Showing default

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.

Loading next visibility...

Iframe embed code

<iframe src="https://www.satcat.com/sats-embedded/40699?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/40699?theme=dark&initialShowStats=false

Optional Secondary NORAD IDs

Max 10 NORAD IDs; Separated by commas

Initial load time (optional)

ISO8601 Format

TLE date request (optional)

ISO8601 Format

Identifier

40699, 2015-029A

Orbit

SSO

Country

CIS

Related business

Russian Space Forces (RU)

Manufacturer

TsSKB-Progress

Mission

Operational Defense Imaging

Bus & Motor

PERSONA-1, 11D428

Mass

~7,000 kg wet, ~7,000 kg dry

Launch date (UTC)

2015-06-23 (11 years ago)

Launch vehicle

SOYUZ-2-1B

Launch site

Plesetsk Missile And Space Complex (PKMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl + 2 Pan, 3.1 m

Radar Cross Section

16.222 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 4 hours ago

TLE from 4 hours ago

0 COSMOS 2506
1 40699U 15029A   26106.93907007 -.00000087  00000-0 -10420-4 0  9993
2 40699  98.0535 150.0633 0007071 357.1738   2.9418 14.54364612573989

Epoch: 2026-04-16T22:32Z

TLE epoch observation values (Epoch: 2026-04-16T22:32:15.654Z)

Latitude

-0.00003°

Longitude

-33.08135°

Altitude

709.403 km

Speed

7.504 km/s

True Right ascension

10h 00m 15s

True Declination

0° 00' 00"

Sunlit

Object was in full shadow at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

09:40:56

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

713.522 km

Perigee altitude

703.5 km

Semi-major axis

7,086.648 km

Eccentricity

0.00071

Inclination

98.0535°

RAAN

150.0633°

Arg. of periapsis

357.1738°

True anomaly

2.94596°

Mean anomaly

2.9418°

Eccentric anomaly

2.94388°

Mean motion

3.63816 °/min

Orbital period

98.95 mins

BSTAR

-0.00001042

Loading maneuver chart data...

Computing Atmospheric mass density...

Loading historical data...

Other satellites on launch #29 in the year 2015 (2015-06-23 UTC)

COSMOS 2506 DEB, 47212

SL-4 R/B, 40700 (Decayed)

Did you know?

You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.

Click here to try in Sandbox

COSMOS 2506 Visibility forecast

Loading observer location...
Set Observer location

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	2026-04-17 03:36:21.880Z	205.766° SW	2026-04-17 03:40:21.880Z	269.649° W	26.121°	2026-04-17 03:43:21.880Z	317.931° NNW
7 mins	2026-04-17 15:38:21.880Z	17.748° NNE	2026-04-17 15:41:21.880Z	92.913° ESE	44.433°	2026-04-17 15:45:21.880Z	188.649° SSW
7 mins	2026-04-18 02:44:21.880Z	160.232° S	2026-04-18 02:47:21.880Z	116.012° SE	44.192°	2026-04-18 02:51:21.880Z	350.573° N

Items per page:

1–3 of 3 items

of 1 page

Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

Please sign-in to view Co-orbital & Co-planar RSOs.

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

CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

Authenticating...

Click to sort rows by Secondary header in ascending order	Click to sort rows by Secondary name header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Owner header in ascending order	Click to sort rows by Obj. Type header in ascending order	Click to sort rows by Miss dist. header in ascending order	Click to sort rows by Rel. speed header in ascending order	Click to sort rows by Apr. angle header in ascending order	Click to sort rows by TCA header in descending order

Check out COSMOS 2506, 40699 on other resources

View COSMOS 2506, 40699 on NASA - NSSDCA Website

View COSMOS 2506, 40699 on Heavens-Above

View COSMOS 2506, 40699 on Keep Track

View COSMOS 2506, 40699 on Celestrak

View COSMOS 2506, 40699 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

COSMOS 2506, 40699

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 4 hours ago

TLE from 4 hours ago

TLE epoch observation values (Epoch: 2026-04-16T22:32:15.654Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #29 in the year 2015 (2015-06-23 UTC)

COSMOS 2506 Visibility forecast

Co-orbital & Co-planar RSOs

Check out COSMOS 2506, 40699 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 4 hours ago