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GALILEO 12 (269), 41174

Orbit data source: Space-Track

GALILEO 12 (269), 41174 is a payload satellite owned by GNSS Agency (ESA) that was launched on Thu, 17 Dec 2015 UTC via a SOYUZ-ST-B 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/41174?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/41174?theme=dark&initialShowStats=false

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Identifier

41174, 2015-079A

Orbit

Active

Country

ESA

Related business

European Space Agency (FR)

Manufacturer

OHB

Mission

Operational Civil Navigation

Bus & Motor

GALILEOSAT, AOCS

Mass

733 kg wet, 660 kg dry

Launch date (UTC)

2015-12-17 (10 years ago)

Launch vehicle

SOYUZ-ST-B

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: 3 days ago

TLE from 3 days ago

0 GALILEO 12 (269)
1 41174U 15079A   26089.43649203  .00000043  00000-0  00000-0 0  9992
2 41174  55.7773 103.4201 0005429 325.1139  34.9030  1.70474349 63432

Epoch: 2026-03-30T10:28Z

TLE epoch observation values (Epoch: 2026-03-30T10:28:32.911Z)

Latitude

-0.00004°

Longitude

118.45359°

Altitude

23,209.26 km

Speed

3.671 km/s

True Right ascension

06h 53m 40s

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

02:14:31

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

23,238.193 km

Perigee altitude

23,206.053 km

Semi-major axis

29,600.26 km

Eccentricity

0.00054

Inclination

55.7773°

RAAN

103.4201°

Arg. of periapsis

325.1139°

True anomaly

34.93862°

Mean anomaly

34.903°

Eccentric anomaly

34.92081°

Mean motion

0.42619 °/min

Orbital period

844.7 mins

BSTAR

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Other satellites on launch #79 in the year 2015 (2015-12-17 UTC)

GALILEO 11 (268), 41175

FREGAT R/B, 41176

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GALILEO 12 (269) 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.
339 mins	2026-04-02 21:59:12.600Z	146.322° SSE	2026-04-03 00:45:12.600Z	84.673° E	39.093°	2026-04-03 03:38:12.600Z	48.455° 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 GALILEO 12 (269), 41174 on other resources

View GALILEO 12 (269), 41174 on NASA - NSSDCA Website

View GALILEO 12 (269), 41174 on Heavens-Above

View GALILEO 12 (269), 41174 on Keep Track

View GALILEO 12 (269), 41174 on Celestrak

View GALILEO 12 (269), 41174 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 12 (269), 41174

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 3 days ago

TLE from 3 days ago

TLE epoch observation values (Epoch: 2026-03-30T10:28:32.911Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #79 in the year 2015 (2015-12-17 UTC)

GALILEO 12 (269) Visibility forecast

Co-orbital & Co-planar RSOs

Check out GALILEO 12 (269), 41174 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 3 days ago