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HORIZONS 3E, 43633

Orbit data source: Space-Track

HORIZONS 3E, 43633 is a payload satellite owned by Horizons (US) in GEO that was launched on Tue, 25 Sep 2018 UTC via an ARIANE 5ECA launch vehicle from the French Guiana (FRGUI). 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 URL

https://www.satcat.com/sats-embedded/43633?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

43633, 2018-074B

Orbit

GEO

Country

Unknown / ITSO

Related business

SKY Perfect JSAT Group (JP)

Manufacturer

Boeing/ES

Mission

Operational Commercial Communications

Bus & Motor

BSS-702MP, R-4D?

Mass

6,441 kg wet, ~3,000 kg dry

Launch date (UTC)

2018-09-25 (7 years ago)

Launch vehicle

ARIANE 5ECA

Launch site

French Guiana (FRGUI)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan, 17.5 m

Radar Cross Section

56.564 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 11 hours ago

TLE from 11 hours ago

0 HORIZONS 3E
1 43633U 18074B   25286.85476507  .00000000  00000-0  00000-0 0  9994
2 43633   0.0142 206.4973 0001775  85.1884 207.6737  1.00269783 25873

Epoch: 2025-10-13T20:30Z

TLE epoch observation values (Epoch: 2025-10-13T20:30:51.702Z)

Latitude

-0.03054°

Longitude

168.96615°

Altitude

35,793.256 km

Speed

3.074 km/s

True Right ascension

09h 17m 19s

True Declination

0° 01' 50"

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

01:35:17

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

35,795.711 km

Perigee altitude

35,780.742 km

Semi-major axis

42,166.364 km

Eccentricity

0.00018

Inclination

0.0142°

RAAN

206.4973°

Arg. of periapsis

85.1884°

True anomaly

207.66426°

Mean anomaly

207.6737°

Eccentric anomaly

207.66898°

Mean motion

0.25067 °/min

Orbital period

1,436.18 mins

BSTAR

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Computing Atmospheric mass density...

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Other satellites on launch #74 in the year 2018 (2018-09-25 UTC)

ARIANE 5 DEB (SYLDA), 43635 (Decayed)

AZERSPACE 2/INTELSAT 38, 43632

ARIANE 5 R/B, 43634

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HORIZONS 3E Visibility

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HORIZONS 3E is likely not visible in the next few days.

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43633 neighbors

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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 HORIZONS 3E, 43633 on other resources

View HORIZONS 3E, 43633 on NASA - NSSDCA Website

View HORIZONS 3E, 43633 on Heavens-Above

View HORIZONS 3E, 43633 on Keep Track

View HORIZONS 3E, 43633 on Celestrak

View HORIZONS 3E, 43633 on Gunter's Space Page

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

HORIZONS 3E, 43633

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 11 hours ago

TLE from 11 hours ago

TLE epoch observation values (Epoch: 2025-10-13T20:30:51.702Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #74 in the year 2018 (2018-09-25 UTC)

HORIZONS 3E Visibility

43633 neighbors

Co-orbital & Co-planar RSOs

Check out HORIZONS 3E, 43633 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 11 hours ago