Mission
Materials Science · LEO
The Explorer 23 or S 55c micrometeoroid satellite was the third in the series of S 55 micrometeoroid satellites orbited by NASA.
What it put in orbit
| Object | Type | Orbit | Globe |
|---|---|---|---|
| EXPLORER 23 1964-074A | Payload | re-entered 1983-06-29 | |
| EXPLORER 23 DEB 1964-074B | Debris | re-entered 1973-06-13 | |
| EXPLORER 23 DEB 1964-074C | Debris | re-entered 1969-07-15 | |
| EXPLORER 23 DEB 1964-074D | Debris | re-entered 1974-01-02 | |
| EXPLORER 23 DEB 1964-074E | Debris | re-entered 1974-05-29 |
COSPAR ID 1964-074 (data from GCAT, J. McDowell, CC BY 4.0). Orbits from the CelesTrak satellite catalogue (perigee × apogee, inclination).