COSMOS 1827, 17582
Orbit data source: Space-Track
COSMOS 1827, 17582 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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17582 intel report (Beta)
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Identifier
Orbit
Country
CISRelated business
Manufacturer
NPO PM
Mission
Defense Communications
Bus & Motor
STRELA-3, Unknown motor
Mass
225 kg wet, 225 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Cyl, 0.8 m
Radar Cross Section
1.257 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 9 hours ago
TLE from 9 hours ago
0 COSMOS 1827
1 17582U 87026A 26053.01915566 .00000022 00000-0 60802-4 0 9999
2 17582 82.5648 266.0213 0012883 60.1737 300.0634 12.65013484798086Epoch: 2026-02-22T00:27Z
TLE epoch observation values (Epoch: 2026-02-22T00:27:35.049Z)
Latitude
-0.00006°
Longitude
107.19185°
Altitude
1,400.04 km
Speed
7.162 km/s
True Right ascension
17h 44m 05s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
12:16:00
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,409.657 km
Perigee altitude
1,389.617 km
Semi-major axis
7,777.774 km
Eccentricity
0.00129
Inclination
82.5648°
RAAN
266.0213°
Arg. of periapsis
60.1737°
True anomaly
299.93553°
Mean anomaly
300.0634°
Eccentric anomaly
299.99947°
Mean motion
3.16417 °/min
Orbital period
113.77 mins
BSTAR
0.000060802
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Other satellites on launch #26 in the year 1987 (1987-03-13 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.COSMOS 1827 Visibility forecast
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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 | 2026-02-22 13:50:19.769Z | 149.567° SSE | 2026-02-22 13:57:19.769Z | 87.915° E | 31.76° | 2026-02-22 14:04:19.769Z | 24.316° NE |
| 14 mins | 2026-02-22 15:45:19.769Z | 219.033° SW | 2026-02-22 15:52:19.769Z | 290.839° WNW | 34.213° | 2026-02-22 15:59:19.769Z | 353.939° N |
| 6 mins | 2026-02-22 23:53:19.769Z | 40.929° NE | 2026-02-22 23:56:19.769Z | 64.255° ENE | 13.774° | 2026-02-22 23:59:19.769Z | 86.718° E |
| 15 mins | 2026-02-23 01:45:19.769Z | 356.609° N | 2026-02-23 01:52:19.769Z | 97.015° ESE | 44.173° | 2026-02-23 02:00:19.769Z | 167.783° S |
| 9 mins | 2026-02-23 03:42:19.769Z | 310.812° NW | 2026-02-23 03:46:19.769Z | 276.143° WNW | 19.084° | 2026-02-23 03:51:19.769Z | 237.927° WSW |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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