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Stellar Occultation by (71076) 1999 XV117 on 2023-05-31 (20:43:20 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] : a2a174a0-ddb3-11f0-547e-1394ffebe581 [observed] Occultation Date + Time : 2023-05-31 at 20:43:20 UT +/- 0.0 min [1] Object Designation : (71076) 1999 XV117 Star Designation : GDR3 4117870646121772160 Star Coordinates (ICRF) : RA = 17 31 31.7230, DE = -21 31 19.996 [2] Star Magnitudes : G = 9.41 mag, RP = 8.57 mag, BP = 10.15 mag Object Magnitude : V = 17.57 mag Estimated Magnitude Drop : 8.2 mag Estimated Max. Duration : 0.4 sec Speed of the shadow : 9.6 km/s Object Mean Diameter : 3.9 km (src: astorb) => apparent = 4 mas Apparent Motion : 0.6150 arcs/min @ PA = 304 deg Horizontal Parallax : 6.7790 arcs Dynamical Class : MBA Elongation to Moon & Sun : 55° (sunlit = 87%), Sun = 167° Cross-track uncertainty : 0.3 mas = 0 km = 0.07 path-width (1-sig) RUWE and duplicate source : 0.79 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#51 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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