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Stellar Occultation by (189755) 2002 AM43 on 2025-12-13 (19:08:18 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] : dacf8740-ddb8-11f0-547e-279abd33c49b [observed] Occultation Date + Time : 2025-12-13 at 19:08:18 UT +/- 0.07 min [1] Object Designation : (189755) 2002 AM43 Star Designation : GDR3 3355828922423319296 Star Coordinates (ICRF) : RA = 06 38 35.9451, DE = +13 50 46.952 [2] Star Magnitudes : G = 13.28 mag, RP = 12.42 mag, BP = 14.04 mag Object Magnitude : V = 19.26 mag Estimated Magnitude Drop : 6.0 mag Estimated Max. Duration : 0.2 sec Speed of the shadow : 9.9 km/s Object Mean Diameter : 2.0 km (src: astorb) => apparent = 2 mas Apparent Motion : 0.6000 arcs/min @ PA = 289 deg Horizontal Parallax : 6.4540 arcs Dynamical Class : MBA Elongation to Moon & Sun : 94° (sunlit = 32%), Sun = 160° Cross-track uncertainty : 5.0 mas = 4 km = 2.47 path-width (1-sig) RUWE and duplicate source : 2.57 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#24 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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