WDS 18520-5418 TOK 325 Aa,Ab : NOTES
 
 
discov_num notes refcode
TOK 325 Triple system. The inner astrometric binary is resolved here; the CPM Tok2012c
companion at 146 is found by Tokovinin & Lepine (2012). Tok2013b
 
 
REFERENCES
 
 
refcode metd author reference
Tok2012c Pp - Tokovinin, A. & Lepine, S. 2012AJ....144..102T
Tok2012c +E2 AJ 144, 102, 2012
Tok2012c (Note: Per author's suggestion, catalog only includes pairs with Pphys > 0.2 or
Tok2012c both proper motions >100 mas/yr. Coarse date of 1980 assumed for all Sky Survey
Tok2012c measures. Theta values derived by cataloguer from component coordinates.
Tok2012c 2MASS photometry replaced with more precise catalog values and errors.)
Tok2013b A j Tokovinin, A., Hartung, M., & Hayward, T.L. 2013AJ....146....8T
Tok2013b AJ 146, 8, 2013
Tok2021f orb - Tokovinin, A. 2021IAUDS.204....1T
Tok2021f Inf. Circ. 204, 1, 2021
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18520-5418 TOK 325 Aa,Ab 2013 3 293 0.1 8.61 11.50 185201.95-541807.0
18520-5418 TOK 325 Aa,Ab 2014 5 311 0.1 8.61 11.50 G3V 185201.95-541807.0
18520-5418 TOK 325 Aa,Ab 2015 7 327 0.1 8.61 11.50 G3V 185201.95-541807.0
18520-5418 TOK 325 Aa,Ab 2017 9 81 0.1 8.61 11.50 G3V N 185201.95-541807.0
18520-5418 TOK 325 Aa,Ab 2018 12 128 0.1 8.61 11.50 G3V NO 185201.95-541807.0
18520-5418 TOK 325 Aa,Ab 2019 13 155 0.1 8.61 11.50 G3V NO 185201.95-541807.0
18520-5418 TOK 325 Aa,Ab 2020 16 215 0.1 8.61 11.50 G3V NO 185201.95-541807.0
18520-5418 TOK 325 Aa,Ab 2021 18 242 0.1 8.61 11.50 G3V NO 185201.95-541807.0

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