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Stellar Occultation by (411056) 2009 VY44 on 2026-09-12 (02:33:37 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] : fd6588b0-d9af-11f1-43f3-f9a8ff7feb2c [observed]

 Occultation Date + Time   : 2026-09-12 at 02:33:37 UT +/- 0.21 min  [1]
 Object Designation        : (411056) 2009 VY44
 Star Designation          : GDR3 2785411914955028224
 Star Coordinates (ICRF)   : RA = 01 05 35.5424, DE = +18 41 29.095  [2]
 Star Magnitudes           : G = 14.38 mag, RP = 13.88 mag, BP = 14.71 mag
 Object Magnitude          : V = 20.36 mag
 Estimated Magnitude Drop  : 6.0 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 7.7 km/s
 Object Mean Diameter      : 2.4 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.3100 arcs/min @ PA = 238 deg
 Horizontal Parallax       : 4.2560 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 158° (sunlit = 1%), Sun = 146°
 Cross-track uncertainty   : 23.3 mas = 34 km = 14.55 path-width (1-sig)
 RUWE and duplicate source : 0.97 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL24
 Note                      : FP:true

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


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