YAOGAN-39 01B, 57728
Orbit data source: Space-Track
YAOGAN-39 01B, 57728 is a payload satellite owned by PLA GAD (CN) in LEO that was launched on Thu, 31 Aug 2023 UTC via a CHANG ZHENG 2D launch vehicle from the Xichang Space Center, China (XSC). Payloads include a variety of satellites, spacecraft, and rockets 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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YAOGAN-39 01B details
| Identifier | |
| Orbit | LEO |
| Last TLE update | 9 hours ago |
| Origin | |
| Manufacturer | SAST |
| Mission status | Operational |
| Mission | Defense Sigint |
| Bus & Motor | Unknown |
| Mass | ~300 kg wet, ~300 kg dry |
| Launch date (UTC) | |
| Launch vehicle | |
| Launch site | |
| Object type | Payload Rocket body Debris |
| Radar Cross Section | Large (>1 m²) |
Expand to show TLE details & history
TLE from 9 hours ago
0 YAOGAN-39 01B
1 57728U 23130B 24251.69321393 .00031863 00000-0 13185-2 0 9999
2 57728 34.9953 240.7267 0005007 13.4969 346.5879 15.22990322 56958Epoch: 2024-09-07T16:38Z
Definitive object data (Epoch: 2024-09-07T16:38:13.683Z)
| Latitude | -0.00001° |
| Longitude | 3.92194° |
| Altitude | 492.386 km |
| Speed | 7.623 km/s |
| True Right ascension | 16h 02m 54s |
| True Declination | 0° 00' 00" |
| Sunlit | Object was in daylight at TLE epoch |
Predictive object data (real-time)
| Latitude | -3.24462° |
| Longitude | -3.16409° |
| Altitude | 492.962 km |
| Speed | 7.622 km/s |
| Apparent Right ascension | 12h 33m 10s |
| Apparent Declination | -45° 24' 20" |
| Sunlit | Object is in daylight |
Predictive observer data (real-time)
| Local Sidereal Time | 18:13:11 |
| Azimuth | 230.07° WSW |
| Elevation | -24.205° |
| Doppler factor | 1 |
Orbital elements
| Apogee | 503.522 km |
| Perigee | 496.634 km |
| Semi-major axis | 6,878.215 km |
| Eccentricity | 0.0005007 |
| Inclination | 34.9953° |
| RAAN | 240.7267° |
| Arg. of periapsis | 13.4969° |
| True anomaly | 346.57458° |
| Mean anomaly | 346.5879° |
| Eccentric anomaly | 346.58124° |
| Mean motion | 3.80478 °/min |
| BSTAR | 0.0013185 |
| Period | 94.62 mins |
No data available
Other satellites on launch #130 in the year 2023 (2023-08-31 UTC)
| YAOGAN-39 01A, 57727 |
| YAOGAN-39 01B, 57728 |
| CZ-2D R/B, 57729 (Decayed) |
| CZ-2D DEB, 57730 (Decayed) |
| YAOGAN-39 01C, 57731 |
YAOGAN-39 01B Visibility forecast
Observer location: 39.9160978°, -105.1181434
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. |
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