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: 21 hours ago
TLE from 21 hours ago
0 COSMOS 2523
1 42986U 17037E 26172.55030547 .00000369 00000-0 37157-4 0 9999
2 42986 97.4988 185.4628 0065643 214.1753 145.5236 14.95436573469616Epoch: 2026-06-21T13:12Z
TLE epoch observation values (Epoch: 2026-06-21T13:12:26.392Z)
Latitude
0.00003°
Longitude
77.60386°
Altitude
621.834 km
Speed
7.527 km/s
True Right ascension
12h 21m 51s
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
21:37:37
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
623.683 km
Perigee altitude
532.358 km
Semi-major axis
6,956.157 km
Eccentricity
0.00656
Inclination
97.4988°
RAAN
185.4628°
Arg. of periapsis
214.1753°
True anomaly
145.94654°
Mean anomaly
145.5236°
Eccentric anomaly
145.73535°
Mean motion
3.74101 °/min
Orbital period
96.23 mins
BSTAR
0.000037157
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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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-06-22 13:51:35.361Z | 7.933° NNE | 2026-06-22 13:55:35.361Z | 244.34° WSW | 43.243° | 2026-06-22 13:58:35.361Z | 200.07° SSW |
| 6 mins | 2026-06-23 00:40:35.361Z | 149.493° SSE | 2026-06-23 00:43:35.361Z | 53.764° ENE | 40.793° | 2026-06-23 00:46:35.361Z | 358.007° N |
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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