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Stellar Occultation by (18500) 1996 NX3 on 2025-11-23 (03:16:58 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] : c1af2f90-ddb8-11f0-547e-55d18e7b6398 [observed]

 Occultation Date + Time   : 2025-11-23 at 03:16:58 UT +/- 0.01 min  [1]
 Object Designation        : (18500) 1996 NX3
 Star Designation          : GDR3 0156728858488206080
 Star Coordinates (ICRF)   : RA = 04 58 46.2744, DE = +29 50 36.336  [2]
 Star Magnitudes           : G = 7.65 mag, RP = 7.46 mag, BP = 7.74 mag
 Object Magnitude          : V = 17.81 mag
 Estimated Magnitude Drop  : 10.2 mag
 Estimated Max. Duration   : 0.4 sec
 Speed of the shadow       : 9.5 km/s
 Object Mean Diameter      : 3.7 km  (src: astorb) => apparent = 4 mas
 Apparent Motion           : 0.5867 arcs/min @ PA = 264 deg
 Horizontal Parallax       : 6.5280 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 164° (sunlit = 7%), Sun = 163°
 Cross-track uncertainty   : 0.8 mas = 0 km = 0.21 path-width (1-sig)
 RUWE and duplicate source : 1.01 mas, dup.src = 1  (0:false, 1:true)

 Ephemeris Reference       : JPL#57
 Note                      : FP:true

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


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