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Stellar Occultation by (523686) 2014 DB143 on 2025-08-24 (22:04:47 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] : bf7690d0-d296-11ee-7567-ba5b7bffbf6f [cetnos] Occultation Date + Time : 2025-08-24 at 22:04:47 UT +/- 9.32 min [1] Object Designation : (523686) 2014 DB143 Star Designation : GDR3 4260130816271278720 Star Coordinates (ICRF) : RA = 18 42 13.2493, DE = -01 35 29.638 [2] Star Magnitudes : G = 15.24 mag, RP = 14.4 mag, BP = 15.97 mag Object Magnitude : V = 22.39 mag Estimated Magnitude Drop : 7.2 mag Estimated Max. Duration : 3.6 sec Speed of the shadow : 14.3 km/s Object Mean Diameter : 51.2 km (src: CORA+astorb) => apparent = 4 mas Apparent Motion : 0.0600 arcs/min @ PA = 233 deg Horizontal Parallax : 0.4470 arcs Dynamical Class : CEN Elongation to Moon & Sun : 108° (sunlit = 3%), Sun = 126° Cross-track uncertainty : 119.3 mas = 1702 km = 33.25 path-width (1-sig) RUWE and duplicate source : 0.9 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#8 (24-02-23) [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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