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Stellar Occultation by (32438) Wonyonghan on 2024-10-06 (01:24:23 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] : 82ab0330-ddb5-11f0-547e-d649fbd966f6 [observed]

 Occultation Date + Time   : 2024-10-06 at 01:24:23 UT +/- 0.0 min  [1]
 Object Designation        : (32438) Wonyonghan
 Star Designation          : GDR3 3381940369376170880
 Star Coordinates (ICRF)   : RA = 06 52 49.1924, DE = +25 32 46.697  [2]
 Star Magnitudes           : G = 12.92 mag, RP = 12.46 mag, BP = 13.21 mag
 Object Magnitude          : V = 18.81 mag
 Estimated Magnitude Drop  : 5.9 mag
 Estimated Max. Duration   : 0.5 sec
 Speed of the shadow       : 15.9 km/s
 Object Mean Diameter      : 7.1 km  (src: astorb) => apparent = 4 mas
 Apparent Motion           : 0.4950 arcs/min @ PA = 106 deg
 Horizontal Parallax       : 3.3140 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 127° (sunlit = 9%), Sun = 91°
 Cross-track uncertainty   : 0.7 mas = 1 km = 0.19 path-width (1-sig)
 RUWE and duplicate source : 1.14 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#47
 Note                      : FP:true

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


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