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Stellar Occultation by (149165) 2002 GX54 on 2023-11-22 (20:03:05 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] : 3e3e56d0-ddb4-11f0-547e-25a4dfdfa8a8 [observed]

 Occultation Date + Time   : 2023-11-22 at 20:03:05 UT +/- 0.1 min  [1]
 Object Designation        : (149165) 2002 GX54
 Star Designation          : GDR3 0183885833618250112
 Star Coordinates (ICRF)   : RA = 05 17 18.3048, DE = +35 40 57.794  [2]
 Star Magnitudes           : G = 14.21 mag, RP = 13.47 mag, BP = 14.34 mag
 Object Magnitude          : V = 19.91 mag
 Estimated Magnitude Drop  : 5.7 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 12.0 km/s
 Object Mean Diameter      : 3.4 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.4333 arcs/min @ PA = 281 deg
 Horizontal Parallax       : 3.8330 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 80° (sunlit = 76%), Sun = 156°
 Cross-track uncertainty   : 26.0 mas = 43 km = 12.72 path-width (1-sig)
 RUWE and duplicate source : 1.45 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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