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Stellar Occultation by (105359) 2000 QS110 on 2023-09-07 (19:22:41 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] : 01ef09e0-ddb4-11f0-547e-d62721efa010 [observed] Occultation Date + Time : 2023-09-07 at 19:22:41 UT +/- 0.03 min [1] Object Designation : (105359) 2000 QS110 Star Designation : GDR3 6913669024569290624 Star Coordinates (ICRF) : RA = 20 53 24.3585, DE = -05 26 54.737 [2] Star Magnitudes : G = 12.71 mag, RP = 12.15 mag, BP = 13.1 mag Object Magnitude : V = 18.88 mag Estimated Magnitude Drop : 6.2 mag Estimated Max. Duration : 0.3 sec Speed of the shadow : 13.0 km/s Object Mean Diameter : 4.1 km (src: astorb) => apparent = 3 mas Apparent Motion : 0.5767 arcs/min @ PA = 200 deg Horizontal Parallax : 4.7050 arcs Dynamical Class : MBA Elongation to Moon & Sun : 129° (sunlit = 41%), Sun = 147° Cross-track uncertainty : 1.3 mas = 1 km = 0.43 path-width (1-sig) RUWE and duplicate source : 2.27 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#43 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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