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Stellar Occultation by (164623) 1993 FR38 on 2024-10-16 (23:18:31 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] : b63103d0-ddb5-11f0-547e-c16fb4f77c9a [observed]

 Occultation Date + Time   : 2024-10-16 at 23:18:31 UT +/- 0.05 min  [1]
 Object Designation        : (164623) 1993 FR38
 Star Designation          : GDR3 0094423107951456768
 Star Coordinates (ICRF)   : RA = 01 59 35.9280, DE = +21 03 30.484  [2]
 Star Magnitudes           : G = 5.62 mag, RP = 4.94 mag, BP = 6.13 mag
 Object Magnitude          : V = 19.77 mag
 Estimated Magnitude Drop  : 14.2 mag
 Estimated Max. Duration   : 0.2 sec
 Speed of the shadow       : 14.4 km/s
 Object Mean Diameter      : 3.0 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.5617 arcs/min @ PA = 274 deg
 Horizontal Parallax       : 4.1490 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 20° (sunlit = 100%), Sun = 166°
 Cross-track uncertainty   : 25.3 mas = 38 km = 12.96 path-width (1-sig)
 RUWE and duplicate source : 1.11 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#28
 Note                      : FP:true

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


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