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// radar imaging · 2023

Umbra 04

American synthetic aperture radar satellite. Umbra 04 was launched on January 3, 2023 aboard a Falcon 9 from Cape Canaveral & Kennedy. Latest status in GCAT: reentered (orbital decay) (Sep 3, 2024).

COSPAR 2023-001ATNORAD 55050United States

Identity

Name in GCAT
Umbra-04
Common name
Umbra 04
International designator
2023-001AT
NORAD catalog number
55050
GCAT identifier
S55050
UN registration
ST/SG/SER.E/1110

Mission

Mission type
Radar imaging
Use
Commercial
Program
Umbra
Owner
Umbra Labs
Country
United States
Builder
Umbra Labs
Platform (bus)
Umbra

Launch

Date
January 3, 2023 · 14:55 UTC
Launch record
2023-001Success
Rocket
Falcon 9
Spaceport
Cape Canaveral & Kennedy · pad LC40

Orbit and fate

Orbit class (GCAT)
LLEO/S
Perigee
521 km
Apogee
537 km
Inclination
97.50°
Status
Reentered (orbital decay)
Status date
September 3, 2024
Last known active
Dec 10, 2023
End of operations
August 2024

Size

Mass
65 kg
Dry mass
60 kg
Length
0.7 m
Diameter
0.50 m
Span
3.8 m

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q121841948 (CC0).