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Stellar Occultation by (30399) 2000 KF42 on 2023-09-24 (18:34:43 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] : 136eb6c0-ddb4-11f0-547e-1b427ef79840 [observed] Occultation Date + Time : 2023-09-24 at 18:34:43 UT +/- 0.0 min [1] Object Designation : (30399) 2000 KF42 Star Designation : GDR3 4208337260188347136 Star Coordinates (ICRF) : RA = 19 26 48.0951, DE = -06 26 33.015 [2] Star Magnitudes : G = 13.88 mag, RP = 12.96 mag, BP = 14.75 mag Object Magnitude : V = 17.9 mag Estimated Magnitude Drop : 4.1 mag Estimated Max. Duration : 0.4 sec Speed of the shadow : 12.5 km/s Object Mean Diameter : 5.1 km (src: astorb) => apparent = 5 mas Apparent Motion : 0.6650 arcs/min @ PA = 126 deg Horizontal Parallax : 5.6590 arcs Dynamical Class : MBA Elongation to Moon & Sun : 21° (sunlit = 72%), Sun = 110° Cross-track uncertainty : 0.3 mas = 0 km = 0.07 path-width (1-sig) RUWE and duplicate source : 1.07 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#57 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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