Showing default

GORIZONT 19, 20263

Orbit data source: Space-Track

GORIZONT 19, 20263 is a payload satellite owned by MSvyaz (CIS) in GEO that was launched on Thu, 28 Sep 1989 UTC via a PROTON-K/DM-2 launch vehicle from the Tyuratam Missile And Space Complex (TTMTR). 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.

Not visible in the next 10 days

Iframe embed code

<iframe src="https://www.satcat.com/sats-embedded/20263?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/20263?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

20263, 1989-081A

Orbit

GEO

Country

CIS

Related business

MinSvyazi SSR Soyuzniy Uzel Radioveshchaniya i Radiosvyazi No. 9 (RU)

Manufacturer

NPO PM

Mission

Non-operational Civil Communications

Bus & Motor

GORIZONT, Unknown motor

Mass

2,120 kg wet, ~2,000 kg dry

Launch date (UTC)

1989-09-28 (36 years ago)

Launch vehicle

PROTON-K/DM-2

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl + 2 Pan, 4.8 m

Radar Cross Section

23.870 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 10 hours ago

TLE from 10 hours ago

0 GORIZONT 19
1 20263U 89081A   25294.80374583 -.00000369  00000-0  00000-0 0  9998
2 20263  12.3405 335.0905 0006410 263.1251 195.2896  1.00280709 44955

Epoch: 2025-10-21T19:17Z

TLE epoch observation values (Epoch: 2025-10-21T19:17:23.639Z)

Latitude

12.20777°

Longitude

113.83211°

Altitude

35,809.084 km

Speed

3.073 km/s

True Right ascension

04h 54m 40s

True Declination

12° 11' 45"

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

00:44:21

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

35,812.119 km

Perigee altitude

35,758.066 km

Semi-major axis

42,163.229 km

Eccentricity

0.00064

Inclination

12.3405°

RAAN

335.0905°

Arg. of periapsis

263.1251°

True anomaly

195.27025°

Mean anomaly

195.2896°

Eccentric anomaly

195.27992°

Mean motion

0.25069 °/min

Orbital period

1,436.02 mins

BSTAR

Loading maneuver chart data...

Computing Atmospheric mass density...

Loading historical data...

Other satellites on launch #81 in the year 1989 (1989-09-28 UTC)

SL-12 R/B(2), 20266

SL-12 R/B(AUX MOTOR), 20271 (Decayed)

SL-12 R/B(1), 20264 (Decayed)

SL-12 R/B(AUX MOTOR), 20270 (Decayed)

SL-12 PLAT, 20265 (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

GORIZONT 19 Visibility

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.
GORIZONT 19 is likely not visible in the next few days.

Loading historical data...

20263 neighbors

Authenticating...

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 ascending 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 ascending order

Check out GORIZONT 19, 20263 on other resources

View GORIZONT 19, 20263 on NASA - NSSDCA Website

View GORIZONT 19, 20263 on Heavens-Above

View GORIZONT 19, 20263 on Keep Track

View GORIZONT 19, 20263 on Celestrak

View GORIZONT 19, 20263 on Gunter's Space Page

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

GORIZONT 19, 20263

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: 2025-10-21T19:17:23.639Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #81 in the year 1989 (1989-09-28 UTC)

GORIZONT 19 Visibility

20263 neighbors

Co-orbital & Co-planar RSOs

Check out GORIZONT 19, 20263 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 10 hours ago