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Stellar Occultation by (260429) 2004 XR104 on 2023-04-12 (23:12:10 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] : 8b30a1b0-ddb3-11f0-547e-6de66c6d55a9 [observed]

 Occultation Date + Time   : 2023-04-12 at 23:12:10 UT +/- 0.04 min  [1]
 Object Designation        : (260429) 2004 XR104
 Star Designation          : GDR3 1189602831716409216
 Star Coordinates (ICRF)   : RA = 15 48 19.0270, DE = +11 22 18.835  [2]
 Star Magnitudes           : G = 8.85 mag, RP = 8.11 mag, BP = 9.46 mag
 Object Magnitude          : V = 19.02 mag
 Estimated Magnitude Drop  : 10.2 mag
 Estimated Max. Duration   : 0.4 sec
 Speed of the shadow       : 7.7 km/s
 Object Mean Diameter      : 3.2 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.3900 arcs/min @ PA = 274 deg
 Horizontal Parallax       : 5.4070 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 64° (sunlit = 55%), Sun = 139°
 Cross-track uncertainty   : 14.3 mas = 16 km = 5.27 path-width (1-sig)
 RUWE and duplicate source : 1.11 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#27
 Note                      : FP:true

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


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