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Stellar Occultation by (3246) Bidstrup on 2025-12-17 (23:04:49 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] : dff03df0-ddb8-11f0-547e-fe4e778ffa82 [observed] Occultation Date + Time : 2025-12-17 at 23:04:49 UT +/- 0.0 min [1] Object Designation : (3246) Bidstrup Star Designation : GDR3 3099833173481388160 Star Coordinates (ICRF) : RA = 06 40 00.1754, DE = -07 12 43.434 [2] Star Magnitudes : G = 11.4 mag, RP = 11.19 mag, BP = 11.51 mag Object Magnitude : V = 16.79 mag Estimated Magnitude Drop : 5.4 mag Estimated Max. Duration : 1.1 sec Speed of the shadow : 13.1 km/s Object Mean Diameter : 14.6 km (src: astorb) => apparent = 9 mas Apparent Motion : 0.4767 arcs/min @ PA = 254 deg Horizontal Parallax : 3.8610 arcs Dynamical Class : MBA Elongation to Moon & Sun : 129° (sunlit = 4%), Sun = 146° Cross-track uncertainty : 0.4 mas = 0 km = 0.05 path-width (1-sig) RUWE and duplicate source : 0.95 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#75 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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