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: 10 hours ago

TLE from 10 hours ago

0 COSMOS 2506
1 40699U 15029A   26053.20643497 -.00000019  00000-0  57581-5 0  9998
2 40699  98.0634  98.2943 0007856 143.7456 216.4275 14.54340724566177

Epoch: 2026-02-22T04:57Z

TLE epoch observation values (Epoch: 2026-02-22T04:57:15.981Z)

Latitude

-0.00003°

Longitude

-128.14028°

Altitude

718.972 km

Speed

7.494 km/s

True Right ascension

06h 33m 10s

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

18:15:31

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

714.156 km

Perigee altitude

703.022 km

Semi-major axis

7,086.726 km

Eccentricity

0.00079

Inclination

98.0634°

RAAN

98.2943°

Arg. of periapsis

143.7456°

True anomaly

216.37409°

Mean anomaly

216.4275°

Eccentric anomaly

216.40079°

Mean motion

3.6381 °/min

Orbital period

98.95 mins

BSTAR

0.0000057581

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.
9 mins	2026-02-22 15:25:51.388Z	23.169° NE	2026-02-22 15:29:51.388Z	78.109° E	37.846°	2026-02-22 15:34:51.388Z	176.997° S
7 mins	2026-02-23 02:33:51.388Z	141.301° SSE	2026-02-23 02:36:51.388Z	59.81° ENE	38.901°	2026-02-23 02:40:51.388Z	357.837° N
4 mins	2026-02-23 14:35:51.388Z	66.961° ENE	2026-02-23 14:37:51.388Z	95.344° ESE	15.049°	2026-02-23 14:39:51.388Z	122.319° SE

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: 10 hours ago

TLE from 10 hours ago

TLE epoch observation values (Epoch: 2026-02-22T04:57:15.981Z)

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: 10 hours ago