COSMOS 2523, 42986
Orbit data source: Space-Track
COSMOS 2523, 42986 is a payload satellite owned by VVKO VKS (CIS) in SSO that was launched on Fri, 23 Jun 2017 UTC via a SOYUZ-2-1V 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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42986 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CISRelated business
Manufacturer
TSKHM?
Mission
Operational Defense Technology
Bus & Motor
NAPRAZHENIYE?, Unknown motor
Mass
~47 kg wet, ~47 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box, 0.2 m
Radar Cross Section
0.100 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 7 hours ago
TLE from 7 hours ago
0 COSMOS 2523
1 42986U 17037E 25342.98901045 .00003150 00000-0 28293-3 0 9995
2 42986 97.5085 359.2317 0068811 147.0893 213.4641 14.94581159440546Epoch: 2025-12-08T23:44Z
TLE epoch observation values (Epoch: 2025-12-08T23:44:10.502Z)
Latitude
-0.00005°
Longitude
-74.79219°
Altitude
626.798 km
Speed
7.523 km/s
True Right ascension
23h 56m 55s
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
05:03:00
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
628.561 km
Perigee altitude
532.793 km
Semi-major axis
6,958.814 km
Eccentricity
0.00688
Inclination
97.5085°
RAAN
359.2317°
Arg. of periapsis
147.0893°
True anomaly
213.0324°
Mean anomaly
213.4641°
Eccentric anomaly
213.24794°
Mean motion
3.73887 °/min
Orbital period
96.29 mins
BSTAR
0.00028293
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Other satellites on launch #37 in the year 2017 (2017-06-23 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 2523 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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2025-12-09 13:11:23.957Z | 62.215° ENE | 2025-12-09 13:13:23.957Z | 98.998° ESE | 16.437° | 2025-12-09 13:15:23.957Z | 132.414° SE |
| 5 mins | 2025-12-09 14:46:23.957Z | 338.694° N | 2025-12-09 14:48:23.957Z | 295.023° NW | 26.128° | 2025-12-09 14:51:23.957Z | 232.25° WSW |
| 7 mins | 2025-12-10 01:34:23.957Z | 185.755° SSW | 2025-12-10 01:37:23.957Z | 260.989° W | 39.537° | 2025-12-10 01:41:23.957Z | 338.746° N |
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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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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