21012+4609 STT 426 AB (60 Cyg)

Coord 2000	21012+4609		Discov num	STT 426		Comp	AB		Coord arcsec 2000	21 01 10.93 +46 09 20.8
Date first	1848		Date last	2017		Obs	20
Pa first	166		Pa last	159.1		P.A. Now (θ)	159.1°
Sep first	2.6		Sep last	2.89		Sep. Now (ρ)	2.89"
Mag pri	5.40		Mag sec	9.53		delta mag (ΔM)	4.13		Spectral class	B1Ve (blue-white)
Pri motion ra	+004		Sec motion ra	+006
Pri motion dec	+004		Sec motion dec	+003
Notes	N (See Notes)

rPM=0.333 Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		50359	21 01 11 +46 09 21	CIA 21 Aa,Ab	2021	5	30	0.0	6.70	6.70	0.00
Show	60 Cyg	50359	21 01 11 +46 09 21	STT 426 AB	2017	20	159	2.9	5.40	9.53	4.13		<===

Triple system
2 estimated visually detectable stars in this system

Name	60 Cyg		Var name	V1931 Cyg		Constellation	Cygnus		SAO	50359
HIP	103732		Tycho2	3588-12112-1		HD	200310		HR	8053
GC	29354		ADS	14549		BD	BD+45 3364		Flamsteed	60 Cygni
Flamsteed name	60 Cyg		Distance	467.29		Distance ly	1524.3

discov_num	notes	refcode
STT 426	60 Cyg. A is probably a spectroscopic binary, and is the variable
	V1931 Cyg.

