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Stellar Occultation by (6254) 1993 UM3 on 2023-06-14 (23:38:16 UT)

CTU: Cross-track uncertainty (zero means: use the nominal prediction value, see event details below). Offsets and CTU all in mas.


Event Details
 Occultation UUID [and db] : 6ea561f0-c335-11ef-5276-9163dfefab99 [observed]

 Occultation Date + Time   : 2023-06-14 at 23:38:16 UT +/- 0.0 min  [1]
 Object Designation        : (6254) 1993 UM3
 Star Designation          : GDR3 4251425334273003008
 Star Coordinates (ICRF)   : RA = 18 45 03.9965, DE = -09 13 02.670  [2]
 Star Magnitudes           : G = 13.78 mag, RP = 12.4 mag, BP = 16.11 mag
 Object Magnitude          : V = 16.67 mag
 Estimated Magnitude Drop  : 3.0 mag
 Estimated Max. Duration   : 1.1 sec
 Object Mean Diameter      : 10.9 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 10.1 km/s
 Elongation to Moon & Sun  : 123° (sunlit = 11%), Sun = 158°
 Cross-track uncertainty   : 0.4 mas = 0 km = 0.05 path-width (1-sig)
 RUWE and duplicate source : 1.03 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#65

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


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