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Stellar Occultation by (108494) 2001 KA64 on 2025-10-08 (23:14:45 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] : 8803d980-ddb8-11f0-547e-81fbf7ef2755 [observed] Occultation Date + Time : 2025-10-08 at 23:14:45 UT +/- 0.04 min [1] Object Designation : (108494) 2001 KA64 Star Designation : GDR3 0063100014542107136 Star Coordinates (ICRF) : RA = 03 46 38.9748, DE = +20 05 34.973 [2] Star Magnitudes : G = 13.18 mag, RP = 12.42 mag, BP = 13.79 mag Object Magnitude : V = 19.41 mag Estimated Magnitude Drop : 6.2 mag Estimated Max. Duration : 0.5 sec Speed of the shadow : 6.2 km/s Object Mean Diameter : 2.9 km (src: astorb) => apparent = 2 mas Apparent Motion : 0.2967 arcs/min @ PA = 297 deg Horizontal Parallax : 5.1020 arcs Dynamical Class : MBA Elongation to Moon & Sun : 18° (sunlit = 95%), Sun = 137° Cross-track uncertainty : 4.0 mas = 5 km = 1.72 path-width (1-sig) RUWE and duplicate source : 0.98 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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