SJ-11-07, 40261
Orbit data source: Space-Track
SJ-11-07, 40261 is a payload satellite owned by CNSA (CN) in SSO that was launched on Sun, 28 Sep 2014 UTC via a CHANG ZHENG 2C launch vehicle from the Jiuquan Satellite Launch Center, China (JSC). 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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40261 intel report (Beta)
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Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
DFH
Mission
Operational Defense Early Warn
Bus & Motor
CAST-2000?, Unknown motor
Mass
~300 kg wet, ~300 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 1.5 m
Radar Cross Section
2.045 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 7 hours ago
TLE from 7 hours ago
0 SJ-11-07
1 40261U 14059A 26061.93361411 .00000535 00000-0 11180-3 0 9992
2 40261 98.0051 134.3541 0011833 121.8814 238.3542 14.63614591609372Epoch: 2026-03-02T22:24Z
TLE epoch observation values (Epoch: 2026-03-02T22:24:24.259Z)
Latitude
0.00003°
Longitude
-2.4669°
Altitude
688.914 km
Speed
7.51 km/s
True Right ascension
08h 57m 24s
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
09:33:28
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
686.945 km
Perigee altitude
670.244 km
Semi-major axis
7,056.731 km
Eccentricity
0.00118
Inclination
98.0051°
RAAN
134.3541°
Arg. of periapsis
121.8814°
True anomaly
238.23886°
Mean anomaly
238.3542°
Eccentric anomaly
238.29652°
Mean motion
3.66132 °/min
Orbital period
98.33 mins
BSTAR
0.0001118
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Other satellites on launch #59 in the year 2014 (2014-09-28 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.SJ-11-07 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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2026-03-03 17:01:50.887Z | 32.064° NE | 2026-03-03 17:05:50.887Z | 100.649° ESE | 30.679° | 2026-03-03 17:09:50.887Z | 164.336° S |
| 5 mins | 2026-03-03 18:40:50.887Z | 326.912° NNW | 2026-03-03 18:42:50.887Z | 293.35° NW | 20.02° | 2026-03-03 18:45:50.887Z | 248.419° W |
| 6 mins | 2026-03-04 04:05:50.887Z | 117.629° SE | 2026-03-04 04:07:50.887Z | 75.505° E | 29.234° | 2026-03-04 04:11:50.887Z | 7.993° NNE |
| 6 mins | 2026-03-04 05:42:50.887Z | 224.127° SW | 2026-03-04 05:45:50.887Z | 273.986° WNW | 20.577° | 2026-03-04 05:48:50.887Z | 315.798° NNW |
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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