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Stellar Occultation by (3803) Tuchkova on 2024-12-03 (19:17:09 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] : b6e22b60-ddb5-11f0-547e-1da76d43ee13 [observed]

 Occultation Date + Time   : 2024-12-03 at 19:17:09 UT +/- 0.0 min  [1]
 Object Designation        : (3803) Tuchkova
 Star Designation          : GDR3 3414858300105490816
 Star Coordinates (ICRF)   : RA = 05 09 44.7288, DE = +20 55 05.940  [2]
 Star Magnitudes           : G = 14.36 mag, RP = 13.6 mag, BP = 14.98 mag
 Object Magnitude          : V = 15.64 mag
 Estimated Magnitude Drop  : 1.6 mag
 Estimated Max. Duration   : 2.5 sec
 Speed of the shadow       : 14.0 km/s
 Object Mean Diameter      : 35.5 km  (src: astorb) => apparent = 24 mas
 Apparent Motion           : 0.5600 arcs/min @ PA = 249 deg
 Horizontal Parallax       : 4.2660 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 155° (sunlit = 7%), Sun = 174°
 Cross-track uncertainty   : 0.4 mas = 0 km = 0.02 path-width (1-sig)
 RUWE and duplicate source : 1.06 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#72
 Note                      : FP:true

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


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