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Stellar Occultation by (32498) 2000 XX37 on 2023-08-09 (02:39:55 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] : e75139f0-ddb3-11f0-547e-bf0db7dfcf0b [observed] Occultation Date + Time : 2023-08-09 at 02:39:55 UT +/- 0.02 min [1] Object Designation : (32498) 2000 XX37 Star Designation : GDR3 3404240419393962624 Star Coordinates (ICRF) : RA = 05 37 26.1033, DE = +22 39 28.189 [2] Star Magnitudes : G = 13.67 mag, RP = 12.75 mag, BP = 14.56 mag Object Magnitude : V = 19.27 mag Estimated Magnitude Drop : 5.6 mag Estimated Max. Duration : 0.5 sec Speed of the shadow : 31.6 km/s Object Mean Diameter : 15.8 km (src: astorb) => apparent = 4 mas Apparent Motion : 0.4983 arcs/min @ PA = 77 deg Horizontal Parallax : 1.6770 arcs Dynamical Class : JTRO Elongation to Moon & Sun : 30° (sunlit = 43%), Sun = 52° Cross-track uncertainty : 4.0 mas = 15 km = 0.96 path-width (1-sig) RUWE and duplicate source : 1.0 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#42 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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