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INFORMATOR 1 & RS-14 (21087)
COSPAR: 1991-006A | Alt Name: Informator-1
Image
Additional Sources
Launch Details
Launch Date
January 29, 1991
Launch Site
PLMSC
Launch Pad
LC133/3
Launch Vehicle
Kosmos 11K65M
Orbital Elements
NORAD ID
21087
International Designator
1991-006A
Epoch
Sat, 04 Jul 2026 05:36:09 GMT
Apogee
Calculating...
Perigee
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Inclination
82.94°
Right Ascension
112.53°
Eccentricity
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Argument of Perigee
186.07°
Period
104.69 min
Mean Motion
13.76 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
INFORMATOR 1 & RS-14
Alternative Name
Informator-1
Type
Payload
Status
Non-operational
Owner
MGON
Country
USSR
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 21087U 91006A 26185.23344243 .00000092 00000-0 79909-4 0 9990
2 21087 82.9440 112.5284 0034823 186.0680 337.7941 13.75525070777885
Source: Celestrak
Summary
INFORMATOR 1 & RS-14, also known as Informator-1, is a satellite with the OBJECT_ID 1991-006A and NORAD_CAT_ID 21087. Launched on January 29, 1991, from Launch Pad LC133/3 at PLMSC using the Kosmos 11K65M launch vehicle, it was manufactured by POL for MGON and designed to serve communication and amateur communication purposes. The satellite is based on the KAUR-1 Bus configuration with dimensions of 5 meters in length, 2.1 meters in diameter, and a span of 17 meters. It has a dry mass of 800 kilograms and was launched with the same mass. Its payload includes Koskon communication equipment, RUDAK-2, and RS-14 payloads, with power supplied by solar cells and batteries. The satellite's shape is described as cylindrical with antennas, and it has an RCS value of 1.6637. INFORMATOR 1 & RS-14 was intended for a lifetime of five years.
Physical Characteristics
Length
5
Diameter
2.1
Span
17
Dry Mass
800
Launch Mass
800
Shape
Cyl + Ant
Radar Cross Section
1.6637
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Tsikada No. 34L
Purpose
Communication, Amateur communication
Mission
Communication, Amateur communication
Manufacturer
POL
Life Expectancy
5 years
Bus
KAUR-1
Configuration
KAUR-1 Bus
Motor
Unknown
Equipment
Koskon communication payload, RUDAK-2 payload, RS-14 payload
Power System
Solar cells, 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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