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Stellar Occultation by (480) Hansa on 2018-09-17 (23:27:40 UT)



Event Details
 Occultation UUID [and db] : c45b5f14-b94f-47c1-928b-a0efc4c2fe47 [observed]

 Occultation Date + Time   : 2018-09-17 at 23:27:40 UT +/- 0.01 min  [1]
 Object Designation        : (480) Hansa
 Star Designation          : GDR3 1875656095549453440
 Star Coordinates (ICRF)   : RA = 22 32 13.3883, DE = +23 57 52.409  [2]
 Star Magnitudes           : G = 12.21 mag, RP = 11.64 mag, BP = 12.62 mag
 Object Magnitude          : V = 12.33 mag
 Estimated Magnitude Drop  : 0.8 mag
 Estimated Max. Duration   : 4.6 sec
 Object Mean Diameter      : 56 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 12.1 km/s
 Elongation to Moon & Sun  : 75° (sunlit = 60%), Sun = 149°
 Cross-track uncertainty   : 2.3 mas = 2 km = 0.05 path-width (1-sig)
 RUWE and duplicate source : 0.94 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#66

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


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