Spacecraft information: DELTA 1 R/B
| Launched | 20 January 1964 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 738 |
| COSPAR ID | 1964-003B |
| Observing |
Current orbital elements
| Inclination | 46.441° |
| Eccentricity | 0.25998 |
| RA ascending node | 12.574 hr |
| Argument perigee | 179.871° |
| Mean anomaly | 180.301° |
| Orbital period | 194.767 min |
| Epoch of osculation | 26 Dec 2025, 04:52 |
Derived Quantities
| Min Altitude | 1865.6 km |
| Mean Altitude | 4759.2 km |
| Peak Altitude | 7652.8 km |
Launched alongside
RELAY 2Orbital History
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