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Stellar Occultation by (4164) Shilov on 2018-04-17 (20:27:10 UT)



Event Details
 Occultation UUID [and db] : c973f3f0-39da-4e26-ac64-e5a6428521b6 [observed]

 Occultation Date + Time   : 2018-04-17 at 20:27:10 UT +/- 0.02 min  [1]
 Object Designation        : (4164) Shilov
 Star Designation          : GDR3 3592789075667555200
 Star Coordinates (ICRF)   : RA = 11 33 31.0909, DE = -07 52 03.369  [2]
 Star Magnitudes           : G = 11.26 mag, RP = 10.56 mag, BP = 11.81 mag
 Object Magnitude          : V = 16.44 mag
 Estimated Magnitude Drop  : 5.2 mag
 Estimated Max. Duration   : 1.2 sec
 Object Mean Diameter      : 12 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 9.9 km/s
 Elongation to Moon & Sun  : 124° (sunlit = 4%), Sun = 148°
 Cross-track uncertainty   : 1.7 mas = 2 km = 0.19 path-width (1-sig)
 RUWE and duplicate source : 0.8 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#60

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


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