refcode	metd	author	reference
CIA		Center for High Angular Resolution Astronomy (CHARA Interferometric Array)
CIA2005	not j	McAlister, H.A., ten Brummelaar, T.A., Gies, D.R., Huang, W., Bagnuolo, Jr., W.G.,	2005ApJ...628..439M
CIA2005		Shure, M.A., Sturmann, J., Sturmann, L., Turner, N.H., Taylor, S.F., Berger, D.H.,	.
CIA2005		Baines, E.K., Grundstrom, E. & Ogden, C.	.
CIA2005		ApJ 628, 439, 2005	.
CIA2006	not j	Berger, D.H., Gies, D.R., McAlister, H.A., ten Brummelaar, T.A., Henry, T.J.,	2006ApJ...644..475B
CIA2006		Sturmann, J., Sturmann, L., Turner, N.H., Ridgway, S.T., Aufdenberg, J.P. &	.
CIA2006		Merand, A.	.
CIA2006		ApJ 644, 475, 2006
CIA2007	not j	Di Holco, E., Absil, O., Augereau, J.-C., Merand, A., Coude du Foresto, V.,	2007A&A...475..243D
CIA2007		Thevenin, F., Defrere, D., Kervella, P., ten Brummelaar, T.A., McAlister, H.A.,	.
CIA2007		Ridgway, S.T., Sturmann, J., Sturmann, L. & Turner, N.H.	.
CIA2007		A&A 475, 243, 2007	.
CIA2008	Kc j	Baines, E.K., McAlister, H.A., ten Brummelaar, T.A., Turner, N.H., Sturmann, J.	2008ApJ...682..577B
CIA2008		Sturmann, L., & Ridgway, S.T.
CIA2008		ApJ 682, 577, 2008
CIA2008b	Kc j	Zhao, M., Gies, D., Monnier, J.D., Thureau, N., Pedretti, E., Baron, F.,	2008ApJ...684L..95Z
CIA2008b	+orb	Merand, A., ten Brummelaar, T., McAlister, H., Ridgway, S.T., Turner, N.,
CIA2008b		Sturmann, J., Sturmann, L., Farrington, C., & Goldfinger, P.J.
CIA2008b		ApJ 684, L95, 2008
CIA2008c	not j	Baines, E.K., McAlister, H.A., ten Brummelaar, T.A., Turner, N.H., Sturmann, J.,	2008ApJ...680..728B
CIA2008c		Sturmann, L., Goldfinger, P.J. & Ridgway, S.T.	.
CIA2008c		ApJ 680, 728, 2008	.
CIA2008d	not j	Boyajian, T.S., McAlister, H.A., Baines, E.K., Gies, D.R., Henry, T., Jao, W.-C.,	2008ApJ...683..424B
CIA2008d		O'Brien, D., Raghavan, D., Touhami, Y., ten Brummelaar, T.A., Farrington, C.,	.
CIA2008d		Goldfinger, P.J., Sturmann, L., Sturmann, J., Turner, N.H. & Ridgway, S.	.
CIA2008d		ApJ 683, 424, 2008	.
CIA2008e	not j	Kervella, P., Merand, A., Pichon, B., Thevenin, F., Heiter, U., Bigot, L.,	2008A&A...488..667K
CIA2008e		ten Brummelaar, T.A., McAlister, H.A., Ridgway, S.T., Turner, N., Sturmann, J.,	.
CIA2008e		Sturmann, L., Goldfinger, P.J. & Farrington, C.	.
CIA2008e		A&A 488, 667, 2008	.
CIA2009a	not j	Baines, E.K., McAlister, H.A., ten Brummelaar, T.A., Sturmann, J., Sturmann, L.,	2009ApJ...701..154B
CIA2009a		Turner, N.H. & Ridgway, S.T.	.
CIA2009a		ApJ 701, 154, 2009	.
CIA2009b	not j	Boyajian, T.S., McAlister, H.A., Cantrell, J.R., Gies, D.R., ten Brummelaar, T.A.,	2009ApJ...691.1243B
CIA2009b		Farrington, C., Goldfinger, P.J., Sturmann, L., Sturmann, J., Turner, N.H. &	.
CIA2009b		Ridgway, S.	.
CIA2009b		ApJ 691, 1243, 2009	.
CIA2010	Kf j	Farrington, C.D., ten Brummelaar, T.A., Mason, B.D., Hartkopf, W.I., McAlister,	2010AJ....139.2308F
CIA2010	+orb	H.A., Raghavan, D., Turner, N.H., Sturmann, L., Sturmann, J., & Ridgway, S.T.
CIA2010		AJ 139, 2308, 2010
CIA2010b	Kc j	Baines, E.K., McAlister, H.A., ten Brummelaar, T.A., Turner, N.H., Sturmann, J.	2010AJ....140..167B
CIA2010b		Sturmann, L., Goldfinger, P.J., Farrington, C.D., & Ridgway, S.T.
CIA2010b		AJ 140, 167, 2010
CIA2010c	not j	Baines, E.K., Dollinger, M.P., Cusano, F., Guenther, E.W., Hatzes, A.P.,	2010ApJ...710.1365B
CIA2010c		McAlister, H.A., ten Brummelaar, T.A., Turner, N.H., Sturmann, J., Sturmann, L.,	.
CIA2010c		Goldfinger, P.J., Farrington, C.D. & Ridgway, S.T.	.
