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Stellar Occultation by (633774) 2009 XE20 on 2024-11-16 (21:59:16 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] : a51bffa0-ddb5-11f0-547e-1f5dfb6f839b [observed] Occultation Date + Time : 2024-11-16 at 21:59:16 UT +/- 0.7 min [1] Object Designation : (633774) 2009 XE20 Star Designation : GDR3 0887938416335897216 Star Coordinates (ICRF) : RA = 07 03 44.4095, DE = +29 44 45.292 [2] Star Magnitudes : G = 10.5 mag, RP = 9.84 mag, BP = 11.01 mag Object Magnitude : V = 20.87 mag Estimated Magnitude Drop : 10.4 mag Estimated Max. Duration : 0.4 sec Speed of the shadow : 5.2 km/s Object Mean Diameter : 2.0 km (src: astorb) => apparent = 1 mas Apparent Motion : 0.2100 arcs/min @ PA = 332 deg Horizontal Parallax : 4.2970 arcs Dynamical Class : MBA Elongation to Moon & Sun : 35° (sunlit = 99%), Sun = 131° Cross-track uncertainty : 55.3 mas = 82 km = 41.04 path-width (1-sig) RUWE and duplicate source : 1.17 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#16 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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