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Stellar Occultation by (161466) 2004 CA83 on 2024-12-04 (19:31:30 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] : b771e840-ddb5-11f0-547e-e90279532b33 [observed]

 Occultation Date + Time   : 2024-12-04 at 19:31:30 UT +/- 0.12 min  [1]
 Object Designation        : (161466) 2004 CA83
 Star Designation          : GDR3 0332941986432876672
 Star Coordinates (ICRF)   : RA = 02 16 34.7743, DE = +40 21 19.950  [2]
 Star Magnitudes           : G = 13.4 mag, RP = 12.96 mag, BP = 13.69 mag
 Object Magnitude          : V = 19.16 mag
 Estimated Magnitude Drop  : 5.8 mag
 Estimated Max. Duration   : 0.4 sec
 Speed of the shadow       : 8.1 km/s
 Object Mean Diameter      : 3.2 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.3850 arcs/min @ PA = 220 deg
 Horizontal Parallax       : 5.0440 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 111° (sunlit = 13%), Sun = 144°
 Cross-track uncertainty   : 26.3 mas = 33 km = 10.39 path-width (1-sig)
 RUWE and duplicate source : 1.03 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#36
 Note                      : FP:true

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


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