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Stellar Occultation by (5410) Spivakov on 2026-08-20 (22:46:16 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] : 355780e0-d9ae-11f1-43f3-c60dfdff509f [observed]

 Occultation Date + Time   : 2026-08-20 at 22:46:16 UT +/- 0.02 min  [1]
 Object Designation        : (5410) Spivakov
 Star Designation          : GDR3 4091900387624402176
 Star Coordinates (ICRF)   : RA = 18 29 35.7841, DE = -20 36 50.751  [2]
 Star Magnitudes           : G = 14.23 mag, RP = 13.2 mag, BP = 15.33 mag
 Object Magnitude          : V = 19.74 mag
 Estimated Magnitude Drop  : 5.5 mag
 Estimated Max. Duration   : 1.1 sec
 Speed of the shadow       : 5.7 km/s
 Object Mean Diameter      : 6.3 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.1517 arcs/min @ PA = 249 deg
 Horizontal Parallax       : 2.8530 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 31° (sunlit = 58%), Sun = 129°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.11 path-width (1-sig)
 RUWE and duplicate source : 0.94 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL50
 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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