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COSMOS 1831, 17586

Orbit data source: Space-Track

COSMOS 1831, 17586 is a payload satellite owned by UNKS (CIS) in LEO that was launched on Fri, 13 Mar 1987 UTC via a TSIKLON-3 launch vehicle from the Plesetsk Missile And Space Complex (PKMTR). 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.

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<iframe src="https://www.satcat.com/sats-embedded/17586?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/17586?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

17586, 1987-026E

Orbit

LEO

Last TLE update

16 hours ago

Origin

Russian Space Forces (CIS)

Manufacturer

NPO PM

Mission

Defense Communications

Bus & Motor

STRELA-3, Unknown motor

Mass

225 kg wet, 225 kg dry

Launch date (UTC)

1987-03-13 (38 years ago)

Launch vehicle

TSIKLON-3

Launch site

Plesetsk Missile And Space Complex (PKMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl, 1.6 m

Radar Cross Section

1.257 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 16 hours ago

0 COSMOS 1831
1 17586U 87026E   25128.57609251  .00000009  00000-0 -10620-4 0  9996
2 17586  82.5597  71.1246 0014814 331.5296 202.1223 12.65533752762256

Epoch: 2025-05-08T13:49Z

Definitive object data (Epoch: 2025-05-08T13:49:34.392Z)

Latitude

6.28535°

Longitude

176.2666°

Altitude

1,413.006 km

Speed

7.15 km/s

True Right ascension

16h 41m 13s

True Declination

6° 15' 04"

Sunlit

Object was in full shadow at TLE epoch

Visualization TLE readout

Latitude

-77.69444°

Longitude

-39.89907°

Altitude

1,420.539 km

Speed

7.154 km/s

Apparent Right ascension

01h 51m 15s

Apparent Declination

-60° 41' 13"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

13:42:39

Azimuth

182.961° SSW

Elevation

-69.187°

Doppler factor

Orbital elements

Apogee altitude

1,409.022 km

Perigee altitude

1,385.985 km

Semi-major axis

7,775.641 km

Eccentricity

0.0014814

Inclination

82.5597°

RAAN

71.1246°

Arg. of periapsis

331.5296°

True anomaly

202.05848°

Mean anomaly

202.1223°

Eccentric anomaly

202.09038°

Mean motion

3.16548 °/min

BSTAR

-0.00001062

Orbital period

113.73 mins

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Other satellites on launch #26 in the year 1987 (1987-03-13 UTC)

COSMOS 1831 Visibility forecast

Observer location: undefined°, undefined°

Span	Click to sort rows by Start time (UTC) header in descending order	Start Az.	Max El. time (UTC)	Max El. Az.	Max El.	End time (UTC)	End Az.
13 mins	2025-05-09 06:35:57.948Z	16.252° NNE	2025-05-09 06:41:57.948Z	66.911° ENE	24.848°	2025-05-09 06:48:57.948Z	124.646° SE
14 mins	2025-05-09 08:30:57.948Z	342.496° N	2025-05-09 08:36:57.948Z	281.263° WNW	41.08°	2025-05-09 08:44:57.948Z	191.775° SSW
11 mins	2025-05-09 19:23:57.948Z	126.248° SE	2025-05-09 19:28:57.948Z	81.698° E	23.585°	2025-05-09 19:34:57.948Z	32.532° NE
15 mins	2025-05-09 21:15:57.948Z	202.782° SW	2025-05-09 21:22:57.948Z	281.602° WNW	41.531°	2025-05-09 21:30:57.948Z	1.227° NNE

Authenticating...

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Check out COSMOS 1831, 17586 on other resources

View COSMOS 1831, 17586 on NASA - NSSDCA Website

View COSMOS 1831, 17586 on Heavens-Above

View COSMOS 1831, 17586 on Keep Track

View COSMOS 1831, 17586 on Celestrak

View COSMOS 1831, 17586 on Gunter's Space Page

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