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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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