Space Brief 30 Mar 2025
Today's highlights include Rocket Lab joining the US Space Force's national security launch program, SpaceX's upcoming Starlink deployment, China's successful EVA, and intriguing science aboard SpaceX's Fram2 mission.
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
Sun, 19 Jul 2026 19:57:00 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
144.50°
Right Ascension
167.80°
Eccentricity
Calculating...
Argument of Perigee
238.80°
Period
103.80 min
Mean Motion
13.87 rev/day
Latitude
Calculating...
Longitude
Calculating...
Altitude
Calculating...
Velocity
Calculating...
Polar Plot
3D Visualization
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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 26200.83125285 .00000297 00000+0 25792-4 0 9995
2 02121 144.5015 167.8042 0083822 238.7997 120.4438 13.87328632 55672
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
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