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Stellar Occultation by (14456) 1993 FK20 on 2024-09-21 (22:16:41 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] : 75dc0d20-ddb5-11f0-547e-882ff5bf9290 [observed]

 Occultation Date + Time   : 2024-09-21 at 22:16:41 UT +/- 0.01 min  [1]
 Object Designation        : (14456) 1993 FK20
 Star Designation          : GDR3 2743610510092689408
 Star Coordinates (ICRF)   : RA = 23 50 23.7623, DE = +04 38 34.176  [2]
 Star Magnitudes           : G = 13.62 mag, RP = 12.85 mag, BP = 14.25 mag
 Object Magnitude          : V = 17.55 mag
 Estimated Magnitude Drop  : 4.0 mag
 Estimated Max. Duration   : 0.5 sec
 Speed of the shadow       : 13.2 km/s
 Object Mean Diameter      : 6.3 km  (src: astorb) => apparent = 5 mas
 Apparent Motion           : 0.5850 arcs/min @ PA = 222 deg
 Horizontal Parallax       : 4.7160 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 53° (sunlit = 80%), Sun = 175°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.06 path-width (1-sig)
 RUWE and duplicate source : 0.97 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL57
 Note                      : FP:true

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


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