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Stellar Occultation by (1259) Ogyalla on 2026-02-01 (01:14:41 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] : fd1d3010-de6f-11f0-4858-dcdabffd5445 [asteroids]

 Occultation Date + Time   : 2026-02-01 at 01:14:41 UT +/- 0.01 min  [1]
 Object Designation        : (1259) Ogyalla
 Star Designation          : GDR3 0620788633024768640
 Star Coordinates (ICRF)   : RA = 09 36 55.2160, DE = +17 29 49.285  [2]
 Star Magnitudes           : G = 14.33 mag, RP = 13.9 mag, BP = 14.6 mag
 Object Magnitude          : V = 14.93 mag
 Estimated Magnitude Drop  : 1.1 mag
 Estimated Max. Duration   : 2.6 sec
 Speed of the shadow       : 12.7 km/s
 Object Mean Diameter      : 33.1 km  (src: astorb) => apparent = 22 mas
 Apparent Motion           : 0.5033 arcs/min @ PA = 291 deg
 Horizontal Parallax       : 4.2010 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 20° (sunlit = 99%), Sun = 171°
 Cross-track uncertainty   : 1.0 mas = 1 km = 0.05 path-width (1-sig)
 RUWE and duplicate source : 1.01 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#77
 Note                      : FP:true

 
 [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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