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Stellar Occultation by (24275) 1999 XW167 on 2023-12-04 (05:42:10 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] : 42475bf0-ddb4-11f0-547e-2ea0cfb34879 [observed] Occultation Date + Time : 2023-12-04 at 05:42:10 UT +/- 0.04 min [1] Object Designation : (24275) 1999 XW167 Star Designation : GDR3 3380049342517240960 Star Coordinates (ICRF) : RA = 06 55 00.5818, DE = +22 46 24.619 [2] Star Magnitudes : G = 12.01 mag, RP = 11.31 mag, BP = 12.56 mag Object Magnitude : V = 18.19 mag Estimated Magnitude Drop : 6.2 mag Estimated Max. Duration : 1.5 sec Speed of the shadow : 13.0 km/s Object Mean Diameter : 19.7 km (src: astorb) => apparent = 7 mas Apparent Motion : 0.2650 arcs/min @ PA = 262 deg Horizontal Parallax : 2.1630 arcs Dynamical Class : JTRO Elongation to Moon & Sun : 48° (sunlit = 60%), Sun = 149° Cross-track uncertainty : 3.0 mas = 8 km = 0.45 path-width (1-sig) RUWE and duplicate source : 1.13 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#61 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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