COSMOS 2506, 40699
Orbit data source: Space-Track
COSMOS 2506, 40699 is a payload satellite owned by VVKO VKS (CIS) in SSO that was launched on Tue, 23 Jun 2015 UTC via a SOYUZ-2-1B launch vehicle from the Plesetsk Missile And Space Complex (PKMTR). 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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40699 intel report (Beta)
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Identifier
Orbit
Country
CISRelated business
Manufacturer
TsSKB-Progress
Mission
Operational Defense Imaging
Bus & Motor
PERSONA-1, 11D428
Mass
~7,000 kg wet, ~7,000 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Cyl + 2 Pan, 3.1 m
Radar Cross Section
16.222 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 23 hours ago
TLE from 23 hours ago
0 COSMOS 2506
1 40699U 15029A 26172.50431390 .00000388 00000-0 10133-3 0 9998
2 40699 98.0458 213.1674 0008059 133.8182 226.3683 14.54388423583510Epoch: 2026-06-21T12:06Z
TLE epoch observation values (Epoch: 2026-06-21T12:06:12.720Z)
Latitude
-0.00005°
Longitude
121.91077°
Altitude
718.279 km
Speed
7.494 km/s
True Right ascension
14h 12m 40s
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
21:47:53
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
714.144 km
Perigee altitude
702.722 km
Semi-major axis
7,086.57 km
Eccentricity
0.00081
Inclination
98.0458°
RAAN
213.1674°
Arg. of periapsis
133.8182°
True anomaly
226.3015°
Mean anomaly
226.3683°
Eccentric anomaly
226.3349°
Mean motion
3.63822 °/min
Orbital period
98.95 mins
BSTAR
0.00010133
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Other satellites on launch #29 in the year 2015 (2015-06-23 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 2506 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 | 2026-06-22 15:05:49.875Z | 28.608° NE | 2026-06-22 15:09:49.875Z | 92.526° ESE | 33.847° | 2026-06-22 15:13:49.875Z | 166.546° S |
| 5 mins | 2026-06-22 16:45:49.875Z | 322.947° NNW | 2026-06-22 16:47:49.875Z | 290.777° WNW | 18.841° | 2026-06-22 16:50:49.875Z | 249.994° W |
| 6 mins | 2026-06-23 02:13:49.875Z | 129.67° SE | 2026-06-23 02:16:49.875Z | 54.209° ENE | 33.848° | 2026-06-23 02:19:49.875Z | 5.88° NNE |
| 4 mins | 2026-06-23 03:52:49.875Z | 241.909° WSW | 2026-06-23 03:54:49.875Z | 273.269° WNW | 17.625° | 2026-06-23 03:56:49.875Z | 301.802° NW |
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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