Spacecraft information: SYNCOM 1
| Launched | 13 February 1963 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 553 |
| COSPAR ID | 1963-004A |
| Observing |
Current orbital elements
| Inclination | 27.102° |
| Eccentricity | 0.07964 |
| RA ascending node | 18.444 hr |
| Argument perigee | 195.707° |
| Mean anomaly | 161.722° |
| Orbital period | 1236.220 min |
| Epoch of osculation | 09 Dec 2025, 21:44 |
Derived Quantities
| Min Altitude | 28745.8 km |
| Mean Altitude | 31784.5 km |
| Peak Altitude | 34823.3 km |
Launched alongside
DELTA 1 R/BOrbital History
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