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Stellar Occultation by (4164) Shilov on 2026-03-18 (17:31:35 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] : c7a609a0-de76-11f0-4858-0a895ff1b231 [asteroids]

 Occultation Date + Time   : 2026-03-18 at 17:31:35 UT +/- 0.0 min  [1]
 Object Designation        : (4164) Shilov
 Star Designation          : GDR3 3132959534681032320
 Star Coordinates (ICRF)   : RA = 06 53 46.8918, DE = +06 40 41.894  [2]
 Star Magnitudes           : G = 14.85 mag, RP = 14.5 mag, BP = 15.07 mag
 Object Magnitude          : V = 16.6 mag
 Estimated Magnitude Drop  : 2.0 mag
 Estimated Max. Duration   : 1.0 sec
 Speed of the shadow       : 12.1 km/s
 Object Mean Diameter      : 12.1 km  (src: astorb) => apparent = 9 mas
 Apparent Motion           : 0.5333 arcs/min @ PA = 67 deg
 Horizontal Parallax       : 4.7020 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 110° (sunlit = 0%), Sun = 105°
 Cross-track uncertainty   : 0.4 mas = 0 km = 0.04 path-width (1-sig)
 RUWE and duplicate source : 1.01 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#74
 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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