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Stellar Occultation by (327541) 2006 BO186 on 2024-07-28 (21:41:10 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] : 1ac14c20-ddb5-11f0-547e-106d6d170dc6 [observed]

 Occultation Date + Time   : 2024-07-28 at 21:41:10 UT +/- 0.1 min  [1]
 Object Designation        : (327541) 2006 BO186
 Star Designation          : GDR3 4246146716284639488
 Star Coordinates (ICRF)   : RA = 20 15 38.4454, DE = +04 54 33.497  [2]
 Star Magnitudes           : G = 13.38 mag, RP = 12.97 mag, BP = 13.64 mag
 Object Magnitude          : V = 18.98 mag
 Estimated Magnitude Drop  : 5.6 mag
 Estimated Max. Duration   : 0.2 sec
 Speed of the shadow       : 13.1 km/s
 Object Mean Diameter      : 3.0 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.6717 arcs/min @ PA = 221 deg
 Horizontal Parallax       : 5.4400 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 97° (sunlit = 41%), Sun = 156°
 Cross-track uncertainty   : 25.3 mas = 29 km = 9.89 path-width (1-sig)
 RUWE and duplicate source : 1.35 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#30
 Note                      : FP:true

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


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