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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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: 8 hours ago
TLE from 8 hours ago
0 COSMOS 252
1 3530U 68097A 26088.10193736 .00000230 00000-0 12430-3 0 9993
2 3530 62.3221 349.2196 1005844 39.0055 327.9269 12.88273951695630Epoch: 2026-03-29T02:26Z
TLE epoch observation values (Epoch: 2026-03-29T02:26:47.387Z)
Latitude
-0.00006°
Longitude
126.00947°
Altitude
679.828 km
Speed
7.819 km/s
True Right ascension
23h 16m 52s
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
15:49:47
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
2,080.402 km
Perigee altitude
534.319 km
Semi-major axis
7,685.498 km
Eccentricity
0.10058
Inclination
62.3221°
RAAN
349.2196°
Arg. of periapsis
39.0055°
True anomaly
321.09709°
Mean anomaly
327.9269°
Eccentric anomaly
324.58744°
Mean motion
3.22133 °/min
Orbital period
111.76 mins
BSTAR
0.0001243
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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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-03-29 19:20:54.681Z | 213.74° SW | 2026-03-29 19:24:54.681Z | 40.223° NE | 43.689° | 2026-03-29 19:27:54.681Z | 35.943° NE |
| 5 mins | 2026-03-30 01:15:54.681Z | 14.804° NNE | 2026-03-30 01:17:54.681Z | 35.661° NE | 14.203° | 2026-03-30 01:20:54.681Z | 61.467° ENE |
| 13 mins | 2026-03-30 03:09:54.681Z | 340.178° N | 2026-03-30 03:13:54.681Z | 41.098° NE | 40.027° | 2026-03-30 03:22:54.681Z | 128.868° SE |
| 13 mins | 2026-03-30 05:04:54.681Z | 296.838° NW | 2026-03-30 05:09:54.681Z | 242.847° WSW | 29.938° | 2026-03-30 05:17:54.681Z | 184.637° SSW |
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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