CIA2010c		ApJ 710, 1365, 2010	.
CIA2011a	Kf -	Baines, E.K., McAlister, H.A., ten Brummelaar, T.A., Turner, N.H., Sturmann, J.	2011ApJ...731..132B
CIA2011a		Sturmann, L., Goldfinger, P.J., Farrington, C.D., & Ridgway, S.T.
CIA2011a		ApJ 731, 132, 2011
CIA2011b	Kf j	ten Brummelaar, T.A., O'Brien, D.P., Mason, B.D., Farrington, C.D.,	2011AJ....142...21T
CIA2011b	+Xh	Fullerton, A.W., Gies, D.R., Grundstrom, E.D., Hartkopf, W.I., et al.
CIA2011b	+orb	AJ 142, 21, 2011
CIA2011c	Kf -	O'Brien, D.P., McAlister, H.A., Raghavan, D., Boyajian, T.S.,	2011ApJ...728..111O
CIA2011c	+orb	ten Brummelaar, T.A., Sturmann, J., Sturmann, L., Turner, N.H., & Ridgway, S.
CIA2011c		ApJ 728, 111, 2011
CIA2011d	orb j	Monnier, J.D., Zhao, M., Pedretti, E., Millan-Gabet, R., Berger, J.-P., Traub, W.,	2011ApJ...742L...1M
CIA2011d	+Kc	Schloerb, F.P., ten Brummelaar, T., McAlister, H., Ridgway, S., Sturmann, L.,
CIA2011d	+K	Sturmann, J., et al.
CIA2011d		ApJ 742, L1, 2011 (see also IOT2011)
CIA2012a	Kf j	Raghavan, D., Farrington, C.D., ten Brummelaar, T.A., McAlister, H.A.,	2012ApJ...745...24R
CIA2012a		Ridgway, S.T., Sturmann, L., Sturmann, J., & Turner, N.H.
CIA2012a		ApJ 745, 24, 2012
CIA2012b	Kc j	Baron, F., Monnier, J., Pedretti, E., Zhao, M., Schaefer, G., Parks, R., Che, X.,	2012ApJ...752...20B
CIA2012b		Thureau, N., ten Brummelaar, T.A., McAlister, H.A., Ridgway, S.T., Farrington, C.,
CIA2012b		Sturmann, J., Sturmann, L., & Turner, N.
CIA2012b		ApJ 752, 20, 2012
CIA2012c	Kc j	Che, X., Monnier, J.D., Tycner, C., Kraus, S., Zavala, R.T., Baron, F., Pedretti,	2012ApJ...757...29C
CIA2012c	+orb	E., ten Brummelaar, T., McAlister, H., Ridgway, S.T., Sturmann, J., Sturmann, L.,
CIA2012c		& Turner, N.
CIA2012c		ApJ 757, 29, 2012 (see also NOI2012)
CIA2012d	not j	Baines, E.K., White, R.J., Huber, D., Jones, J., Boyajian, T., McAlister, H.A.,	2012ApJ...761...57B
CIA2012d		ten Brummelaar, T.A., Turner, N.H., Sturmann, J., Sturmann, L., Goldfinger, P.J.,	.
CIA2012d		Farrington, C.D., Riedel, A.R., Ireland, M., von Braun, K. & Ridgway, S.T.	.
CIA2012d		ApJ 761, 57, 2012	.
CIA2012e	not j	Boyajian, T.S., McAlister, H.A., van Belle, G., Gies, D.R., ten Brummelaar, T.A.,	2012ApJ...746..101B
CIA2012e		von Braun, K., Farrington, C., Goldfinger, P.J., O'Brien, D., Parks, J.R.,	.
CIA2012e		Richardson, N.D., Ridgway, S., Schaefer, G., Sturmann, L., Sturmann, J., Touhami,	.
CIA2012e		Y., Turner, N.H. & White, R.	.
CIA2012e		ApJ 746, 101, 2012	.
CIA2012f	not j	Boyajian, T.S., von Braun, K., van Belle, G., McAlister, H.A., ten Brummelaar,	2012ApJ...757..112B
CIA2012f		T.A., Kane, S.R., Muirhead, P.S., Jones, J., White, R., Schaefer, G., Ciardi, D.,	.
CIA2012f		Henry, T., Lopez-Morales, M., Ridgway, S., Gies, D., Jao, W.-C., Rojas-Ayala, B.,	.
CIA2012f		Parks, J.R., Sturmann, L., Sturmann, J., Turner, N.H., Farrington, C., Goldfinger,	.
CIA2012f		P.J. & Berger, D.H.
CIA2012f		ApJ 757, 112, 2012	.
CIA2013a	Kc j	Gallenne, A., Monnier, J., Merand, A., Kervella, P., Kraus, S., Schaefer, G.H.,	2013A&A...552A..21G
CIA2013a		Gieren, W., Pietrzynski, G., Szabados, L., Che, X., Baron, F., Pedretti,E., et al.
CIA2013a		A&A 552, A21, 2013
CIA2013b	Kc -	Absil, O., Defrere, D., Coude du Foresto, V., Di Folco, E., Merand, A., Augereau,	2013A&A...555A.104A
CIA2013b	+Am	J.-C., Ertel, S., Hanot, C., Kervella, P., Mollier, B., Scott, N., Che, X. et al.
CIA2013b		A&A 555, A104, 2013
