YAOGAN-33 03, 57797
Orbit data source: Space-Track
YAOGAN-33 03, 57797 is a payload satellite owned by PLA SSF (CN) in SSO that was launched on Wed, 06 Sep 2023 UTC via a CHANG ZHENG 4C 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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57797 intel report (Beta)
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Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
SAST
Mission
Operational Defense Radar Imaging
Bus & Motor
JB-9, Unknown motor
Mass
1,040 kg wet, 1,040 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, Unknown HBR
Radar Cross Section
4.795 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 22 hours ago
TLE from 22 hours ago
0 YAOGAN-33 03
1 57797U 23136A 26172.51538541 .00000268 00000-0 67245-4 0 9994
2 57797 98.1954 96.7763 0007887 163.9723 196.1728 14.58729172148566Epoch: 2026-06-21T12:22Z
TLE epoch observation values (Epoch: 2026-06-21T12:22:09.299Z)
Latitude
0.00004°
Longitude
1.523°
Altitude
705.625 km
Speed
7.5 km/s
True Right ascension
06h 27m 06s
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
21:23:59
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
699.941 km
Perigee altitude
688.785 km
Semi-major axis
7,072.5 km
Eccentricity
0.00079
Inclination
98.1954°
RAAN
96.7763°
Arg. of periapsis
163.9723°
True anomaly
196.14765°
Mean anomaly
196.1728°
Eccentric anomaly
196.16022°
Mean motion
3.64908 °/min
Orbital period
98.65 mins
BSTAR
0.000067245
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Other satellites on launch #136 in the year 2023 (2023-09-06 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.YAOGAN-33 03 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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-06-22 18:07:59.862Z | 126.525° SE | 2026-06-22 18:11:59.862Z | 67.258° ENE | 25.561° | 2026-06-22 18:14:59.862Z | 17.316° NNE |
| 6 mins | 2026-06-22 19:46:59.862Z | 218.364° SW | 2026-06-22 19:49:59.862Z | 275.175° WNW | 24.912° | 2026-06-22 19:52:59.862Z | 319.295° NNW |
| 8 mins | 2026-06-23 07:44:59.862Z | 17.826° NNE | 2026-06-23 07:48:59.862Z | 143.712° SSE | 43.38° | 2026-06-23 07:52:59.862Z | 187.987° 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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