| Name of the satellite | INJUN 1 |
|---|---|
| Other name(s) | SOLRAD 3 GREB 3 00117 |
| COSPAR designation | 61-015B |
| Project(s) Manager(s) of the satellite | James A. Van Allen |
| Institute of the project(s) manager(s) | DPA-UI |
| Country or Space Agency | USA |
| Link(s) to Web site(s) | http://nssdc.gsfc.nasa.gov/database/MasterCatalog?sc=1961-015B |
| Launch date (dd-mm-yyyy) | 29-06-1961 |
| Termination date (dd-mm-yyyy) | ????? |
| Lifetime of the satellite (month) | ????? |
| Type of the orbits | LEO |
| (Initial) Perigee (km) | 882 |
| (Initial) Apogee (km / Re) | 999 / 0.16 |
| Orbital period (min / hour) | 103.9 / 1.75 |
| Spin rate (rpm) | ????? |
| Eccentricity | 0.00799 |
| Inclination (°) | 66.8 |
| Observed regions | The natural and artificial trapped radiation belts, auroras and airglow |
| Observed waves | ***** |
| Name of the experiment | Fluxgate Magnetometer |