CIA2013c	not j	Boyajian, T.S., von Braun, K., van Belle, G., Farrington, C., Schaefer, G., Jones,	2013ApJ...771...40B
CIA2013c		J., White, R., McAlister, H.A., ten Brummelaar, T.A., Ridgway, S., Gies, D.R.,	.
CIA2013c		Sturmann, L., Sturmann, J., Turner, N.H., Goldfinger, P.J. & Vargas, N.	.
CIA2013c		ApJ 771, 40, 2013	.
CIA2014a	Kf j	Farrington, C.D., ten Brummelaar, T.A., Mason, B.D., Hartkopf, W.I., Mourard, D.,	2014AJ....148...48F
CIA2014a	+Kc	Moravveji, E., McAlister, H.A., Turner, N.H., Sturmann, L., & Sturmann, J.
CIA2014a	+orb	AJ 148, 48, 2014
CIA2014b	not j	von Braun, K., Boyajian, T.S., van Belle, G.T., Kane, S.R., Jones, J., Farrington,	2016MNRAS.438.2413B
CIA2014b		C., Schaefer, G., Vargas, N., Scott, N., ten Brummelaar, T.A., Kephart, M., Gies,	.
CIA2014b		D.R., Ciardi, D.R., Lopez-Morales, M., Mazingue, C., McAlister, H.A., Ridgway, S.,	.
CIA2014b		Goldfinger, P.J., Turner, N.H. & Sturmann, L.	.
CIA2014b		MNRAS 438, 2413, 2014	.
CIA2015a	Kf j	Mourard, D., Monnier, J., Meilland, A., Gies, D., Millour, F., Benisty, M.,	2015A&A...577A..51M
CIA2015a	+orb	Che, X., Grundstrom, E.D., Ligi, R., Schaefer, G., Baron, F., Kraus, S.,
CIA2015a	+Kc	Zhao, M., Pedretti, E., Berio, P., Clausse, J.M., Nardetto, N., Perraut, K.,
CIA2015a		Spang, A., Stee, P., Tallon-Bose, I., McAlister, H., ten Brummelaar, T.,
CIA2015a		Ridgway, S.T., Sturmann, J., Sturmann, L., Turner, N. & Farrington, C.
CIA2015a		A&A 577, A51, 2015
CIA2015b	Kc j	Roettenbacher, R.M., Monnier, J., Henry, G.W., Fekel, F.C., Williamson, M.H.,	2015ApJ...807...23R
CIA2015b		Pourbaix, D., Latham, D.W., Latham, C.A., Torres, G., Baron, F., Che, X.,
CIA2015b		Kraus, S., et al.
CIA2015b		ApJ 807, 23, 2015
CIA2015c	Kc j	Roettenbacher, R.M., Monnier, J., Fekel, F.C., Henry, G.W., Korhonen, H.,	2015ApJ...809..159R
CIA2015c		Latham, D.W., Muterspaugh, M.W., Williamson, M.H., Baron, F.,
CIA2015c		ten Brummelaar, T.A., Che, X., Harmon, R.O., et al.
CIA2015c		ApJ 809, 159, 2015
CIA2015d	not j	Boyajian, T., von Braun, K., Feiden, G.A., Huber, D., Basu, S., Demarque, P.,	2015MNRAS.447..846B
CIA2015d		Fischer, D.A., Schaefer, G., Mann, A.W., White, T.T., Maestro, V., Brewer, J.,	.
CIA2015d		Lamell, C.B., Spada, F., Lopez-Morales, M., Ireland, M., Farrington, C., van Belle,	.
CIA2015d		G.T., Kane, S.R., Jones, J., ten Brummelaar, T.A., Ciardi, D.R., McAlister, H.A.,	.
CIA2015d		Ridgway, S., Goldfinger, P.J., Turner, N.H. & Sturmann, L.	.
CIA2015d		MNRAS 447, 846, 2015	.
CIA2016a	Kc -	Gallenne, A., Merand, A., Kervella, P., Monnier, J., Schaefer, G.H.,	2016MNRAS.461.1451G
CIA2016a		Roettenbacher, R.M., Gieren, W., Pietrzynski, G., McAlister, H.A.,
CIA2016a		ten Brummelaar, T.A., Sturmann, J., Sturmann, L., Turner, N.H., & Anderson, R.I.
CIA2016a		MNRAS 461, 1451, 2016
CIA2016b	Kc j	Richardson, N.D., Shenar, T., Roy-Loubier, O., Schaefer, G., Moffat, A.F.J.,	2016MNRAS.461.4115R
CIA2016b		St-Louis, N., Gies, D.R., Farrington, C., Hill, G.M., Williams, P.M.,
CIA2016b		Gordon, K., Pablo, H., & Ramiaramanantsoa, T.
CIA2016b		MNRAS 461, 4115, 2016
CIA2016c	Kc j	Schaefer, G.H., Hummel, C.A., Gies, D.R., Zavala, R.T., Monnier, J.D.,	2016AJ....152..213S
CIA2016c	+orb	Walter, F.M., Turner, N.H., Baron, F., ten Brummelaar, T., Che, X.,
CIA2016c		Farrington, C.D., Kraus, S., Sturmann, J., & Sturmann, L.
CIA2016c		AJ 152, 213, 2016 (see also NOI2016b)
CIA2018a	Kc j	Gardner, T., Monnier, J.D., Fekel, F.C., Williamson, M., Duncan, D.K., White, T.R.,	2018ApJ...855....1G
