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Stellar Occultation by (666077) 2009 WM168 on 2025-11-15 (23:15:37 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] : b7a61040-ddb8-11f0-547e-219c13f75065 [observed] Occultation Date + Time : 2025-11-15 at 23:15:37 UT +/- 0.26 min [1] Object Designation : (666077) 2009 WM168 Star Designation : GDR3 3379761584006650880 Star Coordinates (ICRF) : RA = 06 40 09.3743, DE = +23 18 38.649 [2] Star Magnitudes : G = 10.77 mag, RP = 9.98 mag, BP = 11.44 mag Object Magnitude : V = 21.86 mag Estimated Magnitude Drop : 11.1 mag Estimated Max. Duration : 0.3 sec Speed of the shadow : 5.7 km/s Object Mean Diameter : 1.60 km (src: astorb) => apparent = 1 mas Apparent Motion : 0.1967 arcs/min @ PA = 295 deg Horizontal Parallax : 3.6400 arcs Dynamical Class : Elongation to Moon & Sun : 88° (sunlit = 16%), Sun = 135° Cross-track uncertainty : 22.0 mas = 38 km = 24.09 path-width (1-sig) RUWE and duplicate source : 1.25 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#37 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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