Spacecraft information: ECHO 2 DEB
| Launched | 24 January 1964 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 743 |
| COSPAR ID | 1964-004D |
| Alternative names |
METAL OBJ |
| Observing |
Current orbital elements
| Inclination | 81.517° |
| Eccentricity | 0.01738 |
| RA ascending node | 16.725 hr |
| Argument perigee | 254.310° |
| Mean anomaly | 159.366° |
| Orbital period | 108.526 min |
| Epoch of osculation | 04 Mar 2026, 12:52 |
Derived Quantities
| Min Altitude | 1034.7 km |
| Mean Altitude | 1165.7 km |
| Peak Altitude | 1296.8 km |
Orbital History
Drag the graphs below left or right to change the time range, or use your scroll wheel to zoom in or out.