🛰️ SATELLITE · HISTORICAL RECORD
Starshield B4-01
Historical recordStarshield B4-01 (NORAD 65075, COSPAR 2025-165V) is a historical US catalogue entry no longer tracked in the live catalogue, launched on 31 Jul 2025 on the Starlink Group 13-4 mission. It was operated by NROC as part of the NRO Star B programme. The spacecraft was built by SPXS on the Starshield bus, with a mass of 800 kg. Historical record from Orbital Radar's satellite archive, cross-referenced with the live satellite catalogue.
2025
launched
1
year on orbit
800
kg mass
Lifecycle
Launched31 Jul 2025 · on the Starlink Group 13-4 mission
Specifications
NORAD ID65075
COSPAR2025-165V
TypeSatellite
OperatorNROC
Country / StateUS
ManufacturerSPXS
BusStarshield
Mass800 kg (750 kg dry)
ProgrammeNRO Star B
CategoryIMG?
OrbitLEO (LLEO/S)
Altitude312 × 326 km
Inclination97.6°
Frequently asked questions
What happened to Starshield B4-01?
Starshield B4-01 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 Starshield B4-01?
Starshield B4-01 was operated by NROC and built by SPXS (US).
Launched together
Starlink Group 13-4-01Starlink Group 13-4-02Starlink Group 13-4-03Starlink Group 13-4-04Starlink Group 13-4-05Starlink Group 13-4-06Starlink Group 13-4-07Starlink Group 13-4-08
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.