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Stellar Occultation by (2263) Shaanxi on 2025-10-11 (23:43:10 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] : 8bd4deb0-ddb8-11f0-547e-4b9ffef267fe [observed]

 Occultation Date + Time   : 2025-10-11 at 23:43:10 UT +/- 0.0 min  [1]
 Object Designation        : (2263) Shaanxi
 Star Designation          : GDR3 0019610614515110144
 Star Coordinates (ICRF)   : RA = 02 34 15.7994, DE = +07 48 18.115  [2]
 Star Magnitudes           : G = 11.47 mag, RP = 10.96 mag, BP = 11.81 mag
 Object Magnitude          : V = 15.35 mag
 Estimated Magnitude Drop  : 3.9 mag
 Estimated Max. Duration   : 2.1 sec
 Speed of the shadow       : 10.1 km/s
 Object Mean Diameter      : 20.7 km  (src: astorb) => apparent = 16 mas
 Apparent Motion           : 0.4767 arcs/min @ PA = 267 deg
 Horizontal Parallax       : 5.0220 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 49° (sunlit = 70%), Sun = 159°
 Cross-track uncertainty   : 1.0 mas = 1 km = 0.06 path-width (1-sig)
 RUWE and duplicate source : 0.96 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#77
 Note                      : FP:true

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


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