 ESSA 2 | |
| Mission type | Weather satellite |
|---|---|
| Operator | ESSA/NASA |
| COSPAR ID | 1966-016A |
| SATCAT no. | 2091 |
| Spacecraft properties | |
| Manufacturer | RCA Astro |
| Launch mass | 286 kilograms (631 lb)[1] |
| Start of mission | |
| Launch date | February 3, 1966, 13:55 UTC[2] |
| Rocket | Delta E |
| Launch site | Cape Canaveral LC-17B |
| End of mission | |
| Disposal | Decommissioned |
| Deactivated | October 16, 1970 |
| Orbital parameters | |
| Reference system | Geocentric |
| Regime | Low Earth |
| Semi-major axis | 7,115.60 kilometers (4,421.43 mi) |
| Eccentricity | 0.00399 |
| Perigee altitude | 1,355 kilometers (842 mi) |
| Apogee altitude | 1,415 kilometers (879 mi) |
| Inclination | 101.3° |
| Period | 113.5 minutes |
| Epoch | February 28, 1966 |
ESSA-2 (or OT-2) was a spin-stabilized operational meteorological satellite. Its name was derived from that of its oversight agency, the Environmental Science Services Administration (ESSA).
- ^ "ESSA 2". National Space Science Data Center. Retrieved June 4, 2018.
- ^ McDowell, Jonathan. "Launch Log". Jonathan's Space Page. Retrieved June 4, 2018.