BEIDOU IGSO-7, 43539
Orbit data source: Space-Track
BEIDOU IGSO-7, 43539 is a payload satellite owned by CNSA (CN) that was launched on Mon, 09 Jul 2018 UTC via a CHANG ZHENG 3A launch vehicle from the Xichang Space Center, China (XSC). 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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43539 intel report (Beta)
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Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
CAST
Mission
Operational Defense Navigation
Bus & Motor
DFH-3, FY-25
Mass
2,300 kg wet, 1,300 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 9.0 m
Radar Cross Section
13.998 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 BEIDOU IGSO-7
1 43539U 18057A 26171.91802064 -.00000023 00000-0 00000+0 0 9997
2 43539 55.1960 163.0240 0104976 238.0113 308.2121 1.00249965 29164Epoch: 2026-06-20T22:01Z
TLE epoch observation values (Epoch: 2026-06-20T22:01:56.983Z)
Latitude
-4.39417°
Longitude
106.46225°
Altitude
35,522.667 km
Speed
3.094 km/s
True Right ascension
23h 04m 18s
True Declination
-4° 23' 23"
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
23:07:34
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
36,235.42 km
Perigee altitude
35,350.034 km
Semi-major axis
42,170.864 km
Eccentricity
0.0105
Inclination
55.196°
RAAN
163.024°
Arg. of periapsis
238.0113°
True anomaly
307.25923°
Mean anomaly
308.2121°
Eccentric anomaly
307.73644°
Mean motion
0.25063 °/min
Orbital period
1,436.41 mins
BSTAR
0
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Other satellites on launch #57 in the year 2018 (2018-07-09 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.BEIDOU IGSO-7 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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| BEIDOU IGSO-7 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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