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Stellar Occultation by (7523) 1991 PF18 on 2024-10-11 (23:55:10 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] : 84143020-ddb5-11f0-547e-99ac6fd7e6bc [observed] Occultation Date + Time : 2024-10-11 at 23:55:10 UT +/- 0.01 min [1] Object Designation : (7523) 1991 PF18 Star Designation : GDR3 2589531062313390848 Star Coordinates (ICRF) : RA = 01 39 36.8767, DE = +16 29 19.808 [2] Star Magnitudes : G = 12.46 mag, RP = 11.93 mag, BP = 12.84 mag Object Magnitude : V = 16.37 mag Estimated Magnitude Drop : 3.9 mag Estimated Max. Duration : 0.8 sec Speed of the shadow : 8.5 km/s Object Mean Diameter : 6.4 km (src: astorb) => apparent = 7 mas Apparent Motion : 0.5550 arcs/min @ PA = 246 deg Horizontal Parallax : 6.9480 arcs Dynamical Class : MBA Elongation to Moon & Sun : 85° (sunlit = 63%), Sun = 169° Cross-track uncertainty : 1.3 mas = 1 km = 0.19 path-width (1-sig) RUWE and duplicate source : 1.0 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#63 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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