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Stellar Occultation by (53187) 1999 CD48 on 2023-09-16 (00:22:59 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] : 09f83a80-ddb4-11f0-547e-0e30f77f1c99 [observed]

 Occultation Date + Time   : 2023-09-16 at 00:22:59 UT +/- 0.0 min  [1]
 Object Designation        : (53187) 1999 CD48
 Star Designation          : GDR3 0956617722242292736
 Star Coordinates (ICRF)   : RA = 06 24 41.2056, DE = +39 55 40.800  [2]
 Star Magnitudes           : G = 13.71 mag, RP = 13.23 mag, BP = 14.03 mag
 Object Magnitude          : V = 20.25 mag
 Estimated Magnitude Drop  : 6.5 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 20.1 km/s
 Object Mean Diameter      : 5.1 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.5017 arcs/min @ PA = 75 deg
 Horizontal Parallax       : 2.6500 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 88° (sunlit = 1%), Sun = 78°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.14 path-width (1-sig)
 RUWE and duplicate source : 0.94 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL51
 Note                      : FP:true

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


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