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: 9 hours ago
TLE from 9 hours ago
0 COSMOS 252
1 03530U 68097A 26132.57802832 -.00000097 00000-0 61388-5 0 9998
2 03530 62.3187 239.9017 1008170 48.0234 320.2303 12.88288484701362Epoch: 2026-05-12T13:52Z
TLE epoch observation values (Epoch: 2026-05-12T13:52:21.646Z)
Latitude
-0.00005°
Longitude
161.46109°
Altitude
750.251 km
Speed
7.747 km/s
True Right ascension
15h 59m 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
06:48:02
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
2,082.126 km
Perigee altitude
532.48 km
Semi-major axis
7,685.44 km
Eccentricity
0.10082
Inclination
62.3187°
RAAN
239.9017°
Arg. of periapsis
48.0234°
True anomaly
312.07906°
Mean anomaly
320.2303°
Eccentric anomaly
316.23474°
Mean motion
3.22137 °/min
Orbital period
111.75 mins
BSTAR
0.0000061388
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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 | 2026-05-13 08:37:42.189Z | 190.399° SSW | 2026-05-13 08:41:42.189Z | 99.197° ESE | 32.324° | 2026-05-13 08:44:42.189Z | 49.977° ENE |
| 10 mins | 2026-05-13 16:26:42.189Z | 353.988° N | 2026-05-13 16:30:42.189Z | 57.816° ENE | 30.903° | 2026-05-13 16:36:42.189Z | 110.876° ESE |
| 13 mins | 2026-05-13 18:20:42.189Z | 308.023° NW | 2026-05-13 18:25:42.189Z | 242.95° WSW | 37.157° | 2026-05-13 18:33:42.189Z | 170.457° S |
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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