COSMOS 252, 3530
Orbit data source: Space-Track
COSMOS 252, 3530 is a payload satellite owned by PKO (CIS) in LEO that was launched on Fri, 01 Nov 1968 UTC via a TSIKLON-2A launch vehicle from the Tyuratam Missile And Space Complex (TTMTR). 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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3530 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CISRelated business
Manufacturer
TSKBM/KB1
Mission
Spacecraft
Bus & Motor
IS, Unknown motor
Mass
1,400 kg wet, ~1,400 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Unknown
Radar Cross Section
Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 17 hours ago
TLE from 17 hours ago
0 COSMOS 252
1 03530U 68097A 25347.14782674 .00000331 00000-0 16687-3 0 9999
2 03530 62.3215 249.5578 0998507 17.3558 345.9117 12.88225858681980Epoch: 2025-12-13T03:32Z
TLE epoch observation values (Epoch: 2025-12-13T03:32:52.230Z)
Latitude
0.00004°
Longitude
114.26093°
Altitude
571 km
Speed
7.932 km/s
True Right ascension
16h 38m 13s
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
19:13:12
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
2,074.974 km
Perigee altitude
540.131 km
Semi-major axis
7,685.689 km
Eccentricity
0.09985
Inclination
62.3215°
RAAN
249.5578°
Arg. of periapsis
17.3558°
True anomaly
342.747°
Mean anomaly
345.9117°
Eccentric anomaly
344.37035°
Mean motion
3.22121 °/min
Orbital period
111.76 mins
BSTAR
0.00016687
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Other satellites on launch #97 in the year 1968 (1968-11-01 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 252 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. |
|---|---|---|---|---|---|---|---|
| 13 mins | 2025-12-14 02:22:33.052Z | 352.482° N | 2025-12-14 02:27:33.052Z | 46.799° ENE | 27.644° | 2025-12-14 02:35:33.052Z | 100.314° ESE |
| 18 mins | 2025-12-14 04:16:33.052Z | 321.742° NNW | 2025-12-14 04:23:33.052Z | 235.951° WSW | 44.671° | 2025-12-14 04:34:33.052Z | 152.286° SSE |
| 12 mins | 2025-12-14 06:14:33.052Z | 282.393° WNW | 2025-12-14 06:19:33.052Z | 246.106° WSW | 19.824° | 2025-12-14 06:26:33.052Z | 207.772° SW |
| 6 mins | 2025-12-14 18:48:33.052Z | 172.681° S | 2025-12-14 18:50:33.052Z | 130.45° SE | 29.297° | 2025-12-14 18:54:33.052Z | 53.936° ENE |
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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