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LUCH-5A (37951)
COSPAR: 2011-074B | Alt Name: Luch-5A
Image
Additional Sources
Launch Details
Launch Date
December 11, 2011
Launch Site
Launch Pad
LC81/24
Launch Vehicle
Proton-M/Briz-M
Orbital Elements
NORAD ID
37951
International Designator
2011-074B
Epoch
Fri, 03 Jul 2026 21:34:21 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
8.79°
Right Ascension
73.56°
Eccentricity
Calculating...
Argument of Perigee
45.48°
Period
1436.08 min
Mean Motion
1.00 rev/day
Latitude
Calculating...
Longitude
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Altitude
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Velocity
Calculating...
Polar Plot
3D Visualization
Basic Satellite Info
Name
LUCH-5A
Alternative Name
Luch-5A
Type
Payload
Status
Operational
Owner
RESH
Country
Russia
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 37951U 11074B 26184.89885795 -.00000042 00000-0 00000-0 0 9995
2 37951 8.7934 73.5644 0002675 45.4780 293.4090 1.00272716 53219
Source: Celestrak
Summary
The LUCH-5A satellite (NORAD CAT ID: 37951) is an Ekspress-1000 series spacecraft operated by RESH for communication and data relay purposes. Launched on December 11, 2011, from the TYSMC launch site using a Proton-M/Briz-M launch vehicle, it has a length of 6 meters, a diameter of 2 meters, and a span of 20.8 meters due to its two solar arrays. The satellite's dry mass is 950 kg with a total launch mass of 1148 kg. It is 3-axis stabilized and powered by deployable solar arrays and batteries. LUCH-5A has an expected operational lifetime of 10 years, with a shape described as box-like with two panels. Its RCS (Reaction Control System) efficiency is rated at 25.1189.
Physical Characteristics
Length
6
Diameter
2
Span
20.8
Dry Mass
950
Launch Mass
1148
Shape
Box + 2 Pan
Radar Cross Section
25.1189
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Luch-5A No. A001
Purpose
Communication, data relay
Mission
Communication, data relay
Manufacturer
RESH
Life Expectancy
10 years
Bus
Ekspress-1000
Configuration
Ekspress-1000A (3-Axis stabilized, 2 solar arrays)
Motor
AOCS
Equipment
?
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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