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Stellar Occultation by (197392) 2003 YC23 on 2022-12-29 (01:35:26 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] : 405c2330-ddb3-11f0-547e-a4a1fefeabcd [observed]

 Occultation Date + Time   : 2022-12-29 at 01:35:26 UT +/- 0.09 min  [1]
 Object Designation        : (197392) 2003 YC23
 Star Designation          : GDR3 3400419375971507968
 Star Coordinates (ICRF)   : RA = 05 29 38.8048, DE = +18 18 29.495  [2]
 Star Magnitudes           : G = 12.69 mag, RP = 11.79 mag, BP = 13.54 mag
 Object Magnitude          : V = 18.19 mag
 Estimated Magnitude Drop  : 5.5 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 7.5 km/s
 Object Mean Diameter      : 2.6 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.5167 arcs/min @ PA = 289 deg
 Horizontal Parallax       : 7.2820 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 88° (sunlit = 39%), Sun = 165°
 Cross-track uncertainty   : 30.0 mas = 26 km = 10.11 path-width (1-sig)
 RUWE and duplicate source : 1.1 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#38
 Note                      : FP:true

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


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