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2024-09-21 / UCAC4 531-146554 / (161431) 2003 WG83

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Anna Marciniak O+ CCD M400 PL NTP 22:03:35 22:04:36.790 22:04:37.070 22:05:34 0.03 0.03 0.28 2.2
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#30 : de046080-c355-11ef-5276-7ac2d7a73ef3 [db: observed]

Using prediction de046080-c355-11ef-5276-7ac2d7a73ef3 for map and profile fit

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Event Details
 Occultation UUID [and DB] : de046080-c355-11ef-5276-7ac2d7a73ef3 [observed]

 Occultation Date + Time   : 2024-09-21 at 22:09:21 UT +/- 0.02 min  [1]
 Object Designation        : (161431) 2003 WG83
 Orbit Class               : MBA
 Star Designation          : GDR3 2733619832045613568
 Star Coordinates (ICRF)   : RA = 22 39 34.3278, DE = +16 09 50.541  [2]
 Star Magnitudes           : G = 12.25 mag, RP = 11.48 mag, BP = 12.91 mag
 Object Magnitude          : V = 18.01 mag
 Estimated Magnitude Drop  : 5.8 mag
 Estimated Max. Duration   : 0.4 sec
 Object Mean Diameter      : 3 km  (src: astorb)
 Speed of the shadow       : 7.8 km/s
 Elongation to Moon & Sun  : 65° (sunlit = 80%), Sun = 155°
 Cross-track uncertainty   : 4.7 mas = 4 km = 1.33 path-width (1-sig)
 RUWE and duplicate source : 1.1 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#30

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

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