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2024-08-08 / UCAC4 474-122689 / (55907) 1998 DW27

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Jiri Polak O- VID M300 CZ GPS 00:26:04 00:29:06
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#50 : da7babc0-c351-11ef-5276-83eefdd7ecde [db: observed]

Using prediction da7babc0-c351-11ef-5276-83eefdd7ecde for map and profile fit

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Event Details
 Occultation UUID [and DB] : da7babc0-c351-11ef-5276-83eefdd7ecde [observed]

 Occultation Date + Time   : 2024-08-08 at 00:28:45 UT +/- 0.01 min  [1]
 Object Designation        : (55907) 1998 DW27
 Orbit Class               : MBA
 Star Designation          : GDR3 2699118630339762688
 Star Coordinates (ICRF)   : RA = 21 26 20.5818, DE = +04 44 06.230  [2]
 Star Magnitudes           : G = 12.52 mag, RP = 11.95 mag, BP = 12.92 mag
 Object Magnitude          : V = 18.13 mag
 Estimated Magnitude Drop  : 5.6 mag
 Estimated Max. Duration   : 0.5 sec
 Object Mean Diameter      : 7 km  (src: astorb)
 Speed of the shadow       : 13.8 km/s
 Elongation to Moon & Sun  : 144° (sunlit = 11%), Sun = 159°
 Cross-track uncertainty   : 2.0 mas = 3 km = 0.47 path-width (1-sig)
 RUWE and duplicate source : 0.94 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#50

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

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