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Stellar Occultation by (250845) 2005 UK190 on 2026-10-02 (19:18:58 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] : e4134430-d9b2-11f1-43f3-5c5ffbf6f408 [observed]

 Occultation Date + Time   : 2026-10-02 at 19:18:58 UT +/- 0.07 min  [1]
 Object Designation        : (250845) 2005 UK190
 Star Designation          : GDR3 2561823682826187008
 Star Coordinates (ICRF)   : RA = 01 32 56.8795, DE = +05 03 32.089  [2]
 Star Magnitudes           : G = 13.3 mag, RP = 12.81 mag, BP = 13.63 mag
 Object Magnitude          : V = 20.05 mag
 Estimated Magnitude Drop  : 6.8 mag
 Estimated Max. Duration   : 0.2 sec
 Speed of the shadow       : 11.3 km/s
 Object Mean Diameter      : 2.3 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.4883 arcs/min @ PA = 255 deg
 Horizontal Parallax       : 4.5890 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 67° (sunlit = 59%), Sun = 166°
 Cross-track uncertainty   : 24.3 mas = 33 km = 14.68 path-width (1-sig)
 RUWE and duplicate source : 0.91 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL26
 Note                      : FP:true

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


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