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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       : JPL29
 Note                      : FP:true

 
 [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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