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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

21006+5432 BU 1498 AC

21^h 00^m 35.35^s +54° 31' 45.8" P.A. 336.00 sep 54.3 mag 9.62,12.90 Sp K7

Coord 2000	21006+5432	Discov num	BU 1498	Comp	AC	Coord arcsec 2000	21 00 35.35 +54 31 45.8
Date first	1902	Date last	2015	Obs	7
Pa first	336	Pa last	336.3	P.A. Now (θ)	336.3°
Sep first	53.7	Sep last	54.257	Sep. Now (ρ)	54.257"
Mag pri	9.62	Mag sec	12.90	delta mag (ΔM)	3.28	Spectral class	K7 (yellow-orange)
Pri motion ra	+000	Sec motion ra	-001
Pri motion dec	-006	Sec motion dec	-004
Notes	N (See Notes)

rPM=0.373

Nature of this double is uncertain.

21006+5432 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	HD 235422	33060	21 00 35 +54 31 46	HJ 1606 AB	2016	15	184	18.7	9.62	11.70	2.08
Show		33060	21 00 35 +54 31 46	BU 1498 AC	2015	7	336	54.3	9.62	12.90	3.28		<===
Show		33060	21 00 35 +54 31 46	HJ 1605 AD	2015	10	219	207.5	9.62	11.38	1.76
Show			21 00 20 +54 29 04	HJ 1605 DE	2018	9	118	21.3	11.38	12.60	1.22

Quintuple system
5 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation	Cygnus		SAO	33060		Tycho2	3956-01522-1		Gaia DR2	2188752446860760192
HD	235422

WDS 21006+5432 BU 1498 AC : NOTES

discov_num	notes	refcode
HJ 1606	Also known as VBS 33.
HJ 1605	Original C component of HJ 1605 = HJ 1606A.
	WDS designation of HJ 1605 changed from 21003+5430,
	HJ 1605AC --> HJ 1605AD, HJ 1605AB --> HJ 1605DE

