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Stellar Occultation by (3618) Kuprin on 2023-06-22 (23:22:39 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] : bae48bb0-ddb3-11f0-547e-4f807ff78e77 [observed]

 Occultation Date + Time   : 2023-06-22 at 23:22:39 UT +/- 0.0 min  [1]
 Object Designation        : (3618) Kuprin
 Star Designation          : GDR3 4070734135913075072
 Star Coordinates (ICRF)   : RA = 18 01 18.6798, DE = -21 27 50.250  [2]
 Star Magnitudes           : G = 14.11 mag, RP = 13.03 mag, BP = 15.31 mag
 Object Magnitude          : V = 16.26 mag
 Estimated Magnitude Drop  : 2.3 mag
 Estimated Max. Duration   : 1.0 sec
 Speed of the shadow       : 10.9 km/s
 Object Mean Diameter      : 10.4 km  (src: astorb) => apparent = 8 mas
 Apparent Motion           : 0.5000 arcs/min @ PA = 273 deg
 Horizontal Parallax       : 4.8690 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 125° (sunlit = 20%), Sun = 178°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.04 path-width (1-sig)
 RUWE and duplicate source : 0.99 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#70
 Note                      : FP:true

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


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