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Stellar Occultation by (44485) 1998 WZ17 on 2025-12-10 (22:16:05 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] : d61581a0-ddb8-11f0-547e-b8bbff539abc [observed]

 Occultation Date + Time   : 2025-12-10 at 22:16:05 UT +/- 0.01 min  [1]
 Object Designation        : (44485) 1998 WZ17
 Star Designation          : GDR3 3441016819897967744
 Star Coordinates (ICRF)   : RA = 05 40 05.6261, DE = +26 15 42.751  [2]
 Star Magnitudes           : G = 13.97 mag, RP = 13.42 mag, BP = 14.34 mag
 Object Magnitude          : V = 17.48 mag
 Estimated Magnitude Drop  : 3.6 mag
 Estimated Max. Duration   : 0.6 sec
 Speed of the shadow       : 11.5 km/s
 Object Mean Diameter      : 6.3 km  (src: astorb) => apparent = 5 mas
 Apparent Motion           : 0.5300 arcs/min @ PA = 261 deg
 Horizontal Parallax       : 4.8950 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 73° (sunlit = 60%), Sun = 173°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.06 path-width (1-sig)
 RUWE and duplicate source : 1.05 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL57
 Note                      : FP:true

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


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