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Stellar Occultation by (12809) 1996 BB on 2022-12-13 (19:07:37 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] : 44c71e70-ddb3-11f0-547e-4c99fc197259 [observed]

 Occultation Date + Time   : 2022-12-13 at 19:07:37 UT +/- 0.0 min  [1]
 Object Designation        : (12809) 1996 BB
 Star Designation          : GDR3 3298763890984540032
 Star Coordinates (ICRF)   : RA = 04 06 43.0771, DE = +08 34 26.105  [2]
 Star Magnitudes           : G = 12.91 mag, RP = 12.14 mag, BP = 13.55 mag
 Object Magnitude          : V = 17.12 mag
 Estimated Magnitude Drop  : 4.2 mag
 Estimated Max. Duration   : 0.8 sec
 Speed of the shadow       : 11.1 km/s
 Object Mean Diameter      : 8.3 km  (src: astorb) => apparent = 6 mas
 Apparent Motion           : 0.5050 arcs/min @ PA = 280 deg
 Horizontal Parallax       : 4.8560 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 83° (sunlit = 74%), Sun = 156°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.05 path-width (1-sig)
 RUWE and duplicate source : 0.95 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#65
 Note                      : FP:true

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


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