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Stellar Occultation by (44559) 1999 CC38 on 2023-09-17 (22:16:07 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] : 0faec890-ddb4-11f0-547e-53023c7f1f6f [observed]

 Occultation Date + Time   : 2023-09-17 at 22:16:07 UT +/- 0.01 min  [1]
 Object Designation        : (44559) 1999 CC38
 Star Designation          : GDR3 6882645719876108544
 Star Coordinates (ICRF)   : RA = 20 53 33.3970, DE = -17 55 55.193  [2]
 Star Magnitudes           : G = 12.51 mag, RP = 12.04 mag, BP = 12.81 mag
 Object Magnitude          : V = 18.66 mag
 Estimated Magnitude Drop  : 6.2 mag
 Estimated Max. Duration   : 1.1 sec
 Speed of the shadow       : 4.5 km/s
 Object Mean Diameter      : 5.0 km  (src: astorb) => apparent = 4 mas
 Apparent Motion           : 0.1883 arcs/min @ PA = 225 deg
 Horizontal Parallax       : 4.5000 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 104° (sunlit = 8%), Sun = 136°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.09 path-width (1-sig)
 RUWE and duplicate source : 1.0 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL55
 Note                      : FP:true

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


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