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RADUGA 25 (20499)
COSPAR: 1990-016A | Alt Name: Raduga
Image
Additional Sources
Launch Details
Launch Date
February 15, 1990
Launch Site
Launch Pad
LC81/23
Launch Vehicle
Proton-K/DM-2
Orbital Elements
NORAD ID
20499
International Designator
1990-016A
Epoch
Fri, 03 Jul 2026 22:05:48 GMT
Apogee
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Perigee
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Inclination
12.30°
Right Ascension
334.59°
Eccentricity
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Argument of Perigee
209.74°
Period
1437.51 min
Mean Motion
1.00 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
RADUGA 25
Alternative Name
Raduga
Type
Payload
Status
Non-operational
Owner
UNKS
Country
USSR
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 20499U 90016A 26184.92069806 -.00000218 00000-0 00000-0 0 9993
2 20499 12.3037 334.5926 0005199 209.7370 346.8328 1.00173128133077
Source: Celestrak
Summary
RADUGA 25, also known as Raduga, is a communication satellite launched on February 15, 1990, from Launch Pad LC81/23 at TYMSC using the Proton-K/DM-2 launch vehicle. It was manufactured by NPOPM and has a configuration of KAUR-3 with a BUS model named Raduga. The satellite measures 5.5 meters in length, 2.5 meters in diameter, and has a span of 9.5 meters. Its dry mass is 1800 kg, and it was designed to operate for approximately three years. Equipped with 3 Delta-1 C-Band transponders and 3 Delta-2 C-Band transponders, the satellite's payload includes Gran' No. 35L and its power source consists of two deployable solar arrays and batteries. The shape is described as a step cylinder with two panels, and it has a radar cross-section (RCS) of 7.9432 square meters.
Physical Characteristics
Length
5.5
Diameter
2.5
Span
9.5
Dry Mass
1800
Launch Mass
1965
Shape
Step Cyl + 2 Pan
Radar Cross Section
7.9432
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Gran' No. 35L
Purpose
Communication
Mission
Communication
Manufacturer
NPOPM
Life Expectancy
3 years
Bus
Raduga
Configuration
KAUR-3
Motor
Unknown
Equipment
3 Delta-1 C-Band transponders, 3 Delta-2 C-Band transponders
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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