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Stellar Occultation by (857) Glasenappia on 2023-04-20 (01:44:43 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] : 8e0126d0-ddb3-11f0-547e-71cc761d0ea4 [observed] Occultation Date + Time : 2023-04-20 at 01:44:43 UT +/- 0.01 min [1] Object Designation : (857) Glasenappia Star Designation : GDR3 3641112577348246016 Star Coordinates (ICRF) : RA = 14 12 45.1085, DE = -05 23 17.997 [2] Star Magnitudes : G = 14.06 mag, RP = 13.21 mag, BP = 14.7 mag Object Magnitude : V = 14.13 mag Estimated Magnitude Drop : 0.8 mag Estimated Max. Duration : 1.5 sec Speed of the shadow : 10.0 km/s Object Mean Diameter : 15.0 km (src: astorb) => apparent = 17 mas Apparent Motion : 0.6667 arcs/min @ PA = 285 deg Horizontal Parallax : 7.0670 arcs Dynamical Class : MBA Elongation to Moon & Sun : 172° (sunlit = 0%), Sun = 172° Cross-track uncertainty : 9.3 mas = 8 km = 0.56 path-width (1-sig) RUWE and duplicate source : 1.06 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#109 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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