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Stellar Occultation by (243275) 2008 CN18 on 2025-02-06 (00:59:09 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] : 17d9a010-ddb6-11f0-547e-b7587fe32e6d [observed]

 Occultation Date + Time   : 2025-02-06 at 00:59:09 UT +/- 0.07 min  [1]
 Object Designation        : (243275) 2008 CN18
 Star Designation          : GDR3 3758725240226881664
 Star Coordinates (ICRF)   : RA = 11 05 44.9173, DE = -10 12 02.990  [2]
 Star Magnitudes           : G = 11.05 mag, RP = 10.62 mag, BP = 11.33 mag
 Object Magnitude          : V = 19.87 mag
 Estimated Magnitude Drop  : 8.8 mag
 Estimated Max. Duration   : 0.2 sec
 Speed of the shadow       : 13.6 km/s
 Object Mean Diameter      : 3.1 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.5350 arcs/min @ PA = 241 deg
 Horizontal Parallax       : 4.1710 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 115° (sunlit = 58%), Sun = 143°
 Cross-track uncertainty   : 32.0 mas = 48 km = 15.78 path-width (1-sig)
 RUWE and duplicate source : 0.86 mas, dup.src = 1  (0:false, 1:true)

 Ephemeris Reference       : JPL#24
 Note                      : FP:true

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


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