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 |
| 2026 May 25 17:57 | 2026 May 21 09:22:37 | 6.9029 | 0.00027 | 4.3180 | 167.0940 | 215.7270 | 1.00400 | – |
| 2026 May 24 17:57 | 2026 May 21 09:22:37 | 6.9029 | 0.00027 | 4.3180 | 167.0940 | 215.7270 | 1.00400 | – |
| 2026 May 23 17:58 | 2026 May 21 09:22:37 | 6.9029 | 0.00027 | 4.3180 | 167.0940 | 215.7270 | 1.00400 | – |
| 2026 May 22 17:57 | 2026 May 21 09:22:37 | 6.9029 | 0.00027 | 4.3180 | 167.0940 | 215.7270 | 1.00400 | – |
| 2026 May 21 17:57 | 2026 May 21 09:22:37 | 6.9029 | 0.00027 | 4.3180 | 167.0940 | 215.7270 | 1.00400 | – |
| 2026 May 20 17:57 | 2026 May 15 20:24:38 | 6.8899 | 0.00026 | 4.3217 | 170.3300 | 215.7270 | 1.00400 | – |
| 2026 May 19 17:58 | 2026 May 15 20:24:38 | 6.8899 | 0.00026 | 4.3217 | 170.3300 | 215.7270 | 1.00400 | – |
| 2026 May 18 17:57 | 2026 May 15 20:24:38 | 6.8899 | 0.00026 | 4.3217 | 170.3300 | 215.7270 | 1.00400 | – |
| 2026 May 17 17:57 | 2026 May 15 20:24:38 | 6.8899 | 0.00026 | 4.3217 | 170.3300 | 215.7270 | 1.00400 | – |
| 2026 May 16 17:56 | 2026 May 15 20:24:38 | 6.8899 | 0.00026 | 4.3217 | 170.3300 | 215.7270 | 1.00400 | – |
| 2026 May 15 17:57 | 2026 May 09 20:09:01 | 6.8757 | 0.00027 | 4.3257 | 174.6653 | 215.7270 | 1.00400 | – |
| 2026 May 14 17:58 | 2026 May 09 20:09:01 | 6.8757 | 0.00027 | 4.3257 | 174.6653 | 215.7270 | 1.00400 | – |
| 2026 May 13 17:58 | 2026 May 09 20:09:01 | 6.8757 | 0.00027 | 4.3257 | 174.6653 | 215.7270 | 1.00400 | – |
| 2026 May 12 17:58 | 2026 May 09 20:09:01 | 6.8757 | 0.00027 | 4.3257 | 174.6653 | 215.7270 | 1.00400 | – |
| 2026 May 11 17:56 | 2026 May 09 20:09:01 | 6.8757 | 0.00027 | 4.3257 | 174.6653 | 215.7270 | 1.00400 | – |
| 2026 May 10 17:57 | 2026 May 09 20:09:01 | 6.8757 | 0.00027 | 4.3257 | 174.6653 | 215.7270 | 1.00400 | – |
| 2026 May 09 17:57 | 2026 May 04 20:21:28 | 6.8633 | 0.00028 | 4.3290 | 176.8290 | 215.7270 | 1.00400 | – |
| 2026 May 08 17:57 | 2026 May 04 20:21:28 | 6.8633 | 0.00028 | 4.3290 | 176.8290 | 215.7270 | 1.00400 | – |
| 2026 May 07 17:58 | 2026 May 04 20:21:28 | 6.8633 | 0.00028 | 4.3290 | 176.8290 | 215.7270 | 1.00400 | – |
| 2026 May 06 17:57 | 2026 May 04 20:21:28 | 6.8633 | 0.00028 | 4.3290 | 176.8290 | 215.7270 | 1.00400 | – |
| 2026 May 05 17:57 | 2026 May 04 20:21:28 | 6.8633 | 0.00028 | 4.3290 | 176.8290 | 215.7270 | 1.00400 | – |
| 2026 May 04 17:57 | 2026 Apr 28 20:36:03 | 6.8484 | 0.00028 | 4.3330 | 178.6886 | 215.7270 | 1.00400 | – |
| 2026 May 03 17:57 | 2026 Apr 28 20:36:03 | 6.8484 | 0.00028 | 4.3330 | 178.6886 | 215.7270 | 1.00400 | – |
| 2026 May 02 17:57 | 2026 Apr 28 20:36:03 | 6.8484 | 0.00028 | 4.3330 | 178.6886 | 215.7270 | 1.00400 | – |
| 2026 May 01 17:56 | 2026 Apr 28 20:36:03 | 6.8484 | 0.00028 | 4.3330 | 178.6886 | 215.7270 | 1.00400 | – |
| 2026 Apr 30 17:56 | 2026 Apr 28 20:36:03 | 6.8484 | 0.00028 | 4.3330 | 178.6886 | 215.7270 | 1.00400 | – |
| 2026 Apr 29 17:57 | 2026 Apr 22 16:26:09 | 6.8332 | 0.00028 | 4.3372 | 181.0698 | 215.7270 | 1.00400 | – |
| 2026 Apr 28 17:56 | 2026 Apr 22 16:26:09 | 6.8332 | 0.00028 | 4.3372 | 181.0698 | 215.7270 | 1.00400 | – |