COSMOS 2557 [GLONASS-K] (52984)

COSPAR: 2022-075A | Alt Name: Kosmos-2557

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Launch Details

Launch Date

July 7, 2022

Launch Site

PLMSC

Launch Pad

LC43/4

Launch Vehicle

Soyuz-2-1B

Orbital Elements

NORAD ID

52984

International Designator

2022-075A

Epoch

Sun, 19 Jul 2026 11:42:34 GMT

Apogee

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Perigee

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Inclination

64.28°

Right Ascension

313.35°

Eccentricity

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Argument of Perigee

270.74°

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

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Ekspress-1000 bus Russia satellites Payloads

Basic Satellite Info

Name

COSMOS 2557 [GLONASS-K]

Alternative Name

Kosmos-2557

Type

Payload

Status

Operational

Owner

VVKOV/IACG

Country

Russia

Constellation

N/A

Related Satellites

Major Events

N/A

Latest TLEs

1 52984U 22075A   26200.48789766 -.00000080  00000+0  00000+0 0  9996

2 52984  64.2776 313.3470 0010903 270.7384  89.1574 02.13102100 31409

Source: Celestrak

Summary

COSMOS 2557 [GLONASS-K], also known as Kosmos-2557, is a navigation satellite launched on July 7, 2022, from the Plesetsk Cosmodrome, LC43/4, using the Soyuz-2-1B launch vehicle. It operates with an Ekspress-1000K bus configuration and has dimensions of 2 meters in length, a diameter of 1 meter, and a span of 5 meters. The satellite has a dry mass of 800 kilograms and a launch mass of 974 kilograms. Equipped with two deployable solar arrays and batteries for power supply, it is designed to support navigation missions for a duration of 10 years. Manufactured by RESH, the satellite's payload includes Uragan-K1 No. 16L, used for navigation purposes. The spacecraft is owned by VVKOV/IACG and operates under a box plus two panel shape configuration with an attitude control system (AOCS).

Physical Characteristics

Length

Diameter

Span

Dry Mass

800

Launch Mass

974

Shape

Box + 2 Pan

Radar Cross Section

Unknown

Visual Magnitude

Unknown

Color

Unknown

Material Composition

Unknown

Technical Details

Payload

Uragan-K1 No. 16L

Purpose

Navigation

Mission

Navigation

Manufacturer

RESH

Life Expectancy

10 years

Bus

Ekspress-1000

Configuration

Ekspress-1000K bus (3-Axis stabilized, 2 solar arrays)

Motor

AOCS

Equipment

Power System

2 deployable solar arrays, batteries

ADCS

Unknown

Transmitter Frequency

Unknown

Map

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