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SBIRS GEO-1 (USA 230) (37481)
COSPAR: 2011-019A | Alt Name: SBIRS GEO-1
Image
Additional Sources
Launch Details
Launch Date
May 7, 2011
Launch Site
Launch Pad
SLC41
Launch Vehicle
Atlas V 401
Orbital Elements
NORAD ID
37481
International Designator
2011-019A
Epoch
Sat, 04 Jul 2026 05:34:46 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
4.57°
Right Ascension
53.11°
Eccentricity
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Argument of Perigee
43.69°
Period
1436.08 min
Mean Motion
1.00 rev/day
Latitude
Calculating...
Longitude
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Altitude
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Velocity
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Polar Plot
3D Visualization
Basic Satellite Info
Name
SBIRS GEO-1 (USA 230)
Alternative Name
SBIRS GEO-1
Type
Payload
Status
Operational
Owner
AFSPC
Country
United States
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 37481U 11019A 26185.23248406 .00000110 00000-0 00000-0 0 9998
2 37481 4.5732 53.1135 0001917 43.6855 320.9368 1.00272680 55572
Source: Celestrak
Summary
SBIRS GEO-1 (USA 230), also known as SBIRS GEO-1, is an early warning satellite operated by AFSPC and manufactured by LMSS. Launched on May 7, 2011, from Cape Canaveral Air Force Station's SLC41 using the Atlas V 401 launch vehicle, it has a bus configuration of A2100M with dimensions of 6 meters in length, 2.5 meters in diameter, and a span of 25 meters. The satellite is equipped with two SBIRS sensors (scanning and staring) for its mission purposes. It weighs 4500 kg at launch and has a dry mass of 2500 kg. Power is supplied by two deployable solar arrays and batteries. With an expected lifetime of 12 years, the satellite's shape is described as Box + 2 Pan with an RCS (Reflective Cross Section) value of 19.9526.
Physical Characteristics
Length
6
Diameter
2.5
Span
25
Dry Mass
2500
Launch Mass
4500
Shape
Box + 2 Pan
Radar Cross Section
19.9526
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
SBIRS GEO SV1
Purpose
Early Warning
Mission
Early Warning
Manufacturer
LMSS
Life Expectancy
12 years
Bus
A2100
Configuration
A2100M
Motor
Leros 1C
Equipment
2 SBIRS sensors (scanning and staring)
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
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