REFERENCES

refcode	metd	author	reference
Bu_1873a	Ma -	Burnham, S.W. (BU 1 - 81)	1873MNRAS..33..351B
Bu_1873a		MNRAS 33, 351, 1873
Bu_1873b	Ma -	Burnham, S.W. (BU 82 - 106)	1873MNRAS..33..437B
Bu_1873b		MNRAS 33, 437, 1873
Bu_1873c	-	Burnham, S.W.	1873MNRAS..33..567B
Bu_1873c		MNRAS 33, 567, 1873
Bu_1873d	Ma -	Burnham, S.W. (BU 107 - 182)	1873MNRAS..34...59B
Bu_1873d		MNRAS 34, 59, 1873
Bu_1874a	Ma -	Burnham, S.W. (BU 183 - 229)	1874MNRAS..34..382B
Bu_1874a		MNRAS 34, 382, 1874
Bu_1874b	Ma -	Burnham, S.W. (BU 230 - 300)	1874MNRAS..35...31B
Bu_1874b		MNRAS 35, 31, 1874
Bu_1874c	-	Burnham, S.W.	1874MNRAS..34..370B
Bu_1874c		MNRAS 34, 370, 1874
Bu_1874d	Ma -	Burnham, S.W.	1874MNRAS..34..393B
Bu_1874d		MNRAS 34, 393, 1874
Bu_1874e	Ma -	Burnham, S.W.	1874MNRAS..35...28B
Bu_1874e		MNRAS 35, 28, 1874
Bu_1875	Ma -	Burnham, S.W. (BU 301 - 390)	1875AN.....86..337B
Bu_1875		AN 86, 337, 1875
Bu_1876	Ma -	Burnham, S.W. (BU 391 - 436)	1876AN.....88..225B
Bu_1876		AN 88, 225, 1876
Bu_1876b	-	Burnham, S.W.	1876MNRAS..36...99B
Bu_1876b		MNRAS 36, 99, 1876
Bu_1876c	-	Burnham, S.W.	1876MNRAS..36..331B
Bu_1876c		MNRAS 36, 331, 1876 (no new data)
Bu_1877	Ma -	Burnham, S.W. (BU 453 - 482)	1877MNRAS..38...78B
Bu_1877		MNRAS 38, 78, 1877
Bu_1878a	Ma -	Burnham, S.W.	1878MNRAS..38..408B
Bu_1878a		MNRAS 38, 408, 1878
Bu_1878b	-	Burnham, S.W.	1878MNRAS..38..476B
Bu_1878b		MNRAS 38, 476, 1878
Bu_1878c	-	Burnham, S.W.	1878MNRAS..38..478B
Bu_1878c		MNRAS 38, 478, 1878
Bu_1878d	Ma j	Burnham, S.W.	1878AN.....92..235B
Bu_1878d		AN 92, 235, 1878
Bu_1879	Ma j	Burnham, S.W.	1879MmRAS..44..141B
Bu_1879		MemRAS 44, 141, 1879
Bu_1879B	Ma -	Burnham, S.W.	1879Obs.....3...20G
Bu_1879B		cited by Gledhill (Obs 3, 20, 1879)
Bu_1879C	Ma -	Burnham, S.W.	1879Obs.....3..142G
Bu_1879C		cited by Gledhill (Obs 3, 142, 1879)
Bu_1879d	Ma -	Burnham, S.W.	1879Obs.....3...92B
Bu_1879d		Obs 3, 92, 1879
Bu_1879e	Ma -	Burnham, S.W.	1879MNRAS..40...99B
Bu_1879e		MNRAS 40, 99, 1879
Bu_1880A	Ma -	Burnham, S.W.	1880Obs.....3..508G
Bu_1880A		cited by Gledhill (Obs 3, 508, 1880)
Bu_1880C	Ma -	Burnham, S.W.	1880Obs.....3..314G
Bu_1880C		cited by Gledhill (Obs 3, 314, 1880)
Bu_1880D	Ma -	Burnham, S.W.	1880Obs.....3..352G
Bu_1880D		cited by Gledhill (Obs 3, 352, 1880)
Bu_1880e	Ma -	Burnham, S.W.	1880Obs.....3..408B
Bu_1880e		Obs 3, 408, 1880
Bu_1880f	Ma -	Burnham, S.W.	1880MNRAS..40..497B
Bu_1880f		MNRAS 40, 497, 1880
Bu_1880g	Ma -	Burnham, S.W.	1880MNRAS..41...33B
Bu_1880g		MNRAS 41, 33, 1880
Bu_1881	Ma j	Burnham, S.W.	1881Obs.....4...19G
Bu_1881		cited by Gledhill (Obs 4, 19, 1881)
Bu_1882a	Ma -	Burnham, S.W. (BU 776 - 863)	1882PWasO...1...91B
Bu_1882a		Pub. Washburn Obs. 1, 91, 1882
Bu_1882b	Ma -	Burnham, S.W.	1882PWasO...1..113B
Bu_1882b		Pub. Washburn Obs. 1, 113, 1882
Bu_1883	Ma j	Burnham, S.W. (BU 864 - 1025)	1883MmRAS..47..167B
Bu_1883		MemRAS 47, 167, 1883
Bu_1883b	Ma -	Burnham, S.W.	1883MNRAS..43..318B
Bu_1883b		MNRAS 43, 318, 1883
Bu_1884	Ma j	Burnham, S.W.	1884MNRAS..44..365H
Bu_1884		MNRAS 44, 365, 1884
Bu_1884b	Ma -	Burnham, S.W.	1884AN....110..133B
Bu_1884b		AN 110, 133, 1884
Bu_1884C	Ma -	Burnham, S.W.	1884AReg...22..216S
