COSMOS 2141 [GLONASS] (21218)

COSPAR: 1991-025C | Alt Name: Kosmos-2141

Image

Additional Sources

Launch Details

Launch Date

April 4, 1991

Launch Site

Tyuratam Missile and Space Complex

Launch Pad

LC200/39

Launch Vehicle

Proton-K/DM-2

Orbital Elements

NORAD ID

21218

International Designator

1991-025C

Epoch

Sat, 27 Jun 2026 11:50:14 GMT

Apogee

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Perigee

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Inclination

64.34°

Right Ascension

303.83°

Eccentricity

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Argument of Perigee

224.92°

Period

675.73 min

Mean Motion

2.13 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 2141 [GLONASS]

Alternative Name

Kosmos-2141

Type

Payload

Status

Non-operational

Owner

UNKSR

Country

USSR

Constellation

N/A

Related Satellites

Major Events

N/A

Latest TLEs

1 21218U 91025C   26178.49322729 -.00000075  00000-0  00000-0 0  9996

2 21218  64.3372 303.8300 0005673 224.9186 133.4536  2.13103242274186

Source: Celestrak

Summary

The COSMOS 2141 [GLONASS] satellite, also known as Kosmos-2141, was launched on April 4, 1991, from the TYMSC launch site using a Proton-K/DM-2 launch vehicle from LC200/39. The spacecraft is part of the Uragan series and measures 4 meters in length with a diameter of 1.5 meters and a span of 7.8 meters when its solar arrays are deployed. It has a dry mass of 1200 kilograms and was launched with a total mass of 1300 kilograms. The satellite is 3-Axis stabilized, equipped with two deployable solar arrays and batteries for power supply. Its purpose is navigation as part of the GLONASS system. The satellite's shape consists of a cylinder with antennas and two panels. It was manufactured by POL and owned by UNKSR. The satellite had an expected operational lifetime of 3 years.

Physical Characteristics

Length

Diameter

1.5

Span

7.8

Dry Mass

1200

Launch Mass

1300

Shape

Cyl + Ant + 2 Pan

Radar Cross Section

1.6182

Visual Magnitude

Unknown

Color

Unknown

Material Composition

Unknown

Technical Details

Payload

Uragan No. 54L

Purpose

Navigation

Mission

Navigation

Manufacturer

POL

Life Expectancy

3 years

Bus

Uragan

Configuration

3-Axis stabilized

Motor

Equipment

Power System

2 deployable solar arrays, batteries

ADCS

Unknown

Transmitter Frequency

Unknown

Map

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Latitude

Longitude

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