COSMOS 2123 & RS-12/13 (21089)

COSPAR: 1991-007A | Alt Name: Kosmos-2123

Image

Additional Sources

Launch Details

Launch Date

February 5, 1991

Launch Site

PLMSC

Launch Pad

LC133/3

Launch Vehicle

Kosmos 11K65M

Orbital Elements

NORAD ID

21089

International Designator

1991-007A

Epoch

Sat, 04 Jul 2026 02:53:08 GMT

Apogee

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Perigee

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Inclination

82.92°

Right Ascension

324.71°

Eccentricity

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Argument of Perigee

258.98°

Period

104.74 min

Mean Motion

13.75 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

COSMOS 2123 & RS-12/13

Alternative Name

Kosmos-2123

Type

Payload

Status

Non-operational

Owner

VMF

Country

USSR

Constellation

N/A

Related Satellites

Major Events

N/A

Latest TLEs

1 21089U 91007A   26185.12023859  .00000060  00000-0  47658-4 0  9999

2 21089  82.9247 324.7148 0027728 258.9805 275.2602 13.74893285776246

Source: Celestrak

Summary

COSMOS 2123 & RS-12/13 (also known as Kosmos-2123) is a satellite launched by the Soviet Union on February 5, 1991, from the PLMSC launch site using the Kosmos 11K65M launch vehicle. The satellite has a cylindrical shape with an antenna and measures 5 meters in length with a diameter of 2.1 meters and a span of 17 meters. It has a dry mass of 800 kilograms, the same as its launch mass. This navigation satellite was manufactured by POL (Penza State University) and is equipped with solar cells and batteries for power supply. Its mission was part of the KAUR-1 configuration, owned by VMF, and it carried the Tsikada No. 32L payload. The expected lifetime of COSMOS 2123 & RS-12/13 was between 1.5 to 2 years.

Physical Characteristics

Length

Diameter

2.1

Span

Dry Mass

800

Launch Mass

800

Shape

Cyl + Ant

Radar Cross Section

1.7522

Visual Magnitude

Unknown

Color

Unknown

Material Composition

Unknown

Technical Details

Payload

Tsikada No. 32L

Purpose

Navigation

Mission

Navigation

Manufacturer

POL

Life Expectancy

1.5 to 2 years

Bus

KAUR-1 11F643

Configuration

KAUR-1

Motor

Unknown

Equipment

Unknown

Power System

Solar cells, batteries

ADCS

Unknown

Transmitter Frequency

Unknown

Map

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Longitude

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