Spacecraft information: SCOUT X-4 R/B
| Launched | 18 December 1963 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 721 |
| COSPAR ID | 1963-053B |
| Observing |
Current orbital elements
| Inclination | 78.598° |
| Eccentricity | 0.10884 |
| RA ascending node | 9.153 hr |
| Argument perigee | 100.279° |
| Mean anomaly | 272.262° |
| Orbital period | 114.732 min |
| Epoch of osculation | 21 May 2026, 09:21 |
Derived Quantities
| Min Altitude | 599.1 km |
| Mean Altitude | 1450.4 km |
| Peak Altitude | 2301.6 km |
Orbital History
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