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Stellar Occultation by (8803) Kolyer on 2023-11-22 (02:08:02 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] : 3ca39290-ddb4-11f0-547e-2d28e3f3600a [observed]

 Occultation Date + Time   : 2023-11-22 at 02:08:02 UT +/- 0.02 min  [1]
 Object Designation        : (8803) Kolyer
 Star Designation          : GDR3 2574763693439043328
 Star Coordinates (ICRF)   : RA = 01 54 53.9511, DE = +12 14 21.797  [2]
 Star Magnitudes           : G = 14.38 mag, RP = 13.91 mag, BP = 14.68 mag
 Object Magnitude          : V = 18.12 mag
 Estimated Magnitude Drop  : 3.8 mag
 Estimated Max. Duration   : 0.8 sec
 Speed of the shadow       : 7.6 km/s
 Object Mean Diameter      : 5.7 km  (src: astorb) => apparent = 4 mas
 Apparent Motion           : 0.3333 arcs/min @ PA = 246 deg
 Horizontal Parallax       : 4.6760 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 40° (sunlit = 68%), Sun = 152°
 Cross-track uncertainty   : 1.7 mas = 2 km = 0.41 path-width (1-sig)
 RUWE and duplicate source : 1.03 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#47
 Note                      : FP:true

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


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