Launch Date
February 6, 1977
Launch Site
Launch Pad
LC40
Launch Vehicle
Titan IIIC
NORAD ID
09803
International Designator
1977-007A
Epoch
Sun, 19 Jul 2026 20:25:34 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
4.64°
Right Ascension
284.09°
Eccentricity
Calculating...
Argument of Perigee
39.71°
Period
1476.50 min
Mean Motion
0.98 rev/day
Latitude
Calculating...
Longitude
Calculating...
Altitude
Calculating...
Velocity
Calculating...
Name
OPS 3151 (DSP 7)
Alternative Name
DSP F7
Type
Status
Owner
SAMSO
Country
United States
Constellation
N/A
Related Satellites
Major Events
N/A
1 09803U 77007A 26200.85108853 -.00000034 00000+0 00000+0 0 9995
2 09803 4.6423 284.0915 0077666 39.7146 5.7923 00.97527997 24975
Source: Celestrak
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.
Length
7.1
Diameter
3
Span
7.5
Dry Mass
980
Launch Mass
1040
Shape
Cyl + 4 Pan
Radar Cross Section
Unknown
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Payload
DSP 9
Purpose
Early Warning
Mission
Early Warning
Manufacturer
TRW
Life Expectancy
2 years
Bus
DSP P2
Configuration
Unknown
Motor
MRE-4
Equipment
?
Power System
4 deployable fixed solar arrays, solar cells, batteries
ADCS
Unknown
Transmitter Frequency
Unknown
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