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Stellar Occultation by (185906) 2000 SF94 on 2023-08-09 (02:24:07 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] : ef0b3920-ddb3-11f0-547e-50876cfde5cf [observed] Occultation Date + Time : 2023-08-09 at 02:24:07 UT +/- 0.04 min [1] Object Designation : (185906) 2000 SF94 Star Designation : GDR3 2679902160678403072 Star Coordinates (ICRF) : RA = 21 59 25.7822, DE = -00 53 34.797 [2] Star Magnitudes : G = 9.82 mag, RP = 9.31 mag, BP = 10.15 mag Object Magnitude : V = 19.49 mag Estimated Magnitude Drop : 9.7 mag Estimated Max. Duration : 0.7 sec Speed of the shadow : 14.6 km/s Object Mean Diameter : 9.7 km (src: astorb) => apparent = 3 mas Apparent Motion : 0.3083 arcs/min @ PA = 254 deg Horizontal Parallax : 2.2520 arcs Dynamical Class : JTRO Elongation to Moon & Sun : 82° (sunlit = 43%), Sun = 161° Cross-track uncertainty : 4.3 mas = 12 km = 1.26 path-width (1-sig) RUWE and duplicate source : 0.96 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#40 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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