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Stellar Occultation by (75569) IRSOL on 2026-10-12 (17:58:47 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] : 7e127bf0-d9b3-11f1-43f3-39b253ee4ce3 [observed]

 Occultation Date + Time   : 2026-10-12 at 17:58:47 UT +/- 0.09 min  [1]
 Object Designation        : (75569) IRSOL
 Star Designation          : GDR3 0289541685502371328
 Star Coordinates (ICRF)   : RA = 01 29 33.5506, DE = +21 56 30.066  [2]
 Star Magnitudes           : G = 13.49 mag, RP = 12.97 mag, BP = 13.83 mag
 Object Magnitude          : V = 18.31 mag
 Estimated Magnitude Drop  : 4.8 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 6.6 km/s
 Object Mean Diameter      : 2.0 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.5283 arcs/min @ PA = 249 deg
 Horizontal Parallax       : 8.5480 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 164° (sunlit = 5%), Sun = 165°
 Cross-track uncertainty   : 29.3 mas = 21 km = 10.93 path-width (1-sig)
 RUWE and duplicate source : 0.93 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL36
 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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