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Stellar Occultation by (1687) Glarona on 2026-09-11 (20:43:08 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] : f088aff0-d9af-11f1-43f3-f9c3bf798b86 [observed]

 Occultation Date + Time   : 2026-09-11 at 20:43:08 UT +/- 0.05 min  [1]
 Object Designation        : (1687) Glarona
 Star Designation          : GDR3 6863837405256455424
 Star Coordinates (ICRF)   : RA = 19 51 00.1781, DE = -23 02 50.260  [2]
 Star Magnitudes           : G = 14.14 mag, RP = 13.59 mag, BP = 14.51 mag
 Object Magnitude          : V = 16.05 mag
 Estimated Magnitude Drop  : 2.1 mag
 Estimated Max. Duration   : 16.0 sec
 Speed of the shadow       : 2.1 km/s
 Object Mean Diameter      : 33.9 km  (src: astorb) => apparent = 19 mas
 Apparent Motion           : 0.0700 arcs/min @ PA = 261 deg
 Horizontal Parallax       : 3.5580 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 117° (sunlit = 1%), Sun = 126°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.02 path-width (1-sig)
 RUWE and duplicate source : 1.08 mas, dup.src = 1  (0:false, 1:true)

 Ephemeris Reference       : JPL70
 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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