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Stellar Occultation by (238903) 2005 YA185 on 2024-11-03 (17:25:07 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] : 9954dca0-ddb5-11f0-547e-e1ceb7f7938b [observed]

 Occultation Date + Time   : 2024-11-03 at 17:25:07 UT +/- 0.12 min  [1]
 Object Designation        : (238903) 2005 YA185
 Star Designation          : GDR3 2610229682239120512
 Star Coordinates (ICRF)   : RA = 22 49 38.5469, DE = -08 13 22.938  [2]
 Star Magnitudes           : G = 12.0 mag, RP = 11.59 mag, BP = 12.25 mag
 Object Magnitude          : V = 20.48 mag
 Estimated Magnitude Drop  : 8.5 mag
 Estimated Max. Duration   : 0.4 sec
 Speed of the shadow       : 4.3 km/s
 Object Mean Diameter      : 1.60 km  (src: astorb) => apparent = 1 mas
 Apparent Motion           : 0.2317 arcs/min @ PA = 91 deg
 Horizontal Parallax       : 5.6830 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 94° (sunlit = 5%), Sun = 119°
 Cross-track uncertainty   : 18.3 mas = 20 km = 12.84 path-width (1-sig)
 RUWE and duplicate source : 0.89 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#29
 Note                      : FP:true

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


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