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Stellar Occultation by (30399) 2000 KF42 on 2023-09-24 (18:34:43 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] : 136eb6c0-ddb4-11f0-547e-1b427ef79840 [observed]

 Occultation Date + Time   : 2023-09-24 at 18:34:43 UT +/- 0.0 min  [1]
 Object Designation        : (30399) 2000 KF42
 Star Designation          : GDR3 4208337260188347136
 Star Coordinates (ICRF)   : RA = 19 26 48.0951, DE = -06 26 33.015  [2]
 Star Magnitudes           : G = 13.88 mag, RP = 12.96 mag, BP = 14.75 mag
 Object Magnitude          : V = 17.9 mag
 Estimated Magnitude Drop  : 4.1 mag
 Estimated Max. Duration   : 0.4 sec
 Speed of the shadow       : 12.5 km/s
 Object Mean Diameter      : 5.1 km  (src: astorb) => apparent = 5 mas
 Apparent Motion           : 0.6650 arcs/min @ PA = 126 deg
 Horizontal Parallax       : 5.6590 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 21° (sunlit = 72%), Sun = 110°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.07 path-width (1-sig)
 RUWE and duplicate source : 1.07 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#57
 Note                      : FP:true

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


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