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Stellar Occultation by (109520) 2001 QX241 on 2024-11-08 (21:45:23 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] : a00ad950-ddb5-11f0-547e-e921f47e4b9c [observed] Occultation Date + Time : 2024-11-08 at 21:45:23 UT +/- 0.29 min [1] Object Designation : (109520) 2001 QX241 Star Designation : GDR3 3376031623949795840 Star Coordinates (ICRF) : RA = 06 27 57.0812, DE = +21 04 50.738 [2] Star Magnitudes : G = 11.94 mag, RP = 11.15 mag, BP = 12.6 mag Object Magnitude : V = 20.16 mag Estimated Magnitude Drop : 8.2 mag Estimated Max. Duration : 1.0 sec Speed of the shadow : 2.2 km/s Object Mean Diameter : 2.2 km (src: astorb) => apparent = 2 mas Apparent Motion : 0.1033 arcs/min @ PA = 263 deg Horizontal Parallax : 4.9710 arcs Dynamical Class : MBA Elongation to Moon & Sun : 143° (sunlit = 46%), Sun = 130° Cross-track uncertainty : 18.0 mas = 23 km = 10.50 path-width (1-sig) RUWE and duplicate source : 0.88 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#40 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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