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Stellar Occultation by (919) Ilsebill on 2023-07-08 (21:22:02 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] : c6262b00-ddb3-11f0-547e-fa8cdf9dbd5e [observed]

 Occultation Date + Time   : 2023-07-08 at 21:22:02 UT +/- 0.0 min  [1]
 Object Designation        : (919) Ilsebill
 Star Designation          : GDR3 4149104335456205440
 Star Coordinates (ICRF)   : RA = 17 44 56.6354, DE = -14 48 39.619  [2]
 Star Magnitudes           : G = 13.81 mag, RP = 13.2 mag, BP = 14.26 mag
 Object Magnitude          : V = 15.81 mag
 Estimated Magnitude Drop  : 2.2 mag
 Estimated Max. Duration   : 2.6 sec
 Speed of the shadow       : 10.6 km/s
 Object Mean Diameter      : 27.6 km  (src: astorb) => apparent = 20 mas
 Apparent Motion           : 0.4683 arcs/min @ PA = 275 deg
 Horizontal Parallax       : 4.6920 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 95° (sunlit = 63%), Sun = 158°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 1.32 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#74
 Note                      : FP:true

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


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