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Stellar Occultation by (18063) 1999 XW211 on 2020-10-25 (20:34:56 UT)



Event Details
 Occultation UUID [and db] : 4030490d-60d8-46ee-a1f2-4f802ff36494 [observed]

 Occultation Date + Time   : 2020-10-25 at 20:34:56 UT +/- 0.05 min  [1]
 Object Designation        : (18063) 1999 XW211
 Star Designation          : GDR3 2797814028159306880
 Star Coordinates (ICRF)   : RA = 00 14 16.9163, DE = +20 04 47.852  [2]
 Star Magnitudes           : G = 12.88 mag, RP = 12.24 mag, BP = 13.35 mag
 Object Magnitude          : V = 18.18 mag
 Estimated Magnitude Drop  : 5.3 mag
 Estimated Max. Duration   : 1.3 sec
 Object Mean Diameter      : 19 km  (src: astorb)
 Orbital Class             : JTRO
 Speed of the shadow       : 14.3 km/s
 Elongation to Moon & Sun  : 47° (sunlit = 73%), Sun = 153°
 Cross-track uncertainty   : 9.7 mas = 27 km = 1.49 path-width (1-sig)
 RUWE and duplicate source : 1.86 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#40

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


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