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: 23 hours ago
TLE from 23 hours ago
0 SJ-11-07
1 40261U 14059A 26172.47437248 .00000487 00000-0 10217-3 0 9992
2 40261 97.9935 241.6407 0011681 131.5702 228.6504 14.63742606625545Epoch: 2026-06-21T11:23Z
TLE epoch observation values (Epoch: 2026-06-21T11:23:05.782Z)
Latitude
-0.00002°
Longitude
161.19249°
Altitude
689.566 km
Speed
7.509 km/s
True Right ascension
16h 06m 33s
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
21:34:51
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
686.424 km
Perigee altitude
669.94 km
Semi-major axis
7,056.319 km
Eccentricity
0.00117
Inclination
97.9935°
RAAN
241.6407°
Arg. of periapsis
131.5702°
True anomaly
228.55001°
Mean anomaly
228.6504°
Eccentric anomaly
228.6002°
Mean motion
3.66164 °/min
Orbital period
98.32 mins
BSTAR
0.00010217
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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 | 2026-06-22 17:28:49.772Z | 13.669° NNE | 2026-06-22 17:32:49.772Z | 35.128° NE | 44.483° | 2026-06-22 17:36:49.772Z | 191.965° SSW |
| 7 mins | 2026-06-23 04:31:49.772Z | 159.763° S | 2026-06-23 04:34:49.772Z | 117.657° SE | 43.879° | 2026-06-23 04:38:49.772Z | 351.066° N |
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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