CIA2018a	+orb	Ireland, M., Adams, F.C., Barman, T., Baron, F., ten Brummelaar, T., Che, X.,
CIA2018a		Huber, D., Kraus, S., Roettenbacher, R.M., Schaefer, G., Sturmann, J., Sturmann, L.,
CIA2018a		Swihart, S.J. & Zhao, M.
CIA2018a		ApJ 855, 1, 2018
CIA2018b	not j	Schaefer, G.H., White, R.J., Baines, E.K., Boyajian, T.S., ten Brummelaar, T.A.,	2018ApJ...858...71S
CIA2018b		Farrington, C.D., Sturmann, J., Sturmann, L. & Turner, N.H.
CIA2018b		ApJ 858, 71, 2018
CIA2018c	not j	White, T.R., Huber, D., Mann, A.W., Casagrande, L., Grunblatt, S.K., Justesen,	2018MNRAS.477.4403W
CIA2018c		A.B., Silva Aguirre, C., Bedding, T.R., Ireland, M.J., Schaefer, G.H. & Tuthill,
CIA2018c		P.G.
CIA2018c		MNRAS 477, 4403, 2018
CIA2018d	Kf j	Farrington, C.D., Fekel, F.C., Schaefer, G.H. & ten Brummelaar, T.A.	2018AJ....156..144F
CIA2018d	+Kc	AJ 148, 48, 2014
CIA2018d	+orb
CIA2018d	+not
CIA2018e	not j	Gordon, K.D., Gies, D.R., Schaefer, G.H., Huber, D., Ireland, M. & Hillier, D.J.	2018ApJ...869...37G
CIA2018e		ApJ 869, 37, 2018
CIA2019a	not j	Gordon, K.D., Gies, D.R., Schaefer, G.H., Huber, D. & Ireland, M.	2019ApJ...873...91G
CIA2019a		ApJ 869, 37, 2018
CIA2019b	Kc j	Lester, K.V., Gies, D.R., Schaefer, G.H., Farrington, C.D., Monnier, J.D.,	2019AJ....157..140L
CIA2019b	+orb	ten Brummelaar, T., Sturmann, J. & Vargas, N.
CIA2019b	+not	AJ 157, 140, 2019
CIA2019c	Kc j	Lester, K.V., Gies, D.R., Schaefer, G.H., Farrington, C.D., Guo, Z., Matson, R.A.,	2019AJ....158..218L
CIA2019c	+orb	Monnier, J.D., ten Brummelaar, T., Sturmann, J., Sturmann, L., Vargas, N. & Weiss,
CIA2019c	+not	S.A.
CIA2019c		AJ 158, 218, 2019
CIA2020a	Kc j	Lester, K.V., Fekel, F.C., Muterspaugh, M., Gies, D.R., Schaefer, G.H., Farrington,	2020AJ....160...58L
CIA2020a	+Kp	C.D., Guo, Z., Matson, R.A., Monnier, J.D., ten Brummelaar, T., Sturmann, J. &
CIA2020a	+orb	Weiss, S.A.
CIA2020a	+not	AJ 160, 58, 2020
CIA2021a	Kc j	Thomas, J.D., Richardson, N.D., Eldridge, J.J., Schaefer, G., Monnier, J.D.,	2021MNRAS.504.5221T
CIA2021a	+orb	Sana, H., Moffat, A.F.J., Williams, P., Corcoran, M.F., Stevens, I.R., Weigelt, G.,
CIA2021a	+not	Zainol, F.D., Anugu, N., Le Bouquin, J.-B., ten Brumelaar, T.A., Campos, F., et al.
CIA2021a		MNRAS 504, 5221, 2021
CIA2021b	Kc j	Klement, R., Hadrava, P., Rivinius, T., Baade, D., Cabezas, M., Heida, M.,	2021ApJ...916...24K
CIA2021b	+orb	Schaefer, G.H., Gardner, T., Gies, D.R., Anugu, N., Lanthermann, C., Davies, C.L.,
CIA2021b	+not	Anderson, M.D., Monnier, J.D., Ennis, J., Labdon, A., Setterholm, B.R., Kraus, S.,
CIA2021b		ten Brummelaar, T.A. & Le Bouquin, J.-B.
CIA2021b		ApJ 916, 24, 2021
CIA2021c	Kc j	Gardner, T., Monnier, J.D., Fekel, F.C., Williamson, M., Baron, F., Hinkley, S.,	2021ApJ..921....41G
CIA2021c	+A	Ireland, M., Kraus, A.L., Kraus, S., Roettenbacher, R.M., Schaefer, G., Sturmann,
CIA2021c	+orb	J., Sturmann, L. & ten Brummelaar, T.
CIA2021c		ApJ 921, 41, 2021
CIA2021d	Kc j	Gardner, T., Monnier, J.D., Fekel, F.C., Schaefer, G., Johnson, K.J.C., Le Bouquin,	2021AJ...161....40G
CIA2021d		J.-B., Kraus, S., Anugu, N., Setterholm, B.R., Labdon, A., Davies, C.L.,
CIA2021d		Lanthermann, C., Ennis, J., Ireland, M., Kratter, K.M., ten Brummelaar, T.,
CIA2021d		Sturmann, J., Sturmann, L., Farrington, C., Gies, D.R., Klement, R. & Adams, F.C.
CIA2021d		AJ 161, 40, 2021
