Explorer 30 - .
Payload: Solar Explorer A. Mass: 57 kg (125 lb). Nation: USA.
Agency: NRL.
Program: Explorer.
Class: Astronomy.
Type: Solar satellite. Spacecraft: IQSY.
USAF Sat Cat: 1738 . COSPAR: 1965-093A. Apogee: 856 km (531 mi). Perigee: 671 km (416 mi). Inclination: 59.70 deg. Period: 100.10 min. Solar radiation data. Spacecraft engaged in research and exploration of the upper atmosphere or outer space (US Cat B). .