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Stellar Occultation by (4063) Euforbo on 2022-12-29 (19:50:33 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] : 4141ef50-ddb3-11f0-547e-f132b3bf46e9 [observed]

 Occultation Date + Time   : 2022-12-29 at 19:50:33 UT +/- 0.02 min  [1]
 Object Designation        : (4063) Euforbo
 Star Designation          : GDR3 3340777437170537984
 Star Coordinates (ICRF)   : RA = 05 32 45.2957, DE = +12 01 49.627  [2]
 Star Magnitudes           : G = 14.09 mag, RP = 13.54 mag, BP = 14.47 mag
 Object Magnitude          : V = 15.17 mag
 Estimated Magnitude Drop  : 1.4 mag
 Estimated Max. Duration   : 6.3 sec
 Speed of the shadow       : 16.2 km/s
 Object Mean Diameter      : 102.2 km  (src: astorb) => apparent = 39 mas
 Apparent Motion           : 0.3683 arcs/min @ PA = 287 deg
 Horizontal Parallax       : 2.4190 arcs
 Dynamical Class           : JTRO
 Elongation to Moon & Sun  : 78° (sunlit = 47%), Sun = 161°
 Cross-track uncertainty   : 2.7 mas = 7 km = 0.07 path-width (1-sig)
 RUWE and duplicate source : 1.0 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL105
 Note                      : FP:true

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


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