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Stellar Occultation by (13986) 1992 WA4 on 2021-12-27 (01:13:10 UT)



Event Details
 Occultation UUID [and db] : ac925a14-cc77-4d98-badb-513d76fbe389 [observed]

 Occultation Date + Time   : 2021-12-27 at 01:13:10 UT +/- 0.03 min  [1]
 Object Designation        : (13986) 1992 WA4
 Star Designation          : GDR3 3440949852767915904
 Star Coordinates (ICRF)   : RA = 05 40 49.4848, DE = +25 59 22.050  [2]
 Star Magnitudes           : G = 10.77 mag, RP = 9.97 mag, BP = 11.45 mag
 Object Magnitude          : V = 17.45 mag
 Estimated Magnitude Drop  : 6.7 mag
 Estimated Max. Duration   : 0.6 sec
 Object Mean Diameter      : 8 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 12.2 km/s
 Elongation to Moon & Sun  : 99° (sunlit = 51%), Sun = 170°
 Cross-track uncertainty   : 2.0 mas = 2 km = 0.38 path-width (1-sig)
 RUWE and duplicate source : 1.04 mas, dup.src = 1  (0:false, 1:true)

 Ephemeris Reference       : JPL#42

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


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