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GALILEO 20 (2C6), 43056

Orbit data source: Space-Track

GALILEO 20 (2C6), 43056 is a payload satellite owned by GNSS Agency (ESA) that was launched on Tue, 12 Dec 2017 UTC via an ARIANE 5ES 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 src="https://www.satcat.com/sats-embedded/43056?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

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https://www.satcat.com/sats-embedded/43056?theme=dark&initialShowStats=false

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Identifier

43056, 2017-079B

Orbit

Active

Country

ESA

Related business

European Space Agency (FR)

Manufacturer

OHB

Mission

Operational Civil Navigation

Bus & Motor

GALILEOSAT, AOCS

Mass

715 kg wet, 700 kg dry

Launch date (UTC)

2017-12-12 (8 years ago)

Launch vehicle

ARIANE 5ES

Launch site

French Guiana (FRGUI)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan, 7.3 m

Radar Cross Section

9.223 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 1 day ago

TLE from 1 day ago

0 GALILEO 20 (2C6)
1 43056U 17079B   26070.34766499  .00000037  00000-0  00000+0 0  9994
2 43056  55.1061 224.1960 0001722 313.9776  45.9671  1.70474742 51330

Epoch: 2026-03-11T08:20Z

TLE epoch observation values (Epoch: 2026-03-11T08:20:38.255Z)

Latitude

-0.00002°

Longitude

-69.98502°

Altitude

23,218.825 km

Speed

3.67 km/s

True Right ascension

14h 56m 45s

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

15:45:13

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

23,227.199 km

Perigee altitude

23,217.005 km

Semi-major axis

29,600.239 km

Eccentricity

0.00017

Inclination

55.1061°

RAAN

224.196°

Arg. of periapsis

313.9776°

True anomaly

45.98129°

Mean anomaly

45.9671°

Eccentric anomaly

45.97419°

Mean motion

0.42619 °/min

Orbital period

844.7 mins

BSTAR

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Other satellites on launch #79 in the year 2017 (2017-12-12 UTC)

GALILEO 22 (2C8), 43058

GALILEO 19 (2C5), 43055

ARIANE 5 R/B, 43059

GALILEO 21 (2C7), 43057

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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.

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GALILEO 20 (2C6) 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.
522 mins	2026-03-12 11:26:12.131Z	208.904° SW	2026-03-12 15:19:12.131Z	331.549° NNW	43.711°	2026-03-12 20:08:12.131Z	130.863° SE

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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 GALILEO 20 (2C6), 43056 on other resources

View GALILEO 20 (2C6), 43056 on NASA - NSSDCA Website

View GALILEO 20 (2C6), 43056 on Heavens-Above

View GALILEO 20 (2C6), 43056 on Keep Track

View GALILEO 20 (2C6), 43056 on Celestrak

View GALILEO 20 (2C6), 43056 on Gunter's Space Page

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

GALILEO 20 (2C6), 43056

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 1 day ago

TLE from 1 day ago

TLE epoch observation values (Epoch: 2026-03-11T08:20:38.255Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #79 in the year 2017 (2017-12-12 UTC)

GALILEO 20 (2C6) Visibility forecast

Co-orbital & Co-planar RSOs

Check out GALILEO 20 (2C6), 43056 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 1 day ago