0343 | 1.00321 | – |
| 2025 Apr 19 17:56 | 2025 Apr 15 17:50:06 | 5.9206 | 0.00026 | 4.5856 | 163.9761 | 8.0343 | 1.00321 | – |
| 2025 Apr 18 17:57 | 2025 Apr 15 17:50:06 | 5.9206 | 0.00026 | 4.5856 | 163.9761 | 8.0343 | 1.00321 | – |
| 2025 Apr 17 17:56 | 2025 Apr 15 17:50:06 | 5.9206 | 0.00026 | 4.5856 | 163.9761 | 8.0343 | 1.00321 | – |
| 2025 Apr 16 17:57 | 2025 Apr 15 17:50:06 | 5.9206 | 0.00026 | 4.5856 | 163.9761 | 8.0343 | 1.00321 | – |
| 2025 Apr 15 17:56 | 2025 Apr 11 04:08:56 | 5.9088 | 0.00026 | 4.5885 | 165.0496 | 8.0343 | 1.00321 | – |
| 2025 Apr 14 17:56 | 2025 Apr 11 04:08:56 | 5.9088 | 0.00026 | 4.5885 | 165.0496 | 8.0343 | 1.00321 | – |
| 2025 Apr 11 17:57 | 2025 Apr 11 04:08:56 | 5.9088 | 0.00026 | 4.5885 | 165.0496 | 8.0343 | 1.00321 | – |