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Stellar Occultation by (25284) 1998 WL2 on 2025-08-15 (22:05:13 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] : 4b190550-ddb7-11f0-547e-026577ffdbd8 [observed]

 Occultation Date + Time   : 2025-08-15 at 22:05:13 UT +/- 0.02 min  [1]
 Object Designation        : (25284) 1998 WL2
 Star Designation          : GDR3 4278210738797167360
 Star Coordinates (ICRF)   : RA = 18 18 36.8761, DE = +03 21 48.314  [2]
 Star Magnitudes           : G = 12.95 mag, RP = 12.3 mag, BP = 13.44 mag
 Object Magnitude          : V = 18.41 mag
 Estimated Magnitude Drop  : 5.5 mag
 Estimated Max. Duration   : 0.6 sec
 Speed of the shadow       : 12.0 km/s
 Object Mean Diameter      : 7.2 km  (src: astorb) => apparent = 4 mas
 Apparent Motion           : 0.4350 arcs/min @ PA = 193 deg
 Horizontal Parallax       : 3.8580 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 126° (sunlit = 53%), Sun = 127°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.07 path-width (1-sig)
 RUWE and duplicate source : 0.92 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL58
 Note                      : FP:true

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


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