JCSAT 16, 41729
Orbit data source: Space-Track
JCSAT 16, 41729 is a payload satellite owned by Sky Perfect JSAT (JP) in GEO that was launched on Sun, 14 Aug 2016 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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41729 intel report (Beta)
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Identifier
Orbit
Country
JP / JPNRelated business
Manufacturer
SS/Loral (MDA)
Mission
Operational Commercial Communications
Bus & Motor
LS-1300, R-4D
Mass
~4,600 kg wet, ~2,500 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 13.5 m
Radar Cross Section
26.964 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 20 hours ago
TLE from 20 hours ago
0 JCSAT 16
1 41729U 16050A 26131.69142245 .00000000 00000-0 00000-0 0 9991
2 41729 0.0150 277.8036 0000868 177.4852 167.0480 1.00267206 35705Epoch: 2026-05-11T16:35Z
TLE epoch observation values (Epoch: 2026-05-11T16:35:38.899Z)
Latitude
-0.00697°
Longitude
143.93784°
Altitude
35,790.937 km
Speed
3.074 km/s
True Right ascension
17h 29m 18s
True Declination
0° 00' 25"
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
21:13:16
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
35,792.609 km
Perigee altitude
35,785.289 km
Semi-major axis
42,167.086 km
Eccentricity
0.00009
Inclination
0.015°
RAAN
277.8036°
Arg. of periapsis
177.4852°
True anomaly
167.05023°
Mean anomaly
167.048°
Eccentric anomaly
167.04911°
Mean motion
0.25066 °/min
Orbital period
1,436.22 mins
BSTAR
0
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Other satellites on launch #50 in the year 2016 (2016-08-14 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.JCSAT 16 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. |
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| JCSAT 16 is likely not visible in the next few days. |
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41729 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 descending 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 descending order |
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