Bu_1884C		cited by Sadler (Astr. Register 22, 216, 1884)
Bu_1887	Ma -	Burnham, S.W. (BU 734 - 775)	1887PLicO...1...24B
Bu_1887		Pub. Lick Obs. 1, 24,45, 1887
Bu_1889a	Ma -	Burnham, S.W.	1889AN....122..159B
Bu_1889a		AN 122, 159, 1889 (measures also in Bu_1894c)	1894PLicO...2..197B
Bu_1889b	Ma -	Burnham, S.W. (BU 1026 - 1038)	1889AN....123....1B
Bu_1889b		AN 123, 1, 1889 (measures also in Bu_1894a)	1894PLicO...2..185B
Bu_1889c	Ma -	Burnham, S.W.	1889AN....123...75B
Bu_1889c		AN 123, 75, 1889 (measures also in Bu_1894c)	1894PLicO...2..197B
Bu_1889d	Ma -	Burnham, S.W.	1889PASP....1...36B
Bu_1889d		PASP 1, 36, 1889 (measures also in Bu_1894)	1894PLicO...2....3B
Bu_1889e	Ma j	Burnham, S.W.	1889AN....121...63B
Bu_1889e		AN 121, 63, 1889 (measures also in Bu_1894c)	1894PLicO...2..197B
Bu_1889f	Ma j	Bunham, S.W.	1889MNRAS..49..418B
Bu_1889f		MNRAS 49, 418, 1889
Bu_1890a	Ma -	Burnham, S.W. (BU 1093 - 1154)	1889AN....124...49B
Bu_1890a		AN 124, 49, 1890 (measures also in Bu_1894c)	1894PLicO...2..197B
Bu_1890b	Ma -	Burnham, S.W.	1890AN....125...41B
Bu_1890b		AN 125, 41, 1890 (measures also in Bu_1894)	1894PLicO...2....3B
Bu_1890c	Ma -	Burnham, S.W.	1890PASP....2..138B
Bu_1890c		PASP 2, 138, 1890 (measures also in Bu_1894)	1894PLicO...2....3B
Bu_1891a	orb -	Burnham, S.W.	1891SidM...10..273B
Bu_1891a		Sidereal Messenger 10, 273, 1891
Bu_1891b	orb -	Burnham, S.W.	1891Obs....14..263B
Bu_1891b		Observatory 14, 263, 1891
Bu_1891c	Ma j	Burnham, S.W.	1891AN....127..289B
Bu_1891c		AN 127, 289, 1891
Bu_1892	Ma -	Burnham, S.W. (BU 1225 - 1266)	1892AN....130..257B
Bu_1892		AN 130, 257, 1892 (measures also in Bu_1894e)	1894PLicO...2..221B
Bu_1892b	Ma -	Burnham, S.W.	1892AN....130...77B
Bu_1892b		AN 130, 77, 1892
Bu_1893a	Ma -	Burnham, S.W.	1893AN....131..329B
Bu_1893a		AN 131, 329, 1893 (most measures also in Bu_1894)	1894PLicO...2.....B
Bu_1893b	orb -	Burnham, S.W.	1893MNRAS..53..478B
Bu_1893b		MNRAS 53, 478, 1893
Bu_1893c	orb -	Burnham, S.W.	1893MNRAS..54..119B
Bu_1893c		MNRAS 54, 119, 1893
Bu_1893d	orb -	Burnham, S.W.	1893AstAp..12..494B
Bu_1893d		AstAp 12, 494, 1893
Bu_1893e	orb -	Burnham, S.W.	1893AstAp..12..585B
Bu_1893e		AstAp 12, 585, 1893
Bu_1893f	Ma -	Burnham, S.W. (BU 1267 - 1274)	1893MNRAS..53..273B
Bu_1893f		MNRAS 53, 273, 1893 (most measures also in Bu_1893a)	1893AN....131..329B
Bu_1893g	orb -	Burnham, S.W.	1893MNRAS..53..482B
Bu_1893g		MNRAS 53, 482, 1893
Bu_1894	Ma j	Burnham, S.W.	1894PLicO...2....3B
Bu_1894		Pub. Lick Obs. 2, 3, 1894 (includes most data from Bu_1893a)	1893AN....131..329B
Bu_1894a	Ma j	Burnham, S.W. (BU 1026 - 1038)	1894PLicO...2..185B
Bu_1894a		Pub. Lick Obs. 2, 185, 1894
Bu_1894b	Ma j	Burnham, S.W. (BU 1039 - 1092)	1894PLicO...2..188B
Bu_1894b		Pub. Lick Obs. 2, 188, 1894
Bu_1894c	Ma -	Burnham, S.W. (BU 1093 - 1154)	1894PLicO...2..197B
Bu_1894c		Pub. Lick Obs. 2, 197, 1894
Bu_1894d	Ma -	Burnham, S.W. (BU 1155 - 1224)	1894PLicO...2..206B
Bu_1894d		Pub. Lick Obs. 2, 206, 1894
Bu_1894e	Ma -	Burnham, S.W. (BU 1225 - 1266)	1894PLicO...2..221B
Bu_1894e		Pub. Lick Obs. 2, 221, 1894
Bu_1894f	Ma -	Burnham, S.W. (BU 1267 - 1274)	1894PLicO...2..229B
