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Stellar Occultation by (4603) Bertaud on 2024-12-03 (18:50:22 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] : b5b3bd80-ddb5-11f0-547e-13e9f7be27fa [observed]

 Occultation Date + Time   : 2024-12-03 at 18:50:22 UT +/- 0.0 min  [1]
 Object Designation        : (4603) Bertaud
 Star Designation          : GDR3 2628622720769729024
 Star Coordinates (ICRF)   : RA = 22 39 46.0030, DE = -02 11 00.057  [2]
 Star Magnitudes           : G = 13.81 mag, RP = 13.27 mag, BP = 14.19 mag
 Object Magnitude          : V = 17.36 mag
 Estimated Magnitude Drop  : 3.6 mag
 Estimated Max. Duration   : 0.6 sec
 Speed of the shadow       : 19.2 km/s
 Object Mean Diameter      : 11.4 km  (src: astorb) => apparent = 7 mas
 Apparent Motion           : 0.6733 arcs/min @ PA = 64 deg
 Horizontal Parallax       : 3.7310 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 60° (sunlit = 7%), Sun = 89°
 Cross-track uncertainty   : 0.7 mas = 1 km = 0.10 path-width (1-sig)
 RUWE and duplicate source : 1.02 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#73
 Note                      : FP:true

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


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