WDS 18130+4251 ES 473 BC : NOTES
 
 
discov_num notes refcode
ES 473 B is BD+42@3026.
 
 
DISCOVERER
 
 
discov author
ES Espin, T.E.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
18130+4251 ES 473 BC 1998 4 172 20.5 10.48 12.00 N 181305.15+425100.3
18130+4251 ES 473 BC 2003 5 172 20.9 10.48 11.90 N D 181305.15+425100.3
18130+4251 ES 473 BC 2017 6 173 22.4 10.48 11.90 F5 N 181305.15+425100.3
18130+4251 ES 473 BC 2018 8 173 22.5 10.48 11.90 F5 N 181305.15+425100.3

If you need more information about this double, apply for a data request form to the WDS.