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Stellar Occultation by (426244) 2012 PB18 on 2025-10-18 (22:41:14 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] : 93cbbfd0-ddb8-11f0-547e-fbd3d3df74a3 [observed]

 Occultation Date + Time   : 2025-10-18 at 22:41:14 UT +/- 0.3 min  [1]
 Object Designation        : (426244) 2012 PB18
 Star Designation          : GDR3 3436688107041570048
 Star Coordinates (ICRF)   : RA = 06 10 39.0011, DE = +28 55 16.962  [2]
 Star Magnitudes           : G = 13.13 mag, RP = 12.08 mag, BP = 14.28 mag
 Object Magnitude          : V = 21.18 mag
 Estimated Magnitude Drop  : 8.0 mag
 Estimated Max. Duration   : 0.5 sec
 Speed of the shadow       : 4.5 km/s
 Object Mean Diameter      : 2.3 km  (src: astorb) => apparent = 1 mas
 Apparent Motion           : 0.1500 arcs/min @ PA = 103 deg
 Horizontal Parallax       : 3.5720 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 85° (sunlit = 6%), Sun = 113°
 Cross-track uncertainty   : 27.7 mas = 49 km = 21.50 path-width (1-sig)
 RUWE and duplicate source : 1.17 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#32
 Note                      : FP:true

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


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