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Stellar Occultation by (1646) Rosseland on 2020-07-19 (20:02:42 UT)



Event Details
 Occultation UUID [and db] : 4a52864a-9a08-41ac-90bd-c9694c353446 [observed]

 Occultation Date + Time   : 2020-07-19 at 20:02:42 UT +/- 0.01 min  [1]
 Object Designation        : (1646) Rosseland
 Star Designation          : GDR3 4134954651594623488
 Star Coordinates (ICRF)   : RA = 17 19 39.4707, DE = -17 29 27.700  [2]
 Star Magnitudes           : G = 11.86 mag, RP = 11.35 mag, BP = 12.2 mag
 Object Magnitude          : V = 15.98 mag
 Estimated Magnitude Drop  : 4.1 mag
 Estimated Max. Duration   : 1.8 sec
 Object Mean Diameter      : 13 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 7.3 km/s
 Elongation to Moon & Sun  : 153° (sunlit = 1%), Sun = 142°
 Cross-track uncertainty   : 0.7 mas = 0 km = 0.06 path-width (1-sig)
 RUWE and duplicate source : 1.85 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#56

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


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