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Stellar Occultation by (209307) 2003 YX157 on 2024-11-01 (20:27:49 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] : 95f33b10-ddb5-11f0-547e-7271bfb17de6 [observed]

 Occultation Date + Time   : 2024-11-01 at 20:27:49 UT +/- 0.11 min  [1]
 Object Designation        : (209307) 2003 YX157
 Star Designation          : GDR3 2615829318865055104
 Star Coordinates (ICRF)   : RA = 22 10 10.6537, DE = -09 34 26.986  [2]
 Star Magnitudes           : G = 9.6 mag, RP = 8.67 mag, BP = 10.5 mag
 Object Magnitude          : V = 21.41 mag
 Estimated Magnitude Drop  : 11.8 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 5.6 km/s
 Object Mean Diameter      : 1.70 km  (src: astorb) => apparent = 1 mas
 Apparent Motion           : 0.2133 arcs/min @ PA = 62 deg
 Horizontal Parallax       : 4.0170 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 108° (sunlit = 0%), Sun = 111°
 Cross-track uncertainty   : 16.7 mas = 26 km = 15.60 path-width (1-sig)
 RUWE and duplicate source : 1.21 mas, dup.src = 0  (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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