PUJIANG 2 (PJ-2), 52151
Orbit data source: Space-Track
PUJIANG 2 (PJ-2), 52151 is a payload satellite owned by SAST (CN) in SSO that was launched on Tue, 29 Mar 2022 UTC via a CHANG ZHENG 6A launch vehicle from the Taiyaun Space Center, China (TSC). 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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52151 intel report (Beta)
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Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
SAST/SISE
Mission
Operational Amateur Technology
Bus & Motor
PJ, Unknown motor
Mass
2,000 kg wet, ~2,000 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 3.8 m
Radar Cross Section
20.131 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 22 hours ago
TLE from 22 hours ago
0 PUJIANG 2 (PJ-2)
1 52151U 22031B 26172.52603891 .00000517 00000-0 53519-4 0 9994
2 52151 97.8614 358.0716 0011657 181.4003 178.7186 14.94318621230448Epoch: 2026-06-21T12:37Z
TLE epoch observation values (Epoch: 2026-06-21T12:37:29.761Z)
Latitude
-0.00006°
Longitude
-101.02744°
Altitude
595.647 km
Speed
7.558 km/s
True Right ascension
23h 52m 17s
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
21:23:45
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
589.621 km
Perigee altitude
573.396 km
Semi-major axis
6,959.646 km
Eccentricity
0.00117
Inclination
97.8614°
RAAN
358.0716°
Arg. of periapsis
181.4003°
True anomaly
178.72158°
Mean anomaly
178.7186°
Eccentric anomaly
178.72009°
Mean motion
3.7382 °/min
Orbital period
96.3 mins
BSTAR
0.000053519
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Other satellites on launch #31 in the year 2022 (2022-03-29 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.PUJIANG 2 (PJ-2) 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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-06-22 11:17:45.567Z | 91.62° ESE | 2026-06-22 11:19:45.567Z | 58.888° ENE | 14.943° | 2026-06-22 11:21:45.567Z | 29.676° NE |
| 6 mins | 2026-06-22 12:51:45.567Z | 197.747° SSW | 2026-06-22 12:54:45.567Z | 275.812° WNW | 33.342° | 2026-06-22 12:57:45.567Z | 329.891° NNW |
| 5 mins | 2026-06-23 00:34:45.567Z | 56.042° ENE | 2026-06-23 00:36:45.567Z | 100.318° ESE | 24.038° | 2026-06-23 00:39:45.567Z | 152.067° SSE |
| 5 mins | 2026-06-23 02:09:45.567Z | 331.433° NNW | 2026-06-23 02:11:45.567Z | 293.871° NW | 21.076° | 2026-06-23 02:14:45.567Z | 242.397° WSW |
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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