🛰️ SATELLITE · HISTORICAL RECORD
X-37B No. 1 F4
Historical recordX-37B No. 1 F4 (NORAD 65271, COSPAR 2025-183A) is a historical US catalogue entry no longer tracked in the live catalogue, launched on 22 Aug 2025 on the X-37B No. 1/USSF-36 mission. It was operated by AFRCO as part of the X37 programme. The spacecraft was built by BOHB on the X-37 bus, with a mass of 5,000 kg. Historical record from Orbital Radar's satellite archive, cross-referenced with the live satellite catalogue.
2025
launched
1
year on orbit
5,000
kg mass
Lifecycle
Launched22 Aug 2025 · on the X-37B No. 1/USSF-36 mission
Specifications
NORAD ID65271
COSPAR2025-183A
TypeSatellite
OperatorAFRCO
Country / StateUS
ManufacturerBOHB
BusX-37
Mass5,000 kg
ProgrammeX37
CategoryTECH*
OrbitLEO (LLEO/I)
Altitude327 × 334 km
Inclination49.5°
Frequently asked questions
What happened to X-37B No. 1 F4?
X-37B No. 1 F4 is a historical catalogue entry from a 2025 launch. It is not currently tracked in the live catalogue — typically meaning it has decayed, been retired, or its tracking elements have lapsed.
Who operated and built X-37B No. 1 F4?
X-37B No. 1 F4 was operated by AFRCO and built by BOHB (US).
Launched together
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.