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Stellar Occultation by (359910) 2011 WD102 on 2026-10-23 (22:22:11 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] : 98bd4ec0-d9b4-11f1-43f3-cde876f9cdaf [observed]

 Occultation Date + Time   : 2026-10-23 at 22:22:11 UT +/- 0.04 min  [1]
 Object Designation        : (359910) 2011 WD102
 Star Designation          : GDR3 0179871207429903744
 Star Coordinates (ICRF)   : RA = 04 27 16.2347, DE = +39 48 55.177  [2]
 Star Magnitudes           : G = 13.43 mag, RP = 12.8 mag, BP = 13.89 mag
 Object Magnitude          : V = 19.91 mag
 Estimated Magnitude Drop  : 6.5 mag
 Estimated Max. Duration   : 0.4 sec
 Speed of the shadow       : 8.3 km/s
 Object Mean Diameter      : 3.3 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.3183 arcs/min @ PA = 247 deg
 Horizontal Parallax       : 4.0790 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 70° (sunlit = 94%), Sun = 136°
 Cross-track uncertainty   : 4.0 mas = 6 km = 1.90 path-width (1-sig)
 RUWE and duplicate source : 1.0 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL34
 Note                      : FP:true

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


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