COSMOS 2087 (20707)

COSPAR: 1990-064A | Alt Name: Kosmos-2087

Image

Additional Sources

Launch Details

Launch Date

July 25, 1990

Launch Site

PLMSC

Launch Pad

LC16/2

Launch Vehicle

Molniya 8K78M-PVB

Orbital Elements

NORAD ID

20707

International Designator

1990-064A

Epoch

Fri, 03 Jul 2026 08:09:06 GMT

Apogee

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Perigee

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Inclination

67.77°

Right Ascension

184.69°

Eccentricity

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Argument of Perigee

24.57°

Period

718.27 min

Mean Motion

2.00 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

COSMOS 2087

Alternative Name

Kosmos-2087

Type

Payload

Status

Unknown

Owner

PVO

Country

USSR

Constellation

N/A

Related Satellites

Major Events

N/A

Latest TLEs

1 20707U 90064A   26184.33965633 -.00000463  00000-0  00000-0 0  9998

2 20707  67.7737 184.6912 6274498  24.5679 355.4656  2.00481718263151

Source: Celestrak

Summary

COSMOS 2087, also known as Kosmos-2087, is an early warning satellite launched on July 25, 1990, from the Plesetsk Cosmodrome LC16/2 using a Molniya 8K78M-PVB launch vehicle. It was manufactured by NPOL/KOMET and operated by PVO for the Soviet Union (SU). The spacecraft has dimensions of 4 meters in length, 2 meters in diameter, and spans up to 5 meters with its solar arrays deployed. COSMOS 2087 carries an Oko payload designated as Oko 73D6 No. 6055 for early warning purposes. It weighs approximately 1250 kilograms at launch, including fuel, and has a dry mass of about 1150 kilograms. The satellite is powered by two deployable fixed solar arrays and batteries. Its shape consists of a cylinder with two panels.

Physical Characteristics

Length

Diameter

Span

Dry Mass

1150

Launch Mass

1250

Shape

Cyl + 2 Pan

Radar Cross Section

5.84

Visual Magnitude

Unknown

Color

Unknown

Material Composition

Unknown

Technical Details

Payload

Oko 73D6 No. 6055

Purpose

Early warning

Mission

Early warning

Manufacturer

NPOL/KOMET

Life Expectancy

Unknown

Bus

Oko

Configuration

Unknown

Motor

Unknown

Equipment

Unknown

Power System

2 deployable fixed solar arrays, batteries

ADCS

Unknown

Transmitter Frequency

Unknown

Map

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