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Stellar Occultation by (83657) Albertosordi on 2026-09-22 (03:37:02 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] : 9a3a8040-d9b1-11f1-43f3-6cfb6bffd7c0 [observed]

 Occultation Date + Time   : 2026-09-22 at 03:37:02 UT +/- 0.02 min  [1]
 Object Designation        : (83657) Albertosordi
 Star Designation          : GDR3 2809466446232347008
 Star Coordinates (ICRF)   : RA = 00 38 25.2268, DE = +27 27 18.388  [2]
 Star Magnitudes           : G = 14.58 mag, RP = 14.1 mag, BP = 14.89 mag
 Object Magnitude          : V = 17.32 mag
 Estimated Magnitude Drop  : 2.8 mag
 Estimated Max. Duration   : 0.8 sec
 Speed of the shadow       : 7.6 km/s
 Object Mean Diameter      : 6.1 km  (src: astorb) => apparent = 6 mas
 Apparent Motion           : 0.4117 arcs/min @ PA = 251 deg
 Horizontal Parallax       : 5.7740 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 77° (sunlit = 79%), Sun = 150°
 Cross-track uncertainty   : 2.7 mas = 2 km = 0.49 path-width (1-sig)
 RUWE and duplicate source : 0.95 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL44
 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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