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Stellar Occultation by (271330) 2003 WS41 on 2025-09-24 (01:10:30 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] : 71253470-ddb8-11f0-547e-a18cff7fa3c7 [observed]

 Occultation Date + Time   : 2025-09-24 at 01:10:30 UT +/- 0.02 min  [1]
 Object Designation        : (271330) 2003 WS41
 Star Designation          : GDR3 2849533165344366208
 Star Coordinates (ICRF)   : RA = 00 16 12.3891, DE = +24 57 25.636  [2]
 Star Magnitudes           : G = 13.31 mag, RP = 12.52 mag, BP = 13.98 mag
 Object Magnitude          : V = 20.44 mag
 Estimated Magnitude Drop  : 7.1 mag
 Estimated Max. Duration   : 0.2 sec
 Speed of the shadow       : 14.3 km/s
 Object Mean Diameter      : 3.3 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.4517 arcs/min @ PA = 249 deg
 Horizontal Parallax       : 3.3570 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 159° (sunlit = 5%), Sun = 155°
 Cross-track uncertainty   : 2.7 mas = 5 km = 1.55 path-width (1-sig)
 RUWE and duplicate source : 1.05 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#31
 Note                      : FP:true

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


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