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Stellar Occultation by (2444) Lederle on 2023-10-19 (22:50:41 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] : 2d375c60-ddb4-11f0-547e-3acaefee4fea [observed] Occultation Date + Time : 2023-10-19 at 22:50:41 UT +/- 0.0 min [1] Object Designation : (2444) Lederle Star Designation : GDR3 0886507054057999488 Star Coordinates (ICRF) : RA = 07 12 56.3939, DE = +30 07 34.464 [2] Star Magnitudes : G = 13.32 mag, RP = 12.79 mag, BP = 13.68 mag Object Magnitude : V = 16.44 mag Estimated Magnitude Drop : 3.2 mag Estimated Max. Duration : 1.2 sec Speed of the shadow : 12.1 km/s Object Mean Diameter : 14.2 km (src: astorb) => apparent = 10 mas Apparent Motion : 0.5033 arcs/min @ PA = 107 deg Horizontal Parallax : 4.4130 arcs Dynamical Class : MBA Elongation to Moon & Sun : 162° (sunlit = 27%), Sun = 100° Cross-track uncertainty : 0.3 mas = 0 km = 0.03 path-width (1-sig) RUWE and duplicate source : 1.05 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#64 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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