X Report 30 May 2025
SpaceX embarks on another milestone as it prepares to launch an advanced GPS satellite for the U.S. Space Force today, aiming for a record 170 launches this year.
NAVSTAR 66 (USA 232) (37753)
COSPAR: 2011-036A | Alt Name: GPS IIF-2
Image
Additional Sources
Launch Details
Launch Date
July 16, 2011
Launch Site
Launch Pad
SLC37B
Launch Vehicle
Delta 4M+(4,2)
Orbital Elements
NORAD ID
37753
International Designator
2011-036A
Epoch
Fri, 03 Jul 2026 19:38:12 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
56.56°
Right Ascension
331.37°
Eccentricity
Calculating...
Argument of Perigee
62.76°
Period
717.98 min
Mean Motion
2.01 rev/day
Latitude
Calculating...
Longitude
Calculating...
Altitude
Calculating...
Velocity
Calculating...
Polar Plot
3D Visualization
Basic Satellite Info
Name
NAVSTAR 66 (USA 232)
Alternative Name
GPS IIF-2
Type
Payload
Status
Backup
Owner
AFSMC
Country
United States
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 37753U 11036A 26184.81819654 -.00000072 00000-0 00000-0 0 9999
2 37753 56.5568 331.3731 0141777 62.7604 297.4482 2.00562189109600
Source: Celestrak
Summary
NAVSTAR 66 (USA 232), also known as GPS IIF-2, is a navigation satellite operated by AFSMC and manufactured by BOES. It was launched on July 16, 2011, from the SLC37B pad at AFETR using a Delta 4M+(4,2) launch vehicle. The satellite has dimensions of 2.5 meters in length, 1.8 meters in diameter, and spans 18 meters when its solar arrays are deployed. It weighs 1630 kg at launch and has a dry mass of 1500 kg. Equipped with two deployable solar arrays and batteries for power generation, the satellite's mission is navigation support as part of the GPS system. It features a 3-axis stabilized configuration and was designed to have an operational lifetime of 12 years.
Physical Characteristics
Length
2.5
Diameter
1.8
Span
18
Dry Mass
1500
Launch Mass
1630
Shape
Box + 2 Pan
Radar Cross Section
12.5893
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
GPS SVN 63
Purpose
Navigation
Mission
Navigation
Manufacturer
BOES
Life Expectancy
12 years
Bus
GPS IIF
Configuration
3-Axis stabilized
Motor
AOCS
Equipment
?
Power System
2 deployable solar arrays, batteries
ADCS
Unknown
Transmitter Frequency
Unknown
Map
Next Pass
Azimuth Elevation Time (Local)
Start Azimuth
Max Elevation
Stop Azimuth
Time Until
Pass Duration
Satellite Articles
View All Posts »Learn more about satellites and other related topics.
L3Harris, Sierra Space Win $1.75B Missile-Tracking Satellite Contract | KeepTrack Space Brief
L3Harris and Sierra Space awarded $1.75 billion to build 36 missile-tracking satellites for SDA's Tracking Layer constellation. Hypersonic and ballistic missile detection from low Earth orbit.
Santa Maria Spaceport (Azores)
Europe's Atlantic outpost enters the launch business. How Portugal's first licensed spaceport in the Azores is preparing for suborbital flights in 2026 and positioning to receive ESA's Space Rider in 2028.
X Report 13 Apr 2025
SpaceX successfully launches 21 Starlink satellites and deploys a new batch of spy satellites for the US government.
Starbase Pad 2 Preps for Booster 19, Starlink Disrupts Russian Comms | KeepTrack X Report
Starbase Pad 2 passes water-cooled deck test ahead of Booster 19. Starlink restrictions disrupt Russian battlefield communications. California city weighs banning Musk companies.
Space Brief 17 Aug 2025
Today's space news features major US Space Force satellite launches, regulatory changes supporting private space initiatives, and updates on SpaceX's Starship advances.
Space Brief 16 Sep 2024
Highlights of the day include the Polaris Dawn mission's splashdown, advances in space traffic management, and intriguing astronomy insights from the cloud's edge.
X Report 2 Dec 2025
SpaceX successfully launched its 60th mission of the year, deploying 27 Starlink satellites from California. The company continues to hit milestones, confirming its dominance in spaceflight as Elon Musk acknowledges the achievement. Spire also expands its partnership with Deloitte to enhance cybersecurity in orbit.