WDS 19513+2308 CHE 166 AC : NOTES
 
 
discov_num notes refcode
CHE 166 AB: There was an error in Chevalier's coordinates due to incorrect Che1908
plate center coordinates. Berko's match to this pair was correct. Bko2011c
AC: Berko's match is actually CHE 165. Hrt2012b
BKO 997 CD: Originally 19510+2308 BKO 997, but primary found to be the C
component of 19513+2308 CHE 166AC.
Incorrectly identified by Berko as 19513+2309CHE 165. Bko2011c
 
 
REFERENCES
 
 
refcode metd author reference
Bko2011c C u Berko, E. ...................
Bko2011c Webb Soc., Double Star Circ. 19, 42, 2011 (BKO 981 - BKO1042)
Che1908 Pa - Chevalier, Stanislas .
Che1908 Shanghai Obs. Zo-Se 4, 60, 1908 (corrections described in Bko2011c and Hrt2012b)
Hrt2012b E2 - Hartkopf, W.I. ...................
Hrt2012b Webb Soc., Double Star Circ. 20, 2012
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19513+2308 CHE 166 AC 1907 1 164 19.6 11.50 12.70 195115.11+230839.2
19513+2308 CHE 166 AC 2000 2 15 19.4 11.50 12.70 N 195057.10+230733.5
19513+2308 CHE 166 AC 2001 3 15 19.5 11.50 12.70 N 195057.10+230733.5
19513+2308 CHE 166 AC 2012 4 12 19.1 11.50 12.70 N 195057.10+230733.5
19513+2308 CHE 166 AC 2015 8 15 19.5 11.50 12.70 N 195057.10+230733.5

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