TELSTAR 18V, 43611
Orbit data source: Space-Track
TELSTAR 18V, 43611 is a payload satellite owned by Telesat/Skynet (CA) in GEO that was launched on Mon, 10 Sep 2018 UTC via an FALCON 9 launch vehicle from the Air Force Eastern Test Range (AFETR). 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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43611 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CARelated business
Manufacturer
Maxar SSL
Mission
Operational Commercial Communications
Bus & Motor
LS-1300, R-4D
Mass
7,060 kg wet, ~2,000 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 13.1 m
Radar Cross Section
120.644 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 12 hours ago
TLE from 12 hours ago
0 TELSTAR 18V
1 43611U 18069A 25261.18863983 -.00000314 00000-0 00000-0 0 9990
2 43611 0.0217 247.9260 0001912 294.7045 20.6496 1.00270849 25905Epoch: 2025-09-18T04:31Z
TLE epoch observation values (Epoch: 2025-09-18T04:31:38.481Z)
Latitude
0.00111°
Longitude
138.02558°
Altitude
35,778.778 km
Speed
3.075 km/s
True Right ascension
13h 33m 09s
True Declination
0° 00' 04"
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
08:54:03
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
35,795.99 km
Perigee altitude
35,779.866 km
Semi-major axis
42,166.065 km
Eccentricity
0.00019
Inclination
0.0217°
RAAN
247.926°
Arg. of periapsis
294.7045°
True anomaly
20.65733°
Mean anomaly
20.6496°
Eccentric anomaly
20.65346°
Mean motion
0.25067 °/min
Orbital period
1,436.16 mins
BSTAR
0
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Other satellites on launch #69 in the year 2018 (2018-09-10 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.TELSTAR 18V Visibility
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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. |
|---|---|---|---|---|---|---|---|
| TELSTAR 18V is likely not visible in the next few days. |
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43611 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
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 |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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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 |
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