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Stellar Occultation by (266) Aline on 2025-08-18 (01:39:02 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] : 4978c2d0-ddb7-11f0-547e-c3ef6b775230 [observed]

 Occultation Date + Time   : 2025-08-18 at 01:39:02 UT +/- 0.0 min  [1]
 Object Designation        : (266) Aline
 Star Designation          : GDR3 3403936236928016896
 Star Coordinates (ICRF)   : RA = 05 29 24.7324, DE = +22 05 52.376  [2]
 Star Magnitudes           : G = 13.04 mag, RP = 12.52 mag, BP = 13.38 mag
 Object Magnitude          : V = 13.87 mag
 Estimated Magnitude Drop  : 1.3 mag
 Estimated Max. Duration   : 3.4 sec
 Speed of the shadow       : 31.7 km/s
 Object Mean Diameter      : 109.1 km  (src: astorb) => apparent = 55 mas
 Apparent Motion           : 0.9633 arcs/min @ PA = 96 deg
 Horizontal Parallax       : 3.2240 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 7° (sunlit = 29%), Sun = 62°
 Cross-track uncertainty   : 0.7 mas = 1 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 1.0 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL145
 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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