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Stellar Occultation by (26583) 2000 EF109 on 2025-08-14 (00:11:07 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] : 3d03d3a0-ddb7-11f0-547e-c445dfb7ab61 [observed] Occultation Date + Time : 2025-08-14 at 00:11:07 UT +/- 0.01 min [1] Object Designation : (26583) 2000 EF109 Star Designation : GDR3 2719336626244980992 Star Coordinates (ICRF) : RA = 22 43 58.4500, DE = +11 35 49.243 [2] Star Magnitudes : G = 10.02 mag, RP = 9.3 mag, BP = 10.61 mag Object Magnitude : V = 18.48 mag Estimated Magnitude Drop : 8.5 mag Estimated Max. Duration : 0.6 sec Speed of the shadow : 10.4 km/s Object Mean Diameter : 6.6 km (src: astorb) => apparent = 4 mas Apparent Motion : 0.3817 arcs/min @ PA = 264 deg Horizontal Parallax : 3.8890 arcs Dynamical Class : MBA Elongation to Moon & Sun : 38° (sunlit = 74%), Sun = 149° Cross-track uncertainty : 1.0 mas = 1 km = 0.25 path-width (1-sig) RUWE and duplicate source : 1.13 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#55 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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