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Stellar Occultation by (1585) Union on 2018-10-20 (07:35:33 UT)



Event Details
 Occultation UUID [and db] : 334ee74f-b7b2-493c-91c1-794ea4467457 [observed]

 Occultation Date + Time   : 2018-10-20 at 07:35:33 UT +/- 0.01 min  [1]
 Object Designation        : (1585) Union
 Star Designation          : GDR3 3073393625385237120
 Star Coordinates (ICRF)   : RA = 08 40 34.5334, DE = -01 01 34.508  [2]
 Star Magnitudes           : G = 10.86 mag, RP = 10.15 mag, BP = 11.42 mag
 Object Magnitude          : V = 15.0 mag
 Estimated Magnitude Drop  : 4.2 mag
 Estimated Max. Duration   : 2.1 sec
 Object Mean Diameter      : 50 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 23.7 km/s
 Elongation to Moon & Sun  : 149° (sunlit = 81%), Sun = 75°
 Cross-track uncertainty   : 1.3 mas = 2 km = 0.04 path-width (1-sig)
 RUWE and duplicate source : 0.91 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#70

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


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