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Stellar Occultation by (43147) 1999 XO105 on 2024-12-31 (18:00:34 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] : e5e4c6c0-ddb5-11f0-547e-e4a2aff29612 [observed] Occultation Date + Time : 2024-12-31 at 18:00:34 UT +/- 0.01 min [1] Object Designation : (43147) 1999 XO105 Star Designation : GDR3 0156079218914545920 Star Coordinates (ICRF) : RA = 05 12 05.8155, DE = +29 24 50.972 [2] Star Magnitudes : G = 13.72 mag, RP = 12.87 mag, BP = 14.48 mag Object Magnitude : V = 17.59 mag Estimated Magnitude Drop : 3.9 mag Estimated Max. Duration : 0.6 sec Speed of the shadow : 7.6 km/s Object Mean Diameter : 4.2 km (src: astorb) => apparent = 4 mas Apparent Motion : 0.4700 arcs/min @ PA = 264 deg Horizontal Parallax : 6.5750 arcs Dynamical Class : MBA Elongation to Moon & Sun : 149° (sunlit = 1%), Sun = 158° Cross-track uncertainty : 0.7 mas = 0 km = 0.16 path-width (1-sig) RUWE and duplicate source : 0.92 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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