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Stellar Occultation by (209307) 2003 YX157 on 2024-11-01 (20:27:49 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] : 95f33b10-ddb5-11f0-547e-7271bfb17de6 [observed] Occultation Date + Time : 2024-11-01 at 20:27:49 UT +/- 0.11 min [1] Object Designation : (209307) 2003 YX157 Star Designation : GDR3 2615829318865055104 Star Coordinates (ICRF) : RA = 22 10 10.6537, DE = -09 34 26.986 [2] Star Magnitudes : G = 9.6 mag, RP = 8.67 mag, BP = 10.5 mag Object Magnitude : V = 21.41 mag Estimated Magnitude Drop : 11.8 mag Estimated Max. Duration : 0.3 sec Speed of the shadow : 5.6 km/s Object Mean Diameter : 1.70 km (src: astorb) => apparent = 1 mas Apparent Motion : 0.2133 arcs/min @ PA = 62 deg Horizontal Parallax : 4.0170 arcs Dynamical Class : MBA Elongation to Moon & Sun : 108° (sunlit = 0%), Sun = 111° Cross-track uncertainty : 16.7 mas = 26 km = 15.60 path-width (1-sig) RUWE and duplicate source : 1.21 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#24 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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