| Name of the satellite | Ariel 4 |
|---|---|
| Other name(s) | UK 4 05675 |
| COSPAR designation | 71-109A |
| Project(s) Manager(s) of the satellite | Jerome F. Smith Herbert L. Eaker |
| Institute of the project(s) manager(s) | SRC NASA-GSFC |
| Country or Space Agency | UK USA |
| Link(s) to Web site(s) | http://nssdc.gsfc.nasa.gov/database/MasterCatalog?sc=1971-109A |
| Launch date (dd-mm-yyyy) | 11-12-1971 |
| Termination date (dd-mm-yyyy) | 10-12-1973 |
| Lifetime of the satellite (month) | 24 |
| Type of the orbits | LEO |
| (Initial) Perigee (km) | 480 |
| (Initial) Apogee (km / Re) | 590 / |
| Orbital period (min / hour) | 95.1 / |
| Spin rate (rpm) | ??? |
| Eccentricity | 0.00795 |
| Inclination (°) | 83 |
| Observed regions | Ionosphere and magnetosphere |
| Observed waves | VLF waves |
| Name of the experiment | VLF-ELF Receiver |