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Stellar Occultation by (15487) 1999 CC63 on 2023-04-10 (01:41:14 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] : 88560a70-ddb3-11f0-547e-a2d4aff7c570 [observed] Occultation Date + Time : 2023-04-10 at 01:41:14 UT +/- 0.01 min [1] Object Designation : (15487) 1999 CC63 Star Designation : GDR3 4093980075138422144 Star Coordinates (ICRF) : RA = 18 14 58.2598, DE = -20 35 06.827 [2] Star Magnitudes : G = 12.12 mag, RP = 11.55 mag, BP = 12.49 mag Object Magnitude : V = 18.16 mag Estimated Magnitude Drop : 6.0 mag Estimated Max. Duration : 0.8 sec Speed of the shadow : 10.1 km/s Object Mean Diameter : 8.2 km (src: astorb) => apparent = 5 mas Apparent Motion : 0.3583 arcs/min @ PA = 74 deg Horizontal Parallax : 3.7750 arcs Dynamical Class : MBA Elongation to Moon & Sun : 27° (sunlit = 84%), Sun = 106° Cross-track uncertainty : 0.3 mas = 0 km = 0.06 path-width (1-sig) RUWE and duplicate source : 0.82 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#61 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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