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Stellar Occultation by (243) Ida on 2025-10-05 (02:51:41 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] : 82616fb0-ddb8-11f0-547e-23aaafef9657 [observed] Occultation Date + Time : 2025-10-05 at 02:51:41 UT +/- 0.01 min [1] Object Designation : (243) Ida Star Designation : GDR3 3382756000845715456 Star Coordinates (ICRF) : RA = 06 33 22.0800, DE = +24 22 23.553 [2] Star Magnitudes : G = 14.92 mag, RP = 14.42 mag, BP = 15.25 mag Object Magnitude : V = 15.27 mag Estimated Magnitude Drop : 0.9 mag Estimated Max. Duration : 1.9 sec Speed of the shadow : 14.5 km/s Object Mean Diameter : 28.0 km (src: astorb) => apparent = 16 mas Apparent Motion : 0.4850 arcs/min @ PA = 92 deg Horizontal Parallax : 3.5590 arcs Dynamical Class : MBA Elongation to Moon & Sun : 113° (sunlit = 94%), Sun = 95° Cross-track uncertainty : 0.4 mas = 0 km = 0.03 path-width (1-sig) RUWE and duplicate source : 1.09 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#189 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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