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COSMOS 1897, 18575

Orbit data source: Space-Track

COSMOS 1897, 18575 is a payload satellite owned by UNKS (CIS) in GEO that was launched on Thu, 26 Nov 1987 UTC via a PROTON-K/DM-2 launch vehicle from the Tyuratam Missile And Space Complex (TTMTR). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.

Not visible in the next 10 days

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https://www.satcat.com/sats-embedded/18575?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

18575, 1987-096A

Orbit

GEO

Last TLE update

15 hours ago

Origin

Russian Space Forces (CIS)

Manufacturer

NPO PM

Mission

Non-operational Defense Communications

Bus & Motor

KAUR-4 AL'TAIR, Unknown motor

Mass

2,400 kg wet, ~2,200 kg dry

Launch date (UTC)

1987-11-26 (38 years ago)

Launch vehicle

PROTON-K/DM-2

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl, 5 m

Radar Cross Section

9.425 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 15 hours ago

0 COSMOS 1897
1 18575U 87096A   25183.50620459  .00000066  00000-0  00000-0 0  9998
2 18575  11.5047 329.1840 0009533 136.3529  52.9957  1.00246207137686

Epoch: 2025-07-02T12:08Z

TLE epoch observation values (Epoch: 2025-07-02T12:08:56.076Z)

Latitude

-1.87427°

Longitude

55.42062°

Altitude

35,769.334 km

Speed

3.076 km/s

True Right ascension

10h 33m 45s

True Declination

-1° 52' 21"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

9.45907°

Longitude

-79.03342°

Altitude

35,786.182 km

Speed

3.075 km/s

Apparent Right ascension

01h 44m 17s

Apparent Declination

3° 31' 49"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

14:56:17

Azimuth

25.169° NE

Elevation

-43.516°

Doppler factor

Orbital elements

Apogee altitude

35,834.978 km

Perigee altitude

35,754.571 km

Semi-major axis

42,172.912 km

Eccentricity

0.00095

Inclination

11.5047°

RAAN

329.184°

Arg. of periapsis

136.3529°

True anomaly

Unknown

Mean anomaly

52.9957°

Eccentric anomaly

Unknown

Mean motion

0.25061 °/min

Orbital period

1,436.51 mins

BSTAR

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18575 neighbors

Authenticating...

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Other satellites on launch #96 in the year 1987 (1987-11-26 UTC)

SL-12 R/B(1), 18576 (Decayed)

SL-12 PLAT, 18577 (Decayed)

SL-12 R/B(2), 18578

SL-12 R/B(AUX MOTOR), 18579 (Decayed)

SL-12 R/B(AUX MOTOR), 18580 (Decayed)

COSMOS 1897 DEB, 44572

COSMOS 1897 Visibility

Observer location: undefined°, undefined°

COSMOS 1897 is likely not visible in the next few days

Authenticating...

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Check out COSMOS 1897, 18575 on other resources

View COSMOS 1897, 18575 on NASA - NSSDCA Website

View COSMOS 1897, 18575 on Heavens-Above

View COSMOS 1897, 18575 on Keep Track

View COSMOS 1897, 18575 on Celestrak

View COSMOS 1897, 18575 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.