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
CYL + TRUSS, 1.1 m
Radar Cross Section
Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 12 hours ago
TLE from 12 hours ago
0 COSMOS 252
1 03530U 68097A 26298.99042056 .00000035 00000-0 52203-4 0 9997
2 03530 62.3163 190.7606 1013771 81.6941 289.7539 12.88335915722809Epoch: 2026-10-25T23:46Z
TLE epoch observation values (Epoch: 2026-10-25T23:46:12.336Z)
Latitude
0.00005°
Longitude
159.83489°
Altitude
1,119.651 km
Speed
7.383 km/s
True Right ascension
12h 43m 02s
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
07:12:28
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
2,086.223 km
Perigee altitude
528.006 km
Semi-major axis
7,685.252 km
Eccentricity
0.10138
Inclination
62.3163°
RAAN
190.7606°
Arg. of periapsis
81.6941°
True anomaly
278.40726°
Mean anomaly
289.7539°
Eccentric anomaly
284.12094°
Mean motion
3.22148 °/min
Orbital period
111.75 mins
BSTAR
0.000052203
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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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2026-10-26 18:31:27.386Z | 198.79° SSW | 2026-10-26 18:36:27.386Z | 98.136° ESE | 53.627° | 2026-10-26 18:39:27.386Z | 46.989° ENE |
| 7 mins | 2026-10-27 02:21:27.386Z | 356.053° N | 2026-10-27 02:24:27.386Z | 52.747° ENE | 29.855° | 2026-10-27 02:28:27.386Z | 105.679° ESE |
| 9 mins | 2026-10-27 04:16:27.386Z | 294.503° NW | 2026-10-27 04:19:27.386Z | 241.851° WSW | 35.081° | 2026-10-27 04:25:27.386Z | 175.921° 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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