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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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 26124.17092708 .00002563 00000-0 22744-3 0 9994
2 42986 97.4998 139.1523 0067550 18.8278 341.5419 14.95290373462381Epoch: 2026-05-04T04:06Z
TLE epoch observation values (Epoch: 2026-05-04T04:06:08.099Z)
Latitude
0.00001°
Longitude
-144.44541°
Altitude
539.955 km
Speed
7.617 km/s
True Right ascension
09h 16m 36s
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
18:38:19
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
625.466 km
Perigee altitude
531.482 km
Semi-major axis
6,956.611 km
Eccentricity
0.00676
Inclination
97.4998°
RAAN
139.1523°
Arg. of periapsis
18.8278°
True anomaly
341.29484°
Mean anomaly
341.5419°
Eccentric anomaly
341.41857°
Mean motion
3.74065 °/min
Orbital period
96.24 mins
BSTAR
0.00022744
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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 | 2026-05-04 12:43:26.119Z | 60.721° ENE | 2026-05-04 12:45:26.119Z | 90.648° ESE | 14.573° | 2026-05-04 12:47:26.119Z | 121.127° SE |
| 6 mins | 2026-05-04 14:18:26.119Z | 349.652° N | 2026-05-04 14:21:26.119Z | 271.619° WNW | 33.793° | 2026-05-04 14:24:26.119Z | 219.026° SW |
| 5 mins | 2026-05-05 01:07:26.119Z | 176.466° S | 2026-05-05 01:09:26.119Z | 266.525° W | 44.109° | 2026-05-05 01:12:26.119Z | 343.4° 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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