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Stellar Occultation by (53387) 1999 JF94 on 2023-07-22 (01:18:26 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] : d6ced8d0-ddb3-11f0-547e-2ae4ffa7bf0b [observed]

 Occultation Date + Time   : 2023-07-22 at 01:18:26 UT +/- 0.0 min  [1]
 Object Designation        : (53387) 1999 JF94
 Star Designation          : GDR3 4223538626915363584
 Star Coordinates (ICRF)   : RA = 20 06 32.5882, DE = -02 49 45.585  [2]
 Star Magnitudes           : G = 13.91 mag, RP = 13.22 mag, BP = 14.24 mag
 Object Magnitude          : V = 18.86 mag
 Estimated Magnitude Drop  : 5.0 mag
 Estimated Max. Duration   : 0.5 sec
 Speed of the shadow       : 14.8 km/s
 Object Mean Diameter      : 6.7 km  (src: astorb) => apparent = 4 mas
 Apparent Motion           : 0.4683 arcs/min @ PA = 252 deg
 Horizontal Parallax       : 3.3580 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 133° (sunlit = 16%), Sun = 162°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.09 path-width (1-sig)
 RUWE and duplicate source : 1.01 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#59
 Note                      : FP:true

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


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