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Stellar Occultation by (4132) Bartok on 2023-09-11 (19:44:22 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] : 0855d520-ddb4-11f0-547e-5b91e6fa1562 [observed]

 Occultation Date + Time   : 2023-09-11 at 19:44:22 UT +/- 0.0 min  [1]
 Object Designation        : (4132) Bartok
 Star Designation          : GDR3 4274923302108794624
 Star Coordinates (ICRF)   : RA = 18 15 48.5700, DE = +00 15 14.472  [2]
 Star Magnitudes           : G = 12.08 mag, RP = 11.1 mag, BP = 13.09 mag
 Object Magnitude          : V = 17.36 mag
 Estimated Magnitude Drop  : 5.3 mag
 Estimated Max. Duration   : 0.8 sec
 Speed of the shadow       : 13.7 km/s
 Object Mean Diameter      : 10.5 km  (src: astorb) => apparent = 6 mas
 Apparent Motion           : 0.4883 arcs/min @ PA = 153 deg
 Horizontal Parallax       : 3.7780 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 132° (sunlit = 9%), Sun = 104°
 Cross-track uncertainty   : 0.1 mas = 0 km = 0.02 path-width (1-sig)
 RUWE and duplicate source : 0.92 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#69
 Note                      : FP:true

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


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