Space Brief 11 Sep 2024
A recap of notable space events including the Soyuz MS-26 launch to the ISS, Polaris Dawn's altitude achievement, and satellite tracking updates.
USA 274 (42058)
COSPAR: 2017-011A | Alt Name: USA 274
DECAYED
Image
Additional Sources
Launch Details
Launch Date
March 1, 2017
Launch Site
AFWTR
Launch Pad
SLC3E
Launch Vehicle
Atlas V 401
Orbital Elements
NORAD ID
42058
International Designator
2017-011A
Decay Date
Unknown
Basic Satellite Info
Name
USA 274
Alternative Name
USA 274
Type
Payload
Status
Operational
Owner
NROC/USN
Country
United States
Constellation
N/A
Related Satellites
Major Events
N/A
Summary
USA 274, also known as NORAD CAT ID 42058 and OBJECT ID 2017-011A, is a US satellite launched on March 1, 2017, from the AFWTR SLC3E launch pad using an Atlas V 401 launch vehicle. The satellite belongs to the NOSS-3 BUS type and has a cylindrical shape with dimensions of approximately 2 meters in length, diameter, and span. Its dry mass is 1000 kg, which matches its launch mass. USA 274 was manufactured by LMSSD (Lockheed Martin Space Systems) for NROC/USN to conduct Ocean Surveillance and ELINT (Electronic Intelligence). The satellite is powered by solar arrays and batteries and carries a payload designated as [INTRUDER 15].
Physical Characteristics
Length
2
Diameter
2
Span
2
Dry Mass
1000
Launch Mass
1000
Shape
Cyl
Radar Cross Section
Unknown
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
[INTRUDER 15]
Purpose
Ocean Surveillance, ELINT
Mission
Ocean Surveillance, ELINT
Manufacturer
LMSSD
Life Expectancy
Unknown
Bus
NOSS-3
Configuration
?
Motor
?
Equipment
?
Power System
Solar arrays, batteries
ADCS
Unknown
Transmitter Frequency
Unknown
Satellite Articles
View All Posts »Learn more about satellites and other related topics.
Artemis 2 Returns to Pad, Targets April 1 Launch | KeepTrack Space Brief
NASA's SLS and Orion spacecraft rolled back to Launch Complex 39B, targeting April 1 for first crewed lunar flyby with four astronauts aboard.
X Report 20 Jan 2025
SpaceX continues to push forward with its ambitious plans as the FAA investigates Starship debris reports, while Starlink maintains robust satellite operations.
X Report 28 Nov 2024
SpaceX advances with Starship, gains FCC approval for new services, and predicts a future shift in spacecraft dominance.
Starlink Satellites Dominate Earth's Orbit
SpaceX's Starlink constellation has grown at an astonishing rate, now accounting for over 20% of all trackable objects in orbit. With plans for tens of thousands more, Starlink is on the cusp of forever changing the landscape of Earth's near-space environment.
Space Brief 14 Sep 2025
Today's highlights include SpaceX's 300th Starlink launch, NASA re-establishing contact with a TRACERS satellite, and budget concerns impacting the commercial remote sensing industry.
Space Brief 30 Dec 2025
Today's briefing covers Rocket Lab's plans following a record-breaking year, efforts to recover NASA's MAVEN orbiter, and the potential relocation of space shuttle Discovery.
X Report 2 Oct 2025
Today's briefing covers Starlink's role in disaster recovery in the Philippines, insights into the evolving direct-to-device market, and news of European plans for a reusable upper stage rocket inspired by SpaceX's Starship.