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Stellar Occultation by (57865) 2001 XZ229 on 2024-08-11 (22:45:29 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] : 388cdc60-ddb5-11f0-547e-535cfffdbe84 [observed]

 Occultation Date + Time   : 2024-08-11 at 22:45:29 UT +/- 0.02 min  [1]
 Object Designation        : (57865) 2001 XZ229
 Star Designation          : GDR3 6851324035214876288
 Star Coordinates (ICRF)   : RA = 20 00 50.5858, DE = -24 36 10.792  [2]
 Star Magnitudes           : G = 9.97 mag, RP = 9.63 mag, BP = 10.17 mag
 Object Magnitude          : V = 19.57 mag
 Estimated Magnitude Drop  : 9.6 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 9.0 km/s
 Object Mean Diameter      : 2.7 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.4133 arcs/min @ PA = 258 deg
 Horizontal Parallax       : 4.8910 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 75° (sunlit = 43%), Sun = 157°
 Cross-track uncertainty   : 1.3 mas = 1 km = 0.63 path-width (1-sig)
 RUWE and duplicate source : 0.95 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#37
 Note                      : FP:true

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


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