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Stellar Occultation by (121747) 1999 XY210 on 2026-10-14 (19:36:11 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] : 29f8df80-d9b5-11f1-43f3-c8085f6fc30d [observed]

 Occultation Date + Time   : 2026-10-14 at 19:36:11 UT +/- 0.03 min  [1]
 Object Designation        : (121747) 1999 XY210
 Star Designation          : GDR3 2542312398019122944
 Star Coordinates (ICRF)   : RA = 00 34 14.0630, DE = -01 54 26.894  [2]
 Star Magnitudes           : G = 12.04 mag, RP = 11.6 mag, BP = 12.31 mag
 Object Magnitude          : V = 19.52 mag
 Estimated Magnitude Drop  : 7.5 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 12.9 km/s
 Object Mean Diameter      : 3.4 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.5050 arcs/min @ PA = 263 deg
 Horizontal Parallax       : 4.1460 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 117° (sunlit = 17%), Sun = 165°
 Cross-track uncertainty   : 10.3 mas = 15 km = 4.66 path-width (1-sig)
 RUWE and duplicate source : 1.15 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL38
 Note                      : FP:true

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


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