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: 15 hours ago
TLE from 15 hours ago
0 COSMOS 252
1 03530U 68097A 26178.21803163 .00000163 00000-0 97599-4 0 9992
2 03530 62.3169 127.7102 1010732 57.2645 312.1721 12.88302385707240Epoch: 2026-06-27T05:13Z
TLE epoch observation values (Epoch: 2026-06-27T05:13:57.932Z)
Latitude
-0.00001°
Longitude
133.88346°
Altitude
836.01 km
Speed
7.661 km/s
True Right ascension
08h 30m 50s
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
07:43:20
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
2,084.034 km
Perigee altitude
530.461 km
Semi-major axis
7,685.385 km
Eccentricity
0.10107
Inclination
62.3169°
RAAN
127.7102°
Arg. of periapsis
57.2645°
True anomaly
302.8378°
Mean anomaly
312.1721°
Eccentric anomaly
307.58284°
Mean motion
3.2214 °/min
Orbital period
111.75 mins
BSTAR
0.000097599
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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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-06-27 22:07:59.166Z | 186.301° SSW | 2026-06-27 22:10:59.166Z | 126.833° SE | 32.517° | 2026-06-27 22:13:59.166Z | 55.31° ENE |
| 9 mins | 2026-06-28 05:56:59.166Z | 1.42° NNE | 2026-06-28 05:59:59.166Z | 52.508° ENE | 28.509° | 2026-06-28 06:05:59.166Z | 109.394° ESE |
| 12 mins | 2026-06-28 07:50:59.166Z | 305.563° NW | 2026-06-28 07:54:59.166Z | 247.006° WSW | 36.773° | 2026-06-28 08:02:59.166Z | 168.719° 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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