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Stellar Occultation by (175) Andromache on 2018-01-27 (18:31:18 UT)



Event Details
 Occultation UUID [and db] : 994b8351-4cbe-478b-bffb-2df92f7cc01d [observed]

 Occultation Date + Time   : 2018-01-27 at 18:31:18 UT +/- 0.01 min  [1]
 Object Designation        : (175) Andromache
 Star Designation          : GDR3 0685995685505888128
 Star Coordinates (ICRF)   : RA = 08 52 23.5116, DE = +21 53 25.159  [2]
 Star Magnitudes           : G = 11.23 mag, RP = 10.46 mag, BP = 11.48 mag
 Object Magnitude          : V = 13.94 mag
 Estimated Magnitude Drop  : 2.8 mag
 Estimated Max. Duration   : 6.1 sec
 Object Mean Diameter      : 101 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 16.4 km/s
 Elongation to Moon & Sun  : 55° (sunlit = 80%), Sun = 176°
 Cross-track uncertainty   : 1.6 mas = 3 km = 0.03 path-width (1-sig)
 RUWE and duplicate source : 27.3 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#74

 Object is a <Gaia mass determination> target !

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


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