X Report 2 Mar 2025
Starship receives FAA approval for its next test flight, while SpaceX prepares to launch more Starlink satellites amidst reaching 5 million subscribers.
OV1-4 (02121)
COSPAR: 1966-025A | Alt Name: OV1-4
Image
Additional Sources
Launch Details
Launch Date
March 30, 1966
Launch Site
AFWTR
Launch Pad
ABRESB3
Launch Vehicle
Atlas D
Orbital Elements
NORAD ID
02121
International Designator
1966-025A
Epoch
Sat, 04 Jul 2026 05:05:44 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
144.50°
Right Ascension
89.29°
Eccentricity
Calculating...
Argument of Perigee
127.39°
Period
103.80 min
Mean Motion
13.87 rev/day
Latitude
Calculating...
Longitude
Calculating...
Altitude
Calculating...
Velocity
Calculating...
Polar Plot
3D Visualization
Basic Satellite Info
Name
OV1-4
Alternative Name
OV1-4
Type
Payload
Status
Unknown
Owner
OAR
Country
United States
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 02121U 66025A 26185.21232623 .00000340 00000-0 58684-4 0 9990
2 02121 144.5044 89.2928 0082788 127.3885 233.4359 13.87327639 53506
Source: Celestrak
Summary
Apologies, there is no summary for this satellite yet. I am working to generate these for every object in the catalog, but it is going to take time.
Physical Characteristics
Length
1.4
Diameter
0.7
Span
1.4
Dry Mass
87
Launch Mass
87
Shape
Domed Cyl
Radar Cross Section
0.5055
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
OV1-4S
Purpose
Experimental
Mission
Experimental
Manufacturer
GDC
Life Expectancy
Unknown
Bus
OV1
Configuration
Unknown
Motor
None
Equipment
see above
Power System
Solar cells, 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.
Space Brief 18 May 2025
Today's briefing highlights recent launches and failures, including an Indian radar satellite setback, successful Rocket Lab missions, and China's debut of upgraded rocket technology.
Space Force Awards First-Ever $52M Satellite Deorbit Contract to Starfish Space | KeepTrack Space Brief
Space Force awards first-of-its-kind $52M contract to Starfish Space for deorbiting defunct satellites. AST SpaceMobile selected for Missile Defense Agency SHIELD program. $26B Space Force budget confirmed.
X Report 24 Jan 2025
SpaceX hits a new milestone with 400 rocket landings, beta testing begins for Direct-to-Cell Starlink satellites, and more Starlink launches from California.
GOES-19, the Last Weather Sentinel
The final satellite in a multi-billion-dollar program that learned its hardest lesson from a clogged pipe. GOES-19 is now NOAA's eyes on every Atlantic hurricane - and it's already found dozens of comets no one was looking for.
The Looming Crisis of Orbital Debris
As humanity increasingly relies on satellites, the escalating space junk problem poses a dire threat to our space-based infrastructure. With debris counts reaching alarming levels, urgent action is needed to prevent a cascade of collisions that could make key orbits unusable.
X Report 18 Mar 2025
Major breakthroughs as SpaceX prepares to bring astronauts home and multiple launches unfold this week.
SpaceX Wins $178.5M Space Force Missile Tracking Contract | KeepTrack Space Brief
SpaceX awarded $178.5M Space Force contract for missile tracking satellite launches beginning 2027. Pentagon also extends GPS modernization support with $45M Raytheon order.