WDS 20213+3758 LDS 1040 AC : NOTES
 
 
discov_num notes refcode
LDS1040 AC: Originally 20214+3758 LDS1040; found to share primary with
20213+3758 SEI1098, so systems merged.
 
 
REFERENCES
 
 
refcode metd author reference
LDS Luyten p.m. catalog (from additional DD list) ...................
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
20213+3758 LDS1040 AC 1936 1 87 217.0 11.65 13.70 202121.32+375823.5
20213+3758 LDS1040 AC 2002 4 74 206.4 11.47 11.00 N 202121.32+375823.5
20213+3758 LDS1040 AC 2015 5 74 206.4 11.47 11.00 N 202121.32+375823.5

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