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2025-09-02 / Other Other J183200.37-070018.8 / (1379) Lomonosowa

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Yves Argentin O- VID M305 FR GPS 19:51:04 :: :: 19:52:03
UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km | More

1 observation found in db: sodis

Available (probably) matching predictions (click on the link to switch):
JPL#72 : 5f0d34a0-ddb7-11f0-547e-627bfafb83b7 [db: observed]

Using prediction 5f0d34a0-ddb7-11f0-547e-627bfafb83b7 for map and profile fit

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Map with groundtrack and observer stations

Event Details
 Occultation UUID [and DB] : 5f0d34a0-ddb7-11f0-547e-627bfafb83b7 [observed]

 Occultation Date + Time   : 2025-09-02 at 19:58:31 UT +/- 0.01 min  [1]
 Object Designation        : (1379) Lomonosowa
 Orbit Class               : MBA
 Star Designation          : GDR3 4159845670682350336
 Star Coordinates (ICRF)   : RA = 18 32 00.3659, DE = -07 00 18.797  [2]
 Star Magnitudes           : G = 10.23 mag, RP = 8.69 mag, BP = 14.24 mag
 Object Magnitude          : V = 15.29 mag
 Estimated Magnitude Drop  : 5.1 mag
 Estimated Max. Duration   : 2.1 sec
 Object Mean Diameter      : 21.0 km  (src: astorb)
 Speed of the shadow       : 9.8 km/s
 Elongation to Moon & Sun  : 21° (sunlit = 74%), Sun = 116°
 Cross-track uncertainty   : 0.8 mas = 1 km = 0.05 path-width (1-sig)
 RUWE and duplicate source : 1.09 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#72
 Note                      : FP:true

 
 [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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