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Stellar Occultation by (411) Xanthe on 2023-04-05 (19:44:32 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] : 8b4b7cb0-ddb3-11f0-547e-584af6fed7a1 [observed]

 Occultation Date + Time   : 2023-04-05 at 19:44:32 UT +/- 0.0 min  [1]
 Object Designation        : (411) Xanthe
 Star Designation          : GDR3 1176826712756470400
 Star Coordinates (ICRF)   : RA = 14 23 54.3898, DE = +09 56 07.402  [2]
 Star Magnitudes           : G = 13.55 mag, RP = 13.12 mag, BP = 13.82 mag
 Object Magnitude          : V = 13.89 mag
 Estimated Magnitude Drop  : 0.9 mag
 Estimated Max. Duration   : 6.9 sec
 Speed of the shadow       : 11.1 km/s
 Object Mean Diameter      : 76.5 km  (src: astorb) => apparent = 55 mas
 Apparent Motion           : 0.4733 arcs/min @ PA = 302 deg
 Horizontal Parallax       : 4.5440 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 28° (sunlit = 100%), Sun = 153°
 Cross-track uncertainty   : 0.7 mas = 0 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 1.06 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#76
 Note                      : FP:true

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


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