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Stellar Occultation by (7558) Yurlov on 2023-09-26 (20:33:49 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] : 307d5fa0-ddb4-11f0-547e-628fedfb09a3 [observed]

 Occultation Date + Time   : 2023-09-26 at 20:33:49 UT +/- 0.0 min  [1]
 Object Designation        : (7558) Yurlov
 Star Designation          : GDR3 6878159712438200448
 Star Coordinates (ICRF)   : RA = 19 59 24.4108, DE = -15 17 16.439  [2]
 Star Magnitudes           : G = 12.81 mag, RP = 11.96 mag, BP = 13.57 mag
 Object Magnitude          : V = 17.61 mag
 Estimated Magnitude Drop  : 4.8 mag
 Estimated Max. Duration   : 1.5 sec
 Speed of the shadow       : 4.6 km/s
 Object Mean Diameter      : 6.8 km  (src: astorb) => apparent = 5 mas
 Apparent Motion           : 0.2233 arcs/min @ PA = 90 deg
 Horizontal Parallax       : 5.1300 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 30° (sunlit = 91%), Sun = 115°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.05 path-width (1-sig)
 RUWE and duplicate source : 1.03 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#62
 Note                      : FP:true

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


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