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SPEKTR-R (37755)
COSPAR: 2011-037A | Alt Name: Spektr-R
Image
Additional Sources
Launch Details
Launch Date
July 18, 2011
Launch Site
Launch Pad
LC45/1
Launch Vehicle
Zenit-3SLBF
Orbital Elements
NORAD ID
37755
International Designator
2011-037A
Epoch
Thu, 02 Oct 2025 20:46:01 GMT
Apogee
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Perigee
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Inclination
86.30°
Right Ascension
317.68°
Eccentricity
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Argument of Perigee
350.51°
Period
12717.34 min
Mean Motion
0.11 rev/day
Latitude
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Longitude
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Altitude
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Velocity
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Polar Plot
3D Visualization
Basic Satellite Info
Name
SPEKTR-R
Alternative Name
Spektr-R
Type
Payload
Status
Non-operational
Owner
BABTS/FIAN
Country
Russia
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 37755U 11037A 25274.86529625 -.00000320 00000-0 00000-0 0 9998
2 37755 86.2960 317.6811 6943482 350.5069 4.1793 0.11323121 5611
Source: Celestrak
Summary
SPEKTR-R, also known as Spektr-R, is an astronomy satellite launched on July 18, 2011, from TYMSC LC45/1 using the Zenit-3SLBF launch vehicle. It was manufactured by NPO Lavochkin and owned by BABTS/FIAN with a mission focused on Astronomy, X-Ray, Gamma observations. The spacecraft measures 3.8 meters in length, has a diameter of 2 meters, and spans 18 meters when fully deployed. It weighs 3660 kg at launch and has a dry mass of 3160 kg. SPEKTR-R is powered by two solar arrays and batteries and features a box shape with panels and dish antenna. The satellite's payload includes the RadioAstron instrument and it was designed to operate for five years in space, conducting astronomical research primarily related to X-Ray and Gamma emissions.
Physical Characteristics
Length
3.8
Diameter
2
Span
18
Dry Mass
3160
Launch Mass
3660
Shape
Box + 2 Pan + Dish
Radar Cross Section
4.333
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
RadioAstron
Purpose
Astronomy, X-Ray, Gamma
Mission
Astronomy, X-Ray, Gamma
Manufacturer
NPOL
Life Expectancy
5 years
Bus
Navigator
Configuration
Navigator-Bus
Motor
Unknown
Equipment
Unknown
Power System
2 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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