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Stellar Occultation by (429759) 2011 WR72 on 2023-12-25 (21:52:22 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] : 4d760f80-ddb4-11f0-547e-7a67faf69226 [observed] Occultation Date + Time : 2023-12-25 at 21:52:22 UT +/- 0.07 min [1] Object Designation : (429759) 2011 WR72 Star Designation : GDR3 3372823626977112832 Star Coordinates (ICRF) : RA = 06 38 13.2618, DE = +20 44 45.910 [2] Star Magnitudes : G = 11.42 mag, RP = 10.68 mag, BP = 12.03 mag Object Magnitude : V = 19.56 mag Estimated Magnitude Drop : 8.1 mag Estimated Max. Duration : 0.5 sec Speed of the shadow : 18.1 km/s Object Mean Diameter : 8.9 km (src: astorb) => apparent = 3 mas Apparent Motion : 0.3767 arcs/min @ PA = 258 deg Horizontal Parallax : 2.2150 arcs Dynamical Class : JTRO Elongation to Moon & Sun : 19° (sunlit = 99%), Sun = 174° Cross-track uncertainty : 23.7 mas = 68 km = 7.67 path-width (1-sig) RUWE and duplicate source : 0.94 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#29 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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