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Stellar Occultation by (51306) 2000 KL59 on 2023-09-09 (19:37:30 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] : 035e5150-ddb4-11f0-547e-3478d5df7755 [observed] Occultation Date + Time : 2023-09-09 at 19:37:30 UT +/- 0.02 min [1] Object Designation : (51306) 2000 KL59 Star Designation : GDR3 4093117581392119168 Star Coordinates (ICRF) : RA = 18 29 57.2323, DE = -18 50 43.557 [2] Star Magnitudes : G = 13.0 mag, RP = 11.56 mag, BP = 15.69 mag Object Magnitude : V = 20.31 mag Estimated Magnitude Drop : 7.3 mag Estimated Max. Duration : 0.5 sec Speed of the shadow : 6.8 km/s Object Mean Diameter : 3.6 km (src: astorb) => apparent = 2 mas Apparent Motion : 0.2183 arcs/min @ PA = 100 deg Horizontal Parallax : 3.4400 arcs Dynamical Class : MBA Elongation to Moon & Sun : 164° (sunlit = 23%), Sun = 110° Cross-track uncertainty : 0.8 mas = 1 km = 0.41 path-width (1-sig) RUWE and duplicate source : 0.93 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#47 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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