WDS 20397+3644 SEI 1209 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Sei1908 Pa - Scheiner, J. 1908POPot..59.....S
Sei1908 +Po Pub. Obs. Potsdam 20, #59, 1908
Sei1913A Pa - Scheiner, J. 1913QB811.B8.......
Sei1913A cited by Burnham (Carnegie Inst. Wash. #168, 1913)
Sei1932A Pa - Scheiner, J. 1932QB821.A43......
Sei1932A cited in ADS (Aitken Double Star Cat.), 1932
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20397+3644 SEI1209 1998 5 15 21.3 11.43 11.80 D 203944.97+364357.5
20397+3644 SEI1209 2002 6 15 21.3 11.43 11.80 D 203944.97+364357.5
20397+3644 SEI1209 2010 7 15 21.3 11.43 11.80 203944.97+364357.5
20397+3644 SEI1209 2015 8 15 21.4 11.43 11.80 203944.97+364357.5

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