Bu_1894f		Pub. Lick Obs. 2, 229, 1894 (all measures also in Bu_1893f)	1893MNRAS..53..273B
Bu_1894g	Ma -	Burnham, S.W.	1894PLicO...2..159B
Bu_1894g		Pub. Lick Obs. 2, 159, 1894
Bu_1898	orb -	Burnham, S.W.	1898MNRAS..59...59B
Bu_1898		MNRAS 58, 59, 1898
Bu_1900	Ma -	Burnham, S.W.	1900PYerO...1....1B
Bu_1900		Pub. Yerkes Obs. 1, 1, 1900
Bu_1902A	Ma j	Burnham, S.W.	1902AN....158..241E
Bu_1902A		cited by Espin (AN 158, 241, 1902)
Bu_1903	Ma -	Burnham, S.W.	1903PYerO...2....1B
Bu_1903		Pub. Yerkes Obs. 2, 1, 1903
Bu_1906	Ma j	Burnham, S.W.	1906QB821.B972.....
Bu_1906	+M	Burnham Double Star Cat., 1906
Bu_1906B	Ma -	Burnham, S.W.	1906MmRAS..56....1L
Bu_1906B	+orb	cited by Lewis (MemRAS 56, 1, 1906)
Bu_1907	Ma -	Burnham, S.W.	1907AN....176..129B
Bu_1907		AN 176, 129, 1907 (most data in Bu_1913)	1913QB811.B8.......
Bu_1908	Ma -	Burnham, S.W.	1908MNRAS..68..517B
Bu_1908		MNRAS 68, 517, 1908
Bu_1908A	Ma -	Burnham, S.W.	1908MNRAS..68..465B
Bu_1908A		cited by Barnard (MNRAS 68, 465, 1908)
Bu_1909	Ma -	Burnham, S.W.	1909AN....180...65B
Bu_1909		AN 180, 65, 1909 (most data in Bu_1913)	1913QB811.B8.......
Bu_1909b	Ma j	Burnham, S.W.	1909AN....182..133B
Bu_1909b		AN 182, 133, 1909
Bu_1910	Ma -	Burnham, S.W.	...................
Bu_1910		Journal Astronomique 1, no. 11, 81, 1910
Bu_1910b	Ma -	Burnham, S.W.	1910AN....185..145B
Bu_1910b		AN 185, 145, 1910 (most data in Bu_1913)	1913QB811.B8.......
Bu_1911	-	Burnham, S.W.	1911MNRAS..72..156J
Bu_1911		MNRAS 72, 156, 1911
Bu_1911b	Ma j	Burnham, S.W.	1911AN....189..385B
Bu_1911b		AN 189, 385, 1911
Bu_1913	Ma j	Burnham, S.W.	1913QB811.B8.......
Bu_1913	+Pa	Carnegie Inst. Wash. #168, 1913
Bu_1913	+T
Bu_1918	Ma j	Burnham, S.W.	1918AJ.....31..141B
Bu_1918		AJ 31, 141, 1918
Bu_1923A	Ma -	Burnham, S.W.	1923MNRAS..83..154E
Bu_1923A		cited by Espin (MNRAS 83, 154, 1923)
Bu_1927A	Ma -	Burnham, S.W.	1927sdsc.book......
Bu_1927A		cited in SDS (Southern Double Star Cat.), 1927
Bu_1932A	Ma -	Burnham, S.W.	1932QB821.A43......
Bu_1932A		cited in ADS (Aitken Double Star Cat.), 1932
Bu_1963A	Ma -	Burnham, S.W.	1963icvd.book.....J
Bu_1963A		cited in IDS (Lick Index Cat.), 1963
Bu_2002A	Ma -	Burnham, S.W.	2002yCat.1275....0D
Bu_2002A		cited in CCDM
HJ_1826	Mb -	Herschel, J.F.W.	1826MmRAS...2..459H
HJ_1826		MemRAS 2, 459, 1826
HJ_1829a	Mb -	Herschel, J.F.W.	1829MmRAS...3...47H
HJ_1829a		MemRAS 3, 47, 1829
HJ_1829b	Mb -	Herschel, J.F.W.	1829MmRAS...3..177H
HJ_1829b		MemRAS 3, 177, 1829
HJ_1831	Ma -	Herschel, J.F.W.	1831MmRAS...4..331H
HJ_1831	+Mb	MemRAS 4, part 2, 331, 1831
HJ_1833a	Ma -	Herschel, J.F.W.	1833MmRAS...5...13H
HJ_1833a	+Mb	MemRAS 5, 13, 1833
HJ_1833b	orb -	Herschel, J.F.W.	1833MmRAS...5..171H
HJ_1833b		MemRAS 5, 171, 1833
HJ_1833c	Mb -	Herschel, J.F.W.	1833MmRAS...6....1H
HJ_1833c		MemRAS 6, 1, 1833
HJ_1833d	orb -	Herschel, J.F.W.	1833MmRAS...6..149H
HJ_1833d		MemRAS 6, 149, 1833
HJ_1835	Ma -	Herschel, J.F.W.	1835MmRAS...8...37H
HJ_1835	+Mb	MemRAS 8, 37, 1835
HJ_1836	Mb -	Herschel, J.F.W.	1836MmRAS...9..193H
HJ_1836		MemRAS 9, 193, 1836
HJ_1847a	Ma j	Herschel, J.F.W.	.
HJ_1847a	+Mb	Cape Results, London, 1847 (