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Stellar Occultation by (4711) Kathy on 2023-12-23 (23:52:32 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] : 4b7b50f0-ddb4-11f0-547e-9b81f9ef7432 [observed]

 Occultation Date + Time   : 2023-12-23 at 23:52:32 UT +/- 0.0 min  [1]
 Object Designation        : (4711) Kathy
 Star Designation          : GDR3 3349588304882217088
 Star Coordinates (ICRF)   : RA = 05 55 48.3891, DE = +16 06 12.748  [2]
 Star Magnitudes           : G = 12.61 mag, RP = 12.14 mag, BP = 12.91 mag
 Object Magnitude          : V = 15.29 mag
 Estimated Magnitude Drop  : 2.8 mag
 Estimated Max. Duration   : 0.9 sec
 Speed of the shadow       : 11.3 km/s
 Object Mean Diameter      : 10.0 km  (src: astorb) => apparent = 11 mas
 Apparent Motion           : 0.7317 arcs/min @ PA = 288 deg
 Horizontal Parallax       : 6.8950 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 35° (sunlit = 90%), Sun = 172°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.03 path-width (1-sig)
 RUWE and duplicate source : 1.15 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#71
 Note                      : FP:true

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


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