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Stellar Occultation by (202792) 2008 QB6 on 2024-09-18 (19:48:23 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] : a2ca7b30-c355-11ef-5276-cbedded792cc [observed]

 Occultation Date + Time   : 2024-09-18 at 19:48:23 UT +/- 0.44 min  [1]
 Object Designation        : (202792) 2008 QB6
 Star Designation          : GDR3 6858137433895374976
 Star Coordinates (ICRF)   : RA = 20 46 04.5867, DE = -18 52 56.792  [2]
 Star Magnitudes           : G = 13.07 mag, RP = 12.45 mag, BP = 13.53 mag
 Object Magnitude          : V = 19.73 mag
 Estimated Magnitude Drop  : 6.7 mag
 Estimated Max. Duration   : 0.8 sec
 Object Mean Diameter      : 3 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 4.2 km/s
 Elongation to Moon & Sun  : 58° (sunlit = 99%), Sun = 132°
 Cross-track uncertainty   : 17.3 mas = 25 km = 8.07 path-width (1-sig)
 RUWE and duplicate source : 1.0 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#30

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


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