CIA2021e	Kc j	Richardson, N.D., Lee, L., Schaefer, G., Shenar, T., Sander, A.A.C., Hill, G.M.,	2021ApJL.908.....3R
CIA2021e		Fullard, A.G., Monnier, J.D., Anugu, N., Davies, ClL., Gardner, T.,
CIA2021e		Lanthermann, C., Kraus, S. & Setterholm, B.R.
CIA2021e		ApJL 908, 3, 2021
CIA2022a	Kc j	Klement, R., Schaefer, G.H., Gies, D.R., Wang, L., Baade, D., Rivinius, T.,	2022ApJ..926...213K
CIA2022a		Gallenne, A., Carciofi, A.C., Monnier, J.D., Merand, A., Anugu, N., Kraus, S.,
CIA2022a		Davies, C.L., Lanthermann, C., Gardner, T., Wysocki, P., Ennis, J., Labdon, A.,
CIA2022a		Setterholm, B.R. & Le Bouquin, J.-B.
CIA2022a		ApJ 926, 213, 2022
CIA2022b	Kc+ j	Schaefer, G., Anugu, N., ten Brummelaar, T., Farrington, C., Gies, D., Jones, J.,	2022AAS...24030507S
CIA2022b	+orb	AAS #240, 350.07, 2022
CIA2022c	Kc+ j	Morales, L.M., Sandquist, E.L., Schaefer, G.H., Farrington, C.D., Klement, R.,	2022AJ...164....34M
CIA2022c	+orb	Bedin, L.R., Libralato, M., Malavolta, L., Nardiello, D., Orosz, J.A., Monnier,
CIA2022c		J.D., Kraus, S., Le Bouquin, J.-B., Anugu, N., ten Brummelaar, T., Davies, C.L.,
CIA2022c		Ennis, J., Gardner, T. & Lanthermann, C.
CIA2022c		AJ 164, 34, 2022
CIA2022d	Kc+ j	Torres, G., Schaefer, G.H., Monnier, J.D., Anugu, N., Davies, C.L., Ennis, J.,	2022ApJ..941.....8T
CIA2022d	+orb	Farrington, C.D., Gardner, T., Klement, R., Kraus, S., Labdon, A., Lanthermann, C.,
CIA2022d		Le Bouquin, J.-B., Setterholm, B.R. & ten Brummelaar, T.
CIA2022d		ApJ 941, 8, 2022
CIA2022e	Kc+ j	Lester, K.V., Schaefer, G.H., Fekel, F.C., Gies, D.R., Henry, T.J., Jao, W.-C.,	2022AJ...164...228L
CIA2022e	+orb	Paredes, L.A., Hubbard-James, H.-S., Farrington, C.D., Gordon, K.D., Chojnowski,
CIA2022e		S.D., Monnier, J.D., Kraus, S., Le Bouquin, J.-B., Anugu, N., ten Brummelaar, T.,
CIA2022e		Davies, C.L., Gardner, T., Labdon, A., Lanthermann, C. & Setterholm, B.R.
CIA2022e		AJ 164, 228, 2022
CIA2022f	Kc	Gardner, T., Monnier, J.D., Fekel, F.C., Le Bouquin, J.-B., Scovera, A., Schaefer,	2022AJ...164...184G
CIA2022f	+Kv	G., Kraus, S., Adams, F.C., Anugu, N., Berger, J.-P., ten Brummelaar, T., Davies,
CIA2022f		C.L., Ennis, J., Gies, D.R., Johnson, K.J.C., Kervalla, P., Kratter, K.M., Labdon,
CIA2022f		A., Lanthermann, C., Sahlmann, J. & Setterholm, B.R.
CIA2022f		AJ 164, 184, 2022
CIA2022g	Kc j	Klement, R., Baade, D., Rivinius, T., Gies, D.R., Wang, L., Labadie-Bartz, J.,	2022ApJ..940....86K
CIA2022g		dos Santos, P.T., Monnier, J.D., Carciofi, A.C., Merand, A., Anugu, N., Schaefer,
CIA2022g		G.H., Le Bouquin, J.-B., Davies, C.L., Ennis, J., Gardner, T., Kraus, S.,
CIA2022g		Setterholm, B.R. & Labdon, A.
CIA2022g		ApJ 940, 86, 2022
CIA2022i	Kc j	De Furio, M., Gardner, T., Monnier, J., Meyer, M.R., Kratter, K., Schaefer, G.,	2022ApJ..941...118D
CIA2022i		Anugu, N., Davies, C.L., Kraus, S., Lanthermann, C., Le Bouquin, J.-B. & Ennis, J.
CIA2022i		ApJ 941, 118, 2022
CIA2023a	Kc -	Lanthermann, C., Le Bouquin, J.-B., Sana, H., Merand, A., Monnier, J.D., Perrault,	2023A&A...672A...5L
CIA2023a		K., Frost, A.J., Mahy, L., Gosset, E., De Becker, M., Kraus, S., Aruga, N. et al.
CIA2023a		A&A 672, A5, 2023
CIA2023b	Kc+ -	Lam, R., Sandquist, E.L., Schaefer, G.H., Farrington, C.D., Monnier, J.D., Anugu,	2023AJ....166...29L
CIA2023b	+orb	N., Lanthermann, C., Klement, R., Ennis, J., Setterholm, B.R., Gardner, T., Kraus,
CIA2023b		S., Davies, C.L. & Orosz, J.A.
CIA2023b		AJ 166, 29, 2023
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)

