NROL-27 - Norad ID: 37377
| Spacetrack Directory Name | USA 227 |
| Alternative name | NROL-27 |
| Group | NROL StarShield |
| Orbit launches |
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| Deorbitation |
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| Country/organisation of origin | USA (US) |
| Starting point | AFETR (Kennedy Space Center/Cape Canaveral, USA) |
| Perigee | 35754 km |
| Apogee | 35817 km |
USA 227, 37377 is a payload satellite owned by NRO (US) that was launched on Fri, 11 Mar 2011 UTC via a DELTA 4M+(4,2) launch vehicle from the Air Force Eastern Test Range (AFETR). Payloads include a variety of satellites, spacecraft, and rockets equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.
satellite USA 227 Date of exalting 11.03.2011y.