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Stellar Occultation by (19373) 1997 YC14 on 2023-09-23 (22:57:10 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] : 109a3a00-ddb4-11f0-547e-103beaaf1fed [observed]

 Occultation Date + Time   : 2023-09-23 at 22:57:10 UT +/- 0.01 min  [1]
 Object Designation        : (19373) 1997 YC14
 Star Designation          : GDR3 6894621806683800960
 Star Coordinates (ICRF)   : RA = 21 36 31.4597, DE = -08 31 37.756  [2]
 Star Magnitudes           : G = 14.38 mag, RP = 13.73 mag, BP = 14.87 mag
 Object Magnitude          : V = 16.75 mag
 Estimated Magnitude Drop  : 2.5 mag
 Estimated Max. Duration   : 2.6 sec
 Speed of the shadow       : 2.1 km/s
 Object Mean Diameter      : 5.3 km  (src: astorb) => apparent = 6 mas
 Apparent Motion           : 0.1517 arcs/min @ PA = 276 deg
 Horizontal Parallax       : 7.7950 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 40° (sunlit = 63%), Sun = 143°
 Cross-track uncertainty   : 1.0 mas = 0 km = 0.15 path-width (1-sig)
 RUWE and duplicate source : 0.94 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#63
 Note                      : FP:true

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


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