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Stellar Occultation by (19412) 1998 FC24 on 2023-05-21 (21:23:57 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] : 9cd25580-ddb3-11f0-547e-98e8f6df516b [observed] Occultation Date + Time : 2023-05-21 at 21:23:57 UT +/- 0.0 min [1] Object Designation : (19412) 1998 FC24 Star Designation : GDR3 3869176680795341696 Star Coordinates (ICRF) : RA = 10 46 33.9675, DE = +08 43 25.005 [2] Star Magnitudes : G = 11.43 mag, RP = 10.95 mag, BP = 11.73 mag Object Magnitude : V = 19.14 mag Estimated Magnitude Drop : 7.7 mag Estimated Max. Duration : 0.4 sec Speed of the shadow : 11.5 km/s Object Mean Diameter : 4.7 km (src: astorb) => apparent = 3 mas Apparent Motion : 0.4350 arcs/min @ PA = 110 deg Horizontal Parallax : 4.0280 arcs Dynamical Class : MBA Elongation to Moon & Sun : 73° (sunlit = 5%), Sun = 99° Cross-track uncertainty : 0.3 mas = 0 km = 0.10 path-width (1-sig) RUWE and duplicate source : 0.84 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#62 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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