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Stellar Occultation by (249098) 2007 VB181 on 2025-08-14 (22:44:34 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] : 3e3d3e00-ddb7-11f0-547e-ed779bfe419a [observed]

 Occultation Date + Time   : 2025-08-14 at 22:44:34 UT +/- 0.21 min  [1]
 Object Designation        : (249098) 2007 VB181
 Star Designation          : GDR3 4252332667494859136
 Star Coordinates (ICRF)   : RA = 18 46 04.9927, DE = -07 14 10.824  [2]
 Star Magnitudes           : G = 10.59 mag, RP = 9.78 mag, BP = 11.28 mag
 Object Magnitude          : V = 20.71 mag
 Estimated Magnitude Drop  : 10.1 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 6.3 km/s
 Object Mean Diameter      : 2.1 km  (src: astorb) => apparent = 1 mas
 Apparent Motion           : 0.2533 arcs/min @ PA = 234 deg
 Horizontal Parallax       : 4.2960 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 112° (sunlit = 64%), Sun = 137°
 Cross-track uncertainty   : 31.3 mas = 46 km = 22.13 path-width (1-sig)
 RUWE and duplicate source : 1.06 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#22
 Note                      : FP:true

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


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