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Stellar Occultation by (1794) Finsen on 2026-08-10 (20:07:16 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] : dc803cb0-d9ac-11f1-43f3-5678d578d823 [observed]

 Occultation Date + Time   : 2026-08-10 at 20:07:16 UT +/- 0.01 min  [1]
 Object Designation        : (1794) Finsen
 Star Designation          : GDR3 4262102279308230656
 Star Coordinates (ICRF)   : RA = 19 07 16.1290, DE = -02 08 57.032  [2]
 Star Magnitudes           : G = 13.97 mag, RP = 13.53 mag, BP = 14.22 mag
 Object Magnitude          : V = 15.77 mag
 Estimated Magnitude Drop  : 2.0 mag
 Estimated Max. Duration   : 4.1 sec
 Speed of the shadow       : 9.1 km/s
 Object Mean Diameter      : 37.3 km  (src: astorb) => apparent = 23 mas
 Apparent Motion           : 0.3400 arcs/min @ PA = 240 deg
 Horizontal Parallax       : 3.9940 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 156° (sunlit = 5%), Sun = 144°
 Cross-track uncertainty   : 1.0 mas = 1 km = 0.04 path-width (1-sig)
 RUWE and duplicate source : 0.9 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL75
 Note                      : FP:true

 Object is a <Gaia mass determination> target !

 [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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