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Stellar Occultation by (319) Leona on 2023-09-13 (03:46:30 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] : 7db9b330-ddb0-11f0-547e-1b9eeff7be76 [observed]

 Occultation Date + Time   : 2023-09-13 at 03:46:30 UT +/- 0.0 min  [1]
 Object Designation        : (319) Leona
 Star Designation          : GDR3 3347400001862704896
 Star Coordinates (ICRF)   : RA = 05 42 12.5290, DE = +14 00 04.108  [2]
 Star Magnitudes           : G = 11.89 mag, RP = 11.33 mag, BP = 12.27 mag
 Object Magnitude          : V = 15.46 mag
 Estimated Magnitude Drop  : 3.6 mag
 Estimated Max. Duration   : 3.2 sec
 Speed of the shadow       : 21.5 km/s
 Object Mean Diameter      : 68.2 km  (src: astorb) => apparent = 36 mas
 Apparent Motion           : 0.6867 arcs/min @ PA = 103 deg
 Horizontal Parallax       : 3.3880 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 65° (sunlit = 3%), Sun = 85°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 1.16 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#84
 Note                      : FP:true

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


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