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COSMOS 1830, 17585

Orbit data source: Space-Track

COSMOS 1830, 17585 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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https://www.satcat.com/sats-embedded/17585?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

17585, 1987-026D

Orbit

LEO

Last TLE update

7 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 7 hours ago

0 COSMOS 1830
1 17585U 87026D   25196.89945438  .00000025  00000-0  78164-4 0  9999
2 17585  82.5595  61.6205 0004087 278.0541  93.1675 12.63606707768176

Epoch: 2025-07-15T21:35Z

TLE epoch observation values (Epoch: 2025-07-15T21:35:12.858Z)

Latitude

11.12739°

Longitude

165.29421°

Altitude

1,410.252 km

Speed

7.156 km/s

True Right ascension

04h 12m 20s

True Declination

11° 04' 04"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-66.52692°

Longitude

146.2248°

Altitude

1,430.21 km

Speed

7.147 km/s

Apparent Right ascension

04h 26m 24s

Apparent Declination

-55° 45' 56"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

17:22:59

Azimuth

154.17° SSE

Elevation

-71.604°

Doppler factor

Orbital elements

Apogee altitude

1,408.594 km

Perigee altitude

1,402.231 km

Semi-major axis

7,783.55 km

Eccentricity

0.00041

Inclination

82.5595°

RAAN

61.6205°

Arg. of periapsis

278.0541°

True anomaly

Unknown

Mean anomaly

93.1675°

Eccentric anomaly

Unknown

Mean motion

3.16065 °/min

Orbital period

113.9 mins

BSTAR

0.000078164

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

COSMOS 1830 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.
14 mins	2025-07-16 14:43:20.484Z	149.563° SSE	2025-07-16 14:50:20.484Z	88.603° E	31.889°	2025-07-16 14:57:20.484Z	24.604° NE
13 mins	2025-07-16 16:39:20.484Z	222.48° SW	2025-07-16 16:45:20.484Z	287.703° WNW	34.432°	2025-07-16 16:52:20.484Z	353.236° N
6 mins	2025-07-17 00:47:20.484Z	42.394° NE	2025-07-17 00:49:20.484Z	57.888° ENE	14.09°	2025-07-17 00:53:20.484Z	88.155° E
15 mins	2025-07-17 02:39:20.484Z	356.455° N	2025-07-17 02:46:20.484Z	102.943° ESE	44.23°	2025-07-17 02:54:20.484Z	168.265° S
9 mins	2025-07-17 04:36:20.484Z	310.982° NW	2025-07-17 04:40:20.484Z	276.719° WNW	18.961°	2025-07-17 04:45:20.484Z	238.593° WSW

Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

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Check out COSMOS 1830, 17585 on other resources

View COSMOS 1830, 17585 on NASA - NSSDCA Website

View COSMOS 1830, 17585 on Heavens-Above

View COSMOS 1830, 17585 on Keep Track

View COSMOS 1830, 17585 on Celestrak

View COSMOS 1830, 17585 on Gunter's Space Page

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