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Stellar Occultation by (147779) 2005 QK107 on 2023-11-06 (20:51:13 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] : 348468f0-ddb4-11f0-547e-ea06df7d6573 [observed] Occultation Date + Time : 2023-11-06 at 20:51:13 UT +/- 0.03 min [1] Object Designation : (147779) 2005 QK107 Star Designation : GDR3 3431539441985898112 Star Coordinates (ICRF) : RA = 05 55 53.9485, DE = +28 34 23.099 [2] Star Magnitudes : G = 12.03 mag, RP = 11.08 mag, BP = 12.95 mag Object Magnitude : V = 20.26 mag Estimated Magnitude Drop : 8.2 mag Estimated Max. Duration : 0.5 sec Speed of the shadow : 7.3 km/s Object Mean Diameter : 3.6 km (src: astorb) => apparent = 2 mas Apparent Motion : 0.2367 arcs/min @ PA = 295 deg Horizontal Parallax : 3.4390 arcs Dynamical Class : MBA Elongation to Moon & Sun : 61° (sunlit = 36%), Sun = 135° Cross-track uncertainty : 0.7 mas = 1 km = 0.36 path-width (1-sig) RUWE and duplicate source : 1.18 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#37 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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