QZS-2, 42738
Orbit data source: Space-Track
QZS-2, 42738 is a Japanese payload satellite that was launched on Thu, 01 Jun 2017 UTC via an H-IIA 202 launch vehicle from the Tanegashima Space Center (TNSTA). 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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42738 intel report (Beta)
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Identifier
Orbit
Country
JP / JPNRelated business
Manufacturer
MELCO
Mission
Operational Civil Nav/Com
Bus & Motor
DS-2000, LAPS-500?
Mass
4,020 kg wet, 1,802 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 12.7 m
Radar Cross Section
39.598 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 3 days ago
TLE from 3 days ago
0 QZS-2
1 42738U 17028A 26170.47837747 -.00000184 00000-0 00000-0 0 9999
2 42738 39.4240 243.1214 0758837 269.2922 69.3071 1.00283355 7645Epoch: 2026-06-19T11:28Z
TLE epoch observation values (Epoch: 2026-06-19T11:28:51.813Z)
Latitude
-8.3073°
Longitude
153.02136°
Altitude
34,877.599 km
Speed
3.142 km/s
True Right ascension
15h 31m 46s
True Declination
-8° 17' 56"
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
00:33:09
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
38,983.197 km
Perigee altitude
32,584.391 km
Semi-major axis
42,161.931 km
Eccentricity
0.07588
Inclination
39.424°
RAAN
243.1214°
Arg. of periapsis
269.2922°
True anomaly
77.6933°
Mean anomaly
69.3071°
Eccentric anomaly
73.47534°
Mean motion
0.2507 °/min
Orbital period
1,435.95 mins
BSTAR
0
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Other satellites on launch #28 in the year 2017 (2017-06-01 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.QZS-2 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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| QZS-2 is likely not visible in the next few days. |
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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