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Stellar Occultation by (3134) Kostinsky on 2026-03-09 (18:08:25 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] : 0fccb820-de75-11f0-4858-e8b0bffdb724 [asteroids]

 Occultation Date + Time   : 2026-03-09 at 18:08:25 UT +/- 0.01 min  [1]
 Object Designation        : (3134) Kostinsky
 Star Designation          : GDR3 3834861988044396800
 Star Coordinates (ICRF)   : RA = 10 10 16.5362, DE = +00 35 48.811  [2]
 Star Magnitudes           : G = 11.28 mag, RP = 10.84 mag, BP = 11.56 mag
 Object Magnitude          : V = 16.23 mag
 Estimated Magnitude Drop  : 5.0 mag
 Estimated Max. Duration   : 3.5 sec
 Speed of the shadow       : 14.3 km/s
 Object Mean Diameter      : 50.0 km  (src: astorb) => apparent = 23 mas
 Apparent Motion           : 0.3967 arcs/min @ PA = 295 deg
 Horizontal Parallax       : 2.9460 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 86° (sunlit = 65%), Sun = 162°
 Cross-track uncertainty   : 1.2 mas = 2 km = 0.05 path-width (1-sig)
 RUWE and duplicate source : 3.31 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#67
 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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