GALILEO 17 (26D), 41861
Orbit data source: Space-Track
GALILEO 17 (26D), 41861 is a payload satellite owned by GNSS Agency (ESA) that was launched on Thu, 17 Nov 2016 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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41861 intel report (Beta)
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Identifier
Orbit
Country
ESARelated business
Manufacturer
OHB
Mission
Operational Civil Navigation
Bus & Motor
GALILEOSAT, AOCS
Mass
738 kg wet, 700 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 7.3 m
Radar Cross Section
9.223 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 GALILEO 17 (26D)
1 41861U 16069C 26254.78070778 .00000014 00000-0 00000-0 0 9990
2 41861 55.5548 98.6915 0002106 331.8261 28.2534 1.70474325 60996Epoch: 2026-09-11T18:44Z
TLE epoch observation values (Epoch: 2026-09-11T18:44:13.152Z)
Latitude
-0.0001°
Longitude
-173.15321°
Altitude
23,216.936 km
Speed
3.67 km/s
True Right ascension
06h 34m 48s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
07:55:44
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
23,228.367 km
Perigee altitude
23,215.9 km
Semi-major axis
29,600.271 km
Eccentricity
0.00021
Inclination
55.5548°
RAAN
98.6915°
Arg. of periapsis
331.8261°
True anomaly
28.26483°
Mean anomaly
28.2534°
Eccentric anomaly
28.25911°
Mean motion
0.42619 °/min
Orbital period
844.7 mins
BSTAR
0
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Other satellites on launch #69 in the year 2016 (2016-11-17 UTC)
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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.GALILEO 17 (26D) 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. |
|---|---|---|---|---|---|---|---|
| 174 mins | 2026-09-13 15:25:40.544Z | 60.622° ENE | 2026-09-13 15:25:40.544Z | 60.622° ENE | 63.323° | 2026-09-13 18:19:40.544Z | 63.297° ENE |
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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