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Stellar Occultation by (3703) Volkonskaya on 2025-10-28 (04:56:38 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] : a3a2c5c0-ddb8-11f0-547e-64f981fd902e [observed]

 Occultation Date + Time   : 2025-10-28 at 04:56:38 UT +/- 0.02 min  [1]
 Object Designation        : (3703) Volkonskaya
 Star Designation          : GDR3 3344653078220730496
 Star Coordinates (ICRF)   : RA = 06 19 36.0770, DE = +14 11 52.405  [2]
 Star Magnitudes           : G = 12.76 mag, RP = 12.24 mag, BP = 12.99 mag
 Object Magnitude          : V = 18.51 mag
 Estimated Magnitude Drop  : 5.8 mag
 Estimated Max. Duration   : 1.3 sec
 Speed of the shadow       : 3.6 km/s
 Object Mean Diameter      : 4.6 km  (src: astorb) => apparent = 4 mas
 Apparent Motion           : 0.1683 arcs/min @ PA = 160 deg
 Horizontal Parallax       : 5.0520 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 161° (sunlit = 36%), Sun = 120°
 Cross-track uncertainty   : 0.2 mas = 0 km = 0.05 path-width (1-sig)
 RUWE and duplicate source : 1.28 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#108
 Note                      : FP:true

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


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