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
21012+4609	STT 426	AB	2017	20	159	2.9	5.40	9.53	B1Ve	N	210110.93+460920.8

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

No records found.

Show	date	username	difficulty	sep	sep_sigma	pa	pa_sigma	delta_mag	#	notes
Show	20/08/18	Zeitgenosse		31.80		152.80			1

Click on the map to see the double of your interest. Pass over with the mouse cursor to display the catalog designation.

Radius: auto 0.5" 0.8" 1" 2" 3" 5" 10" 15" 20" 25" 30" 35" 40" 45" 50" 55" 1' 2' 3' 4' 5' 6' 7' 8' 9' 10' 15' 20' 30' 40' 50' 1° 2° 4° 5° 8° Components only

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

FoV: 30" 1' 5' 15' 30' 1° 2° 4° 5° 8° Limit: 2 3 4 5 10 15 20 25 30 50 100 Primaries only
Click on the map to see the double of your interest. Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(') Show 21012+4609 STT 426 AB 159 2.9 Show 21012+4609 CIA 21 Aa,Ab 30 0.0 Show 21028+4551 KUI 104 CD 85 2.7 23 Show 21028+4551 FYM 331 CF 39 11.9 23 Show 21028+4551 BU 1138 CE 249 23.6 23 Show 21028+4551 HLA 30 CG 148 7.3 23 Show 21028+4551 BU 1138 AB 172 0.1 26 Show 21028+4551 BU 1138 AC 330 152.1 26 Show 21008+4635 BU 156 235 0.9 26 Show 21037+4616 TDT2719 220 2.0 27 Show 21032+4631 TDT2714 22 0.5 31 Show 20585+4626 TDT2667 17 1.1 33 Show 21022+4641 ES 1167 AB 226 5.2 34 Show 21022+4641 ES 1167 AC 73 18.8 34 Show 21044+4626 DAL 49 147 12.1 38 Show 21046+4627 BRT1140 207 4.6 40 Show 21044+4631 HDS3001 94 18.4 40 Show 21051+4615 BRT1141 108 5.8 42 Show 21010+4528 ES 1271 26 3.1 42 Show 20599+4525 HEI 15 321 0.9 46 Show 20571+4632 TDT2653 301 2.3 48 Show 21046+4541 ES 1168 118 1.4 48 Show 21037+4652 YSC 14 182 0.1 50 Show 20579+4532 ES 677 160 5.8 51 Show 20597+4658 ES 1166 114 1.6 52 Show 20562+4615 A 753 AB 256 1.0 53 Show 20562+4615 A 753 AB,C 263 9.3 53 Show 20578+4530 ES 676 293 7.6 53 Show 20531+4615 HJ 1591 134 10.1 57 Show 21067+4631 SMA 125 AB 87 22.2 62 Show 21067+4631 SMA 125 AC 198 15.0 62 Show 21062+4535 LDS2487 271 5.2 64 Show 21022+4506 LDS2481 16 12.1 65 Show 20571+4658 TDS1108 96 1.0 65 Show 21067+4538 TDT2754 233 0.5 66 Show 20547+4614 YSC 163 101 0.7 68 Show 21083+4630 BRT1143 212 2.7 77 Show 20539+4632 ES 673 76 5.2 78 Show 20566+4712 HDS2982 161 0.1 79 Show 21009+4730 BU 1290 AB 35 9.3 81 Show 21009+4730 BU 1290 AC 266 3.5 81 Show 21009+4730 BU 1290 BD 22 2.5 81 Show 21070+4704 BRT1142 220 4.6 81 Show 21016+4730 HDS2997 232 1.9 81 Show 21068+4708 ES 1169 89 4.8 83 Show 20598+4731 MCA 65 Aa,Ab 334 0.1 84 Show 20598+4731 STF2743 AB 353 21.0 84 Show 20598+4731 STF2743 AC 140 26.5 84 Show 20598+4731 STF2743 AD 222 39.3 84 Show 20598+4731 STF2743 AE 59 70.6 84 Show 21091+4635 TDT2785 68 2.6 86

