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Stellar Occultation by (2683) Brian on 2023-07-07 (01:25:31 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] : c3dfe480-ddb3-11f0-547e-d371cf7729c9 [observed]

 Occultation Date + Time   : 2023-07-07 at 01:25:31 UT +/- 0.0 min  [1]
 Object Designation        : (2683) Brian
 Star Designation          : GDR3 6841672831383247232
 Star Coordinates (ICRF)   : RA = 21 42 03.0842, DE = -15 00 43.921  [2]
 Star Magnitudes           : G = 12.32 mag, RP = 11.89 mag, BP = 12.6 mag
 Object Magnitude          : V = 16.3 mag
 Estimated Magnitude Drop  : 4.0 mag
 Estimated Max. Duration   : 2.8 sec
 Speed of the shadow       : 5.1 km/s
 Object Mean Diameter      : 14.4 km  (src: astorb) => apparent = 10 mas
 Apparent Motion           : 0.2200 arcs/min @ PA = 252 deg
 Horizontal Parallax       : 4.5470 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 12° (sunlit = 82%), Sun = 142°
 Cross-track uncertainty   : 0.4 mas = 0 km = 0.04 path-width (1-sig)
 RUWE and duplicate source : 1.88 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#70
 Note                      : FP:true

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


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