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Stellar Occultation by (19412) 1998 FC24 on 2023-05-21 (21:23:57 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] : 9cd25580-ddb3-11f0-547e-98e8f6df516b [observed]

 Occultation Date + Time   : 2023-05-21 at 21:23:57 UT +/- 0.0 min  [1]
 Object Designation        : (19412) 1998 FC24
 Star Designation          : GDR3 3869176680795341696
 Star Coordinates (ICRF)   : RA = 10 46 33.9675, DE = +08 43 25.005  [2]
 Star Magnitudes           : G = 11.43 mag, RP = 10.95 mag, BP = 11.73 mag
 Object Magnitude          : V = 19.14 mag
 Estimated Magnitude Drop  : 7.7 mag
 Estimated Max. Duration   : 0.4 sec
 Speed of the shadow       : 11.5 km/s
 Object Mean Diameter      : 4.7 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.4350 arcs/min @ PA = 110 deg
 Horizontal Parallax       : 4.0280 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 73° (sunlit = 5%), Sun = 99°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.10 path-width (1-sig)
 RUWE and duplicate source : 0.84 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL62
 Note                      : FP:true

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


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