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Stellar Occultation by (19545) 1999 JY33 on 2026-10-14 (20:00:48 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] : 886224b0-d9b4-11f1-43f3-5012fb7e743e [observed]

 Occultation Date + Time   : 2026-10-14 at 20:00:48 UT +/- 0.0 min  [1]
 Object Designation        : (19545) 1999 JY33
 Star Designation          : GDR3 4087546905642068224
 Star Coordinates (ICRF)   : RA = 19 07 44.8262, DE = -17 28 29.268  [2]
 Star Magnitudes           : G = 13.79 mag, RP = 13.03 mag, BP = 14.42 mag
 Object Magnitude          : V = 17.88 mag
 Estimated Magnitude Drop  : 4.1 mag
 Estimated Max. Duration   : 0.2 sec
 Speed of the shadow       : 22.8 km/s
 Object Mean Diameter      : 5.5 km  (src: astorb) => apparent = 4 mas
 Apparent Motion           : 1.0967 arcs/min @ PA = 84 deg
 Horizontal Parallax       : 5.1100 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 38° (sunlit = 17%), Sun = 85°
 Cross-track uncertainty   : 0.4 mas = 0 km = 0.09 path-width (1-sig)
 RUWE and duplicate source : 1.01 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL64
 Note                      : FP:true

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


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