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Stellar Occultation by (116329) 2003 YZ73 on 2025-10-06 (04:23:14 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] : 8449dec0-ddb8-11f0-547e-73d9ffbe3ee3 [observed] Occultation Date + Time : 2025-10-06 at 04:23:14 UT +/- 0.2 min [1] Object Designation : (116329) 2003 YZ73 Star Designation : GDR3 0063750719268324096 Star Coordinates (ICRF) : RA = 03 50 26.5356, DE = +21 53 00.369 [2] Star Magnitudes : G = 13.99 mag, RP = 12.91 mag, BP = 15.16 mag Object Magnitude : V = 20.64 mag Estimated Magnitude Drop : 6.7 mag Estimated Max. Duration : 0.7 sec Speed of the shadow : 3.9 km/s Object Mean Diameter : 2.6 km (src: astorb) => apparent = 2 mas Apparent Motion : 0.1400 arcs/min @ PA = 278 deg Horizontal Parallax : 3.7990 arcs Dynamical Class : MBA Elongation to Moon & Sun : 60° (sunlit = 99%), Sun = 133° Cross-track uncertainty : 20.0 mas = 33 km = 12.91 path-width (1-sig) RUWE and duplicate source : 1.25 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#32 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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