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Stellar Occultation by (342842) 2008 YB3 on 2021-09-20 (22:30:30 UT)



Event Details
 Occultation UUID [and db] : 0efa6083-92e6-4463-9b47-90fedff53088 [observed]

 Occultation Date + Time   : 2021-09-20 at 22:30:30 UT +/- 0.4 min  [1]
 Object Designation        : (342842) 2008 YB3
 Star Designation          : GDR3 2087238764516302336
 Star Coordinates (ICRF)   : RA = 19 47 46.7436, DE = +49 53 04.016  [2]
 Star Magnitudes           : G = 10.49 mag, RP = 10.04 mag, BP = 10.77 mag
 Object Magnitude          : V = 21.24 mag
 Estimated Magnitude Drop  : 10.8 mag
 Estimated Max. Duration   : 1.3 sec
 Object Mean Diameter      : 44 km  (src: astorb)
 Orbital Class             : CEN
 Speed of the shadow       : 35.0 km/s
 Elongation to Moon & Sun  : 77° (sunlit = 100%), Sun = 107°
 Cross-track uncertainty   : 56.7 mas = 563 km = 12.80 path-width (1-sig)
 RUWE and duplicate source : 1.05 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#19

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


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