USA 318 (NROL USA ): Know Everything About USA 18
| Name | Description |
|---|---|
| Name of Satellite, Alternate Names | USA 318 (NROL USA ) |
| Current Official Name of Satellite | USA 18 |
| Country/Org of UN Registry | NR (9/21) |
| Country of Operator/Owner | USA |
| Operator/Owner | National Reconnaissance Office (NRO) |
| Users | Military |
| Purpose | Technology Development |
| Detailed Purpose | |
| Class of Orbit | LEO |
| Longitude of GEO (degrees) | 0 |
| Perigee (km) | 150 |
| Apogee (km) | 150 |
| Eccentricity | 0.00E+00 |
| Inclination (degrees) | 50 |
| Period (minutes) | |
| Launch Mass (kg.) | |
| Dry Mass (kg.) | |
| Power (watts) | |
| Date of Launch | 15-06-2021 |
| Expected Lifetime (yrs.) | |
| Contractor | National Reconnaissance Office |
| Country of Contractor | USA |
| Launch Site | Wallops Island Flight Facility |
| Launch Vehicle | Minotaur 1 |
| COSPAR Number | 2021-052C |
| NORAD Number | 48848 |
