SHIJIAN 6 05A (SJ-6 05A), 49961
Orbit data source: Space-Track
SHIJIAN 6 05A (SJ-6 05A), 49961 is a payload satellite owned by CASC (CN) in SSO that was launched on Fri, 10 Dec 2021 UTC via a CHANG ZHENG 4B 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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49961 intel report (Beta)
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Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
SAST
Mission
Operational Defense Sigint
Bus & Motor
FY-1?, Unknown motor
Mass
~1,000 kg wet, ~1,000 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 4.3 m
Radar Cross Section
5.659 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 21 hours ago
TLE from 21 hours ago
0 SHIJIAN 6 05A (SJ-6 05A)
1 49961U 21122A 26272.81629841 .00000563 00000-0 49966-4 0 9997
2 49961 97.4222 236.4077 0001279 353.5861 6.5346 14.99787743264438Epoch: 2026-09-29T19:35Z
TLE epoch observation values (Epoch: 2026-09-29T19:35:28.182Z)
Latitude
-0.00008°
Longitude
-66.03559°
Altitude
569.731 km
Speed
7.577 km/s
True Right ascension
15h 45m 37s
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
09:45:46
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
565.433 km
Perigee altitude
563.657 km
Semi-major axis
6,942.682 km
Eccentricity
0.00013
Inclination
97.4222°
RAAN
236.4077°
Arg. of periapsis
353.5861°
True anomaly
6.53627°
Mean anomaly
6.5346°
Eccentric anomaly
6.53543°
Mean motion
3.75191 °/min
Orbital period
95.95 mins
BSTAR
0.000049966
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Other satellites on launch #122 in the year 2021 (2021-12-10 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.SHIJIAN 6 05A (SJ-6 05A) 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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-09-30 21:20:34.004Z | 143.149° SSE | 2026-09-30 21:23:34.004Z | 77.761° E | 46.256° | 2026-09-30 21:26:34.004Z | 5.448° NNE |
| 6 mins | 2026-10-01 10:35:34.004Z | 10.416° NNE | 2026-10-01 10:38:34.004Z | 243.245° WSW | 84.054° | 2026-10-01 10:41:34.004Z | 195.155° SSW |
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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