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Stellar Occultation by (38563) 1999 VW140 on 2022-12-17 (19:42:34 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] : 3b140e60-ddb3-11f0-547e-bb92b7fed9df [observed]

 Occultation Date + Time   : 2022-12-17 at 19:42:34 UT +/- 0.05 min  [1]
 Object Designation        : (38563) 1999 VW140
 Star Designation          : GDR3 3382609314828899712
 Star Coordinates (ICRF)   : RA = 06 29 59.1604, DE = +23 33 04.977  [2]
 Star Magnitudes           : G = 12.38 mag, RP = 11.63 mag, BP = 13.0 mag
 Object Magnitude          : V = 20.25 mag
 Estimated Magnitude Drop  : 7.9 mag
 Estimated Max. Duration   : 0.2 sec
 Speed of the shadow       : 15.2 km/s
 Object Mean Diameter      : 3.3 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.4833 arcs/min @ PA = 273 deg
 Horizontal Parallax       : 3.3880 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 96° (sunlit = 36%), Sun = 169°
 Cross-track uncertainty   : 20.0 mas = 37 km = 11.41 path-width (1-sig)
 RUWE and duplicate source : 1.09 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#37
 Note                      : FP:true

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


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