WDS 20229+4259 STTA 207 CD : NOTES
 
 
discov_num notes refcode
HO 128 B is called variable in the Bright Star Catalogue. This is doubtful.
STTA207 Statistically the same parallax within the errors would indicate the
components are physical.
 
 
REFERENCES
 
 
refcode metd author reference
Ho_1883 Ma j Hough, G.W. 1883MNRAS..43..371H
Ho_1883 MNRAS 43, 371, 1883 (data also in Ho_1890) 1890AN....125....1H
Ho_1884 Ma j Hough, G.W. 1884MNRAS..44..365H
Ho_1884 MNRAS 44, 365, 1884 (data also in Ho_1890) 1890AN....125....1H
Ho_1885 Ma j Hough, G.W. 1885MNRAS..45..417H
Ho_1885 MNRAS 45, 417, 1885 (data also in Ho_1890) 1890AN....125....1H
Ho_1886 Ma j Hough, G.W. 1886MNRAS..46..393H
Ho_1886 MNRAS 46, 393, 1886 (data also in Ho_1890) 1890AN....125....1H
Ho_1887 Ma j Hough, G.W. 1887AN....116..273H
Ho_1887 AN 116, 273, 1887
Ho_1890 Ma j Hough, G.W. 1890AN....125....1H
Ho_1890 AN 125, 1, 1890
Ho_1890b Ma j Hough, G.W. 1890AJ......9..177H
Ho_1890b AJ 9, 177, 1890 (some data also in Ho_1890 or Ho_1894b) 1890AN....125....1H
Ho_1894a Ma - Hough, G.W. 1894MNRAS..54..251H
Ho_1894a MNRAS 54, 251, 1894
Ho_1894b Ma j Hough, G.W. (HO 304 - 490) 1894AN....135..281H
Ho_1894b AN 135, 281, 1894
Ho_1894c Ma - Hough, G.W. (measure by Dembowski, H.) 1894AN....135..281H
Ho_1894c AN 135, 281, 1894
Ho_1899a Ma j Hough, G.W. 1899AN....149..65H
Ho_1899a AN 149, 65, 1899
Ho_1899b Ma - Hough, G.W. (measure by Burnham, S.W.) 1899AN....149..65H
Ho_1899b AN 149, 65, 1899
Ho_1907 Ma - Hough, G.W. 1907PFAO....3c...1D
Ho_1907 Pub. Univ. Penn. 3, Pt. 3, 1907 (measures sent to Doolittle)
Ho_1932A Ma - Hough, G.W. 1932QB821.A43......
Ho_1932A cited in ADS, 1932 (unpublished measures sent to Aitken in manuscript by Fox)
STTA (O. Struve DD - Appendix list) ...................
Stt1864 Ma - Struve, O. 1864MNRAS..24..149S
Stt1864 MNRAS 24, 149, 1864
Stt1866 orb - Struve, O. .
Stt1866 Bull. Imp. Acad. Sci. St. Petersburg, 1866
Stt1874 orb - Struve, O. .
Stt1874 Compte Rendus 79, 1467, 1874
Stt1875 orb - Struve, O. 1875MNRAS..35..367S
Stt1875 MNRAS 35, 367, 1875
Stt1878 Ma - Struve, O. 1878ObPul...9....1S
Stt1878 Pulkova Observations 9, 1, 1878
Stt1879A Ma - Struve, O. 1879Obs.....2..304G
Stt1879A cited by Gledhill (Obs 2, 304, 1879)
Stt1879B Ma - Struve, O. 1879Obs.....3..245G
Stt1879B cited by Gledhill (Obs 3, 245, 1879)
Stt1879C Ma - Struve, O. 1879Obs.....2..344G
Stt1879C cited by Gledhill (Obs 2, 344, 1879)
Stt1880A Ma - Struve, O. 1880Obs.....2..605H
Stt1880A cited by Hunt (Obs. 3, 605, 1880)
Stt1880B Ma - Struve, O. 1880Obs.....3..535G
Stt1880B cited by Gledhill (Obs 3, 535, 1880)
Stt1880C Ma - Struve, O. 1880MNRAS..40..497B
Stt1880C cited by Burnham (MNRAS 40, 497, 1880)
Stt1884A Ma - Struve, O. 1884AReg...22..216S
Stt1884A cited by Sadler (Astr. Register 22, 216, 1884)
Stt1893a Ma j Struve, O. 1893ObPul..10....1S
Stt1893a Pulkova Obs. Observations 10, 1, 1893
Stt1906A Ma - Struve, O. 1906MmRAS..56....1L
Stt1906A cited by Lewis (MemRAS 56, 1, 1906)
Stt1906B Ma j Struve, O. 1906QB821.B972.....
Stt1906B cited in BDS (Burnham Double Star Cat., 1906)
Stt1908A Ma - Struve, O. 1908MNRAS..68..465B
Stt1908A cited by Barnard (MNRAS 68, 465, 1908)
Stt1913A Ma - Struve, O. 1913QB811.B8.......
Stt1913A cited by Burnham (Carnegie Inst. Wash. #168, 1913)
Stt1914A Ma - Struve, O. 1914AN....198..107R
Stt1914A cited by Rabe (AN 198, 107, 1914)
Stt1932A Ma - Struve, O. 1932QB821.A43......
Stt1932A 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
20229+4259 STTA207 CD 1998 2 163 56.3 8.01 15.00 N D 202302.67+425938.2
20229+4259 STTA207 CD 2003 4 162 56.1 8.01 15.00 N D 202302.67+425938.2
20229+4259 STTA207 CD 2015 5 162 56.1 8.01 14.43 A0 N 202302.67+425938.2

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