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Stellar Occultation by (2444) Lederle on 2023-10-19 (22:50:41 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] : 2d375c60-ddb4-11f0-547e-3acaefee4fea [observed]

 Occultation Date + Time   : 2023-10-19 at 22:50:41 UT +/- 0.0 min  [1]
 Object Designation        : (2444) Lederle
 Star Designation          : GDR3 0886507054057999488
 Star Coordinates (ICRF)   : RA = 07 12 56.3939, DE = +30 07 34.464  [2]
 Star Magnitudes           : G = 13.32 mag, RP = 12.79 mag, BP = 13.68 mag
 Object Magnitude          : V = 16.44 mag
 Estimated Magnitude Drop  : 3.2 mag
 Estimated Max. Duration   : 1.2 sec
 Speed of the shadow       : 12.1 km/s
 Object Mean Diameter      : 14.2 km  (src: astorb) => apparent = 10 mas
 Apparent Motion           : 0.5033 arcs/min @ PA = 107 deg
 Horizontal Parallax       : 4.4130 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 162° (sunlit = 27%), Sun = 100°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.03 path-width (1-sig)
 RUWE and duplicate source : 1.05 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#64
 Note                      : FP:true

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


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