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COSMOS 1743, 16719

Orbit data source: Space-Track

COSMOS 1743, 16719 is a payload satellite owned by GRU (CIS) in LEO that was launched on Thu, 15 May 1986 UTC via a TSIKLON-3 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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<iframe src="https://www.satcat.com/sats-embedded/16719?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/16719?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

16719, 1986-034A

Orbit

LEO

Country

CIS

Related business

Main Directorate of the General Staff of the Armed Forces of the Russian Federation (GRU_ (RU)

Manufacturer

Yuzhnoe

Mission

Defense Sigint

Bus & Motor

TSELINA-D, Unknown motor

Mass

1,750 kg wet, 1,750 kg dry

Launch date (UTC)

1986-05-15 (40 years ago)

Launch vehicle

TSIKLON-3

Launch site

Plesetsk Missile And Space Complex (PKMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl + 2 Pan, 6.5 m

Radar Cross Section

8.068 m², Large (>1 m²)

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

TLE from 4 days ago

0 COSMOS 1743
1 16719U 86034A   26154.98642417  .00046451  00000-0  45836-3 0  9993
2 16719  82.5276 342.7560 0003516 335.3214  24.7877 15.65721268193729

Epoch: 2026-06-03T23:40Z

TLE epoch observation values (Epoch: 2026-06-03T23:40:27.048Z)

Latitude

0.00001°

Longitude

95.20613°

Altitude

372.161 km

Speed

7.688 km/s

True Right ascension

22h 51m 01s

True Declination

0° 00' 00"

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

11:39:49

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

370.445 km

Perigee altitude

365.701 km

Semi-major axis

6,746.21 km

Eccentricity

0.00035

Inclination

82.5276°

RAAN

342.756°

Arg. of periapsis

335.3214°

True anomaly

24.8046°

Mean anomaly

24.7877°

Eccentric anomaly

24.79615°

Mean motion

3.917 °/min

Orbital period

91.91 mins

BSTAR

0.00045836

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Other satellites on launch #34 in the year 1986 (1986-05-15 UTC)

SL-14 R/B, 16720

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COSMOS 1743 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.
5 mins	2026-06-08 12:41:28.372Z	179.628° S	2026-06-08 12:44:28.372Z	38.611° NE	40.14°	2026-06-08 12:46:28.372Z	12.846° NNE

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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 1743, 16719 on other resources

View COSMOS 1743, 16719 on NASA - NSSDCA Website

View COSMOS 1743, 16719 on Heavens-Above

View COSMOS 1743, 16719 on Keep Track

View COSMOS 1743, 16719 on Celestrak

View COSMOS 1743, 16719 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 1743, 16719

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: 2026-06-03T23:40:27.048Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #34 in the year 1986 (1986-05-15 UTC)

COSMOS 1743 Visibility forecast

Co-orbital & Co-planar RSOs

Check out COSMOS 1743, 16719 on other resources

Documentation

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