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2023-09-24 / UCAC4 484-004280 / (30768) 1983 YK

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Stefan Meister O- VID M500 CH GPS 22:30:59 22:31:59
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 : bd2cb43b-3138-4f5d-8570-85fc3e96ee63 [db: observed]

Using prediction bd2cb43b-3138-4f5d-8570-85fc3e96ee63 for map and profile fit

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Event Details
 Occultation UUID [and DB] : bd2cb43b-3138-4f5d-8570-85fc3e96ee63 [observed]

 Occultation Date + Time   : 2023-09-24 at 22:35:29 UT +/- 0.11 min  [1]
 Object Designation        : (30768) 1983 YK
 Orbit Class               : MBA
 Star Designation          : GDR3 0007380819694445440
 Star Coordinates (ICRF)   : RA = 03 07 05.0768, DE = +06 38 52.473  [2]
 Star Magnitudes           : G = 15.29 mag, RP = 14.54 mag, BP = 15.89 mag
 Object Magnitude          : V = 18.19 mag
 Estimated Magnitude Drop  : 3.0 mag
 Estimated Max. Duration   : 1.3 sec
 Object Mean Diameter      : 9 km  (src: astorb)
 Speed of the shadow       : 7.2 km/s
 Elongation to Moon & Sun  : 105° (sunlit = 73%), Sun = 134°
 Cross-track uncertainty   : 3.3 mas = 5 km = 0.65 path-width (1-sig)
 RUWE and duplicate source : 1.02 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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