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Stellar Occultation by (121827) 2000 BG12 on 2024-07-15 (22:23:21 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] : f556e5d0-ddb4-11f0-547e-f5d169df4504 [observed]

 Occultation Date + Time   : 2024-07-15 at 22:23:21 UT +/- 0.01 min  [1]
 Object Designation        : (121827) 2000 BG12
 Star Designation          : GDR3 4147848688833937792
 Star Coordinates (ICRF)   : RA = 17 48 49.1787, DE = -16 25 45.508  [2]
 Star Magnitudes           : G = 13.61 mag, RP = 12.6 mag, BP = 14.68 mag
 Object Magnitude          : V = 19.63 mag
 Estimated Magnitude Drop  : 6.0 mag
 Estimated Max. Duration   : 0.4 sec
 Speed of the shadow       : 10.5 km/s
 Object Mean Diameter      : 3.8 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.3850 arcs/min @ PA = 255 deg
 Horizontal Parallax       : 3.8900 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 42° (sunlit = 69%), Sun = 153°
 Cross-track uncertainty   : 0.7 mas = 1 km = 0.30 path-width (1-sig)
 RUWE and duplicate source : 1.02 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#42
 Note                      : FP:true

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


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