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Stellar Occultation by (2105) Gudy on 2025-11-03 (19:49:22 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] : aa6f0990-ddb8-11f0-547e-54d79fd65668 [observed]

 Occultation Date + Time   : 2025-11-03 at 19:49:22 UT +/- 0.0 min  [1]
 Object Designation        : (2105) Gudy
 Star Designation          : GDR3 4203520402910643712
 Star Coordinates (ICRF)   : RA = 18 50 38.9997, DE = -08 44 45.905  [2]
 Star Magnitudes           : G = 13.46 mag, RP = 12.4 mag, BP = 14.62 mag
 Object Magnitude          : V = 16.76 mag
 Estimated Magnitude Drop  : 3.3 mag
 Estimated Max. Duration   : 0.8 sec
 Speed of the shadow       : 28.3 km/s
 Object Mean Diameter      : 22.5 km  (src: astorb) => apparent = 11 mas
 Apparent Motion           : 0.8267 arcs/min @ PA = 80 deg
 Horizontal Parallax       : 3.0980 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 94° (sunlit = 96%), Sun = 62°
 Cross-track uncertainty   : 0.4 mas = 0 km = 0.04 path-width (1-sig)
 RUWE and duplicate source : 0.91 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL68
 Note                      : FP:true

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


More Data and Informations
SiMDA | 3D Asteroid Catalogue | Johnston Archive | Star at CDS (Vizier) | JPL Small-Body Node | Minor Planet Center | Wikipedia
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