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COSMOS 2518, 42719

Orbit data source: Space-Track

COSMOS 2518, 42719 is a payload satellite owned by VVKO VKS (CIS) in HEO that was launched on Thu, 25 May 2017 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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https://www.satcat.com/sats-embedded/42719?theme=dark&initialShowStats=false

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Identifier

42719, 2017-027A

Orbit

HEO

Country

CIS

Related business

Russian Space Forces (RU)

Manufacturer

RKKE/KOMET

Mission

Operational Defense Early Warn

Bus & Motor

14F142 EKS, Unknown motor

Mass

2,550 kg wet, ~2,000 kg dry

Launch date (UTC)

2017-05-25 (9 years ago)

Launch vehicle

SOYUZ-2-1B

Launch site

Plesetsk Missile And Space Complex (PKMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan, 5.0 m

Radar Cross Section

14.304 m², Large (>1 m²)

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

TLE from 4 days ago

0 COSMOS 2518
1 42719U 17027A   26169.58832400 -.00000915  00000-0  00000-0 0  9990
2 42719  63.0418 248.2258 6972171 273.6932  15.9874  2.00826700 66431

Epoch: 2026-06-18T14:07Z

TLE epoch observation values (Epoch: 2026-06-18T14:07:11.193Z)

Latitude

-0.00028°

Longitude

129.60182°

Altitude

6,711.749 km

Speed

6.774 km/s

True Right ascension

16h 32m 54s

True Declination

0° 00' 01"

Sunlit

Object was in daylight 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

21:43:24

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

38,659.722 km

Perigee altitude

1,656.6 km

Semi-major axis

26,536.298 km

Eccentricity

0.69722

Inclination

63.0418°

RAAN

248.2258°

Arg. of periapsis

273.6932°

True anomaly

86.69161°

Mean anomaly

15.9874°

Eccentric anomaly

43.47068°

Mean motion

0.50209 °/min

Orbital period

717 mins

BSTAR

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Other satellites on launch #27 in the year 2017 (2017-05-25 UTC)

FREGAT R/B, 42720

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COSMOS 2518 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.
87 mins	2026-06-22 10:41:21.069Z	57.94° ENE	2026-06-22 10:41:21.069Z	57.94° ENE	27.507°	2026-06-22 12:08:21.069Z	86.413° E
366 mins	2026-06-22 16:00:21.069Z	325.089° NNW	2026-06-22 19:10:21.069Z	330.536° NNW	18.931°	2026-06-22 22:06:21.069Z	321.153° NNW
524 mins	2026-06-23 01:57:21.069Z	94.684° ESE	2026-06-23 05:21:21.069Z	38.476° NE	30.945°	2026-06-23 10:41:21.069Z	59.164° ENE

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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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Check out COSMOS 2518, 42719 on other resources

View COSMOS 2518, 42719 on NASA - NSSDCA Website

View COSMOS 2518, 42719 on Heavens-Above

View COSMOS 2518, 42719 on Keep Track

View COSMOS 2518, 42719 on Celestrak

View COSMOS 2518, 42719 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 2518, 42719

Orbit data source: Space-Track

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

TLE from 4 days ago

TLE epoch observation values (Epoch: 2026-06-18T14:07:11.193Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #27 in the year 2017 (2017-05-25 UTC)

COSMOS 2518 Visibility forecast

Co-orbital & Co-planar RSOs

Check out COSMOS 2518, 42719 on other resources

Documentation

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