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Stellar Occultation by (45081) 1999 XE44 on 2023-08-21 (22:07:46 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] : 029c60e0-ddb4-11f0-547e-82f2dffaba2c [observed] Occultation Date + Time : 2023-08-21 at 22:07:46 UT +/- 0.03 min [1] Object Designation : (45081) 1999 XE44 Star Designation : GDR3 6877771687912613760 Star Coordinates (ICRF) : RA = 20 10 58.8143, DE = -14 41 37.221 [2] Star Magnitudes : G = 11.07 mag, RP = 10.46 mag, BP = 11.5 mag Object Magnitude : V = 18.04 mag Estimated Magnitude Drop : 7.0 mag Estimated Max. Duration : 0.6 sec Speed of the shadow : 3.9 km/s Object Mean Diameter : 2.4 km (src: astorb) => apparent = 3 mas Apparent Motion : 0.3250 arcs/min @ PA = 263 deg Horizontal Parallax : 8.7870 arcs Dynamical Class : MBA Elongation to Moon & Sun : 92° (sunlit = 26%), Sun = 153° Cross-track uncertainty : 3.0 mas = 2 km = 0.91 path-width (1-sig) RUWE and duplicate source : 1.47 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#43 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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