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// signals intelligence · 2022

NOSS-4 1

American signals intelligence satellite. NOSS-4 1 was launched on April 17, 2022 aboard a Falcon 9 from Vandenberg. Latest status in GCAT: in orbit.

COSPAR 2022-040ANORAD 52259United States

Identity

Name in GCAT
USA 327
Common name
NOSS-4 1
Payload designation
[INTRUDER 17]
Other names
:U,NOSS C9-1,NROL-85
International designator
2022-040A
NORAD catalog number
52259
GCAT identifier
S52259
UN registration
ST/SG/SER.E/1071

Mission

Mission type
Signals intelligence
Use
Defense
Program
NOSS3
Owner
NRO
Country
United States
Builder
Lockheed Martin Space Systems (Denver), Astronautics Operations
Platform (bus)
NOSS-3

Launch

Date
April 17, 2022 · 13:13 UTC
Launch record
2022-040Success
Rocket
Falcon 9
Spaceport
Vandenberg · pad SLC4E

Orbit and fate

Orbit class (GCAT)
LEO/I
Perigee
1,007 km
Apogee
1,207 km
Inclination
63.44°
Status
In orbit
Last known active
March 2023

Size

Mass
1,000 kg
Dry mass
1,000 kg
Length
2.0 m
Diameter
2.00 m
Span
2.0 m

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q112228887 (CC0).