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Stellar Occultation by (3930) Vasilev on 2026-10-05 (00:23:18 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] : e8d3d980-d9b2-11f1-43f3-0928fffe05bd [observed]

 Occultation Date + Time   : 2026-10-05 at 00:23:18 UT +/- 0.01 min  [1]
 Object Designation        : (3930) Vasilev
 Star Designation          : GDR3 2572668647047194624
 Star Coordinates (ICRF)   : RA = 01 46 01.6405, DE = +10 28 22.723  [2]
 Star Magnitudes           : G = 11.13 mag, RP = 10.36 mag, BP = 11.76 mag
 Object Magnitude          : V = 17.41 mag
 Estimated Magnitude Drop  : 6.3 mag
 Estimated Max. Duration   : 0.8 sec
 Speed of the shadow       : 12.3 km/s
 Object Mean Diameter      : 9.3 km  (src: astorb) => apparent = 6 mas
 Apparent Motion           : 0.4733 arcs/min @ PA = 251 deg
 Horizontal Parallax       : 4.0820 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 92° (sunlit = 34%), Sun = 163°
 Cross-track uncertainty   : 1.0 mas = 1 km = 0.17 path-width (1-sig)
 RUWE and duplicate source : 0.87 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL64
 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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