🛰️ SATELLITE · HISTORICAL RECORD
[Unk NRO MEO 1]
Historical record[Unk NRO MEO 1] (NORAD 46918, COSPAR 2020-083A) is a historical US catalogue entry no longer tracked in the live catalogue, launched on 13 Nov 2020 on the TOPAZ? mission. It was operated by NROC as part of the NRO MEO A programme. The spacecraft was built by LMSSD on the Unk bus, with a mass of 7,000 kg. Historical record from Orbital Radar's satellite archive, cross-referenced with the live satellite catalogue.
2020
launched
6
years on orbit
7,000
kg mass
Lifecycle
Launched13 Nov 2020 · on the TOPAZ? mission
Specifications
NORAD ID46918
COSPAR2020-083A
TypeSatellite
OperatorNROC
Country / StateUS
ManufacturerLMSSD
BusUnk
Mass7,000 kg (5,000 kg dry)
ProgrammeNRO MEO A
CategorySIG?*
OrbitMEO (MEO)
Altitude11,074 × 11,097 km
Inclination58.5°
Frequently asked questions
What happened to [Unk NRO MEO 1]?
[Unk NRO MEO 1] is a historical catalogue entry from a 2020 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 [Unk NRO MEO 1]?
[Unk NRO MEO 1] was operated by NROC and built by LMSSD (US).
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.