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Stellar Occultation by (50142) 2000 AY129 on 2025-12-03 (00:24:47 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] : cc415500-ddb8-11f0-547e-b51aff961fe4 [observed] Occultation Date + Time : 2025-12-03 at 00:24:47 UT +/- 0.01 min [1] Object Designation : (50142) 2000 AY129 Star Designation : GDR3 3400539604991095040 Star Coordinates (ICRF) : RA = 05 24 33.9655, DE = +18 02 27.949 [2] Star Magnitudes : G = 11.04 mag, RP = 9.98 mag, BP = 12.19 mag Object Magnitude : V = 18.62 mag Estimated Magnitude Drop : 7.6 mag Estimated Max. Duration : 0.3 sec Speed of the shadow : 11.5 km/s Object Mean Diameter : 3.5 km (src: astorb) => apparent = 3 mas Apparent Motion : 0.5583 arcs/min @ PA = 265 deg Horizontal Parallax : 5.1670 arcs Dynamical Class : MBA Elongation to Moon & Sun : 39° (sunlit = 94%), Sun = 168° Cross-track uncertainty : 0.7 mas = 0 km = 0.25 path-width (1-sig) RUWE and duplicate source : 1.03 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#47 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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