	A	Ab
Ab	pa=21.7° sep=0.00"
B	pa=165.2° sep=2.79"	pa=165.2° sep=2.79"

Name	60 Cyg		Coord arcsec 2000	210110.93+460920.8		Mag	5.4		Spectral class	B1Ve (blue-white)
PmRA	4.00		PmDE	4.0		SAO	50359		HIP	103732
Tycho2	3588-12112-1		HD	200310		HR	8053		GC	29354
BD	BD+45 3364		Flamsteed	60 Cygni		Flamsteed name	60 Cyg

Tycho2	3588-12112-1		Pflag			RAmdeg	315.29552563		DEmdeg	46.15577396
PmRA	3.6		PmDE	3.5		E RAmdeg	3		E DEmdeg	4
E pmRA	0.9		E pmDE	0.9		EpRAm	1991.57		EpDEm	1991.38
Num	15		Q RAmdeg	1.0		Q DEmdeg	1.2		Q pmRA	0.9
Q pmDE	1.3		BTmag	5.163		E BTmag	0.014		VTmag	5.397
E VTmag	0.009		Prox	29		TYC	T		HIP	103732
CCDM	A		RAdeg	315.29551361		DEdeg	46.15576583		EpRA 1990	1.75
EpDE 1990	1.66		E RAdeg	3.4		E DEdeg	3.6		Posflg
Corr	-0.3

SAO	50359		DelFlag			RA1950			PmRA1950	0.0003
DE1950			PmDE1950	0.011		Vmag	5.2		SpType	B3
Double code			Source	70		CatNum	29354		DM	BD+45 3364
DMcomp			BDsup			HD	200310		M HD	0
GC	29354		RA1950rad	5.49531922		DE1950rad	0.80213077		PmRA2000	0.0006
PmDE2000	0.008

Catalog	H		HIP	103732		Proxy	H		RAhms	21 01 10.92
DEdms	+46 09 20.8		Vmag	5.38		VarFlag	1		R Vmag	G
RAdeg	315.296		DEdeg	46.1558		AstroRef	A		Plx	2.39
CCDM	21012+4609		N CCDM	I		Nsys	1		Ncomp	2
MultFlag	C		Source			Qual	B		M HIP	AB
Theta	161		Rho	2.85		HD	200310		BD	BD+45 3364
CD			CP			Dm number	+45 3364		VIred	-0.24
SpType	B1V		R SpType			Coord arcsec 2000	210110.92+460920.8

HIP	103732		Sn	15		So	3		Nc	2
RArad	5.5029447757		DErad	0.8055700682		Plx	2.14		PmRA	6.98
PmDE	3.15		E RArad	0.29		E DErad	0.29		E Plx	0.37
E pmRA	0.32		E pmDE	0.36		Hpmag	5.3463		E Hpmag	0.002
SHp	0.018		VA	2		BV	-0.206		E BV	0.009
VI	-0.24

Ccdm	21012+4609		RComp			Comp	A		Note1
Note2			Discov num			DRAs	-1.10		DDEs	20.3
R dRAs	10		Year			Theta			Rho
Obs	2		Vmag	5.2		Sp	B3		PmNote	*
PmRA	4		PmDE	2		Dm number	+45 3364		Cat1	BD
Name2	+45 1797		Cat2	AGK2/3		HD	200310		M HD
ADS BDS	A14549		M ADS BDS			N IDS			IDS	20577N4546A
HIC	103732

Coord arcsec 2000

210110.93+460920.8

Mag

6.7

Spectral class

sdO

Calc coord

yes

Coord arcsec 2000	210111.00+460918.1		Mag	9.53		PmRA	6.00		PmDE	3.0
Calc delta mag	2.83		Calc coord	yes

Ccdm	21012+4609		RComp			Comp	B		Note1
Note2			Discov num	STT 426		DRAs			DDEs
R dRAs			Year	1958		Theta	162		Rho	2.5
Obs	9		Vmag	9.4		Sp			PmNote
PmRA			PmDE			Dm number			Cat1
Name2			Cat2			HD			M HD
ADS BDS	A14549		M ADS BDS			N IDS			IDS	20577N4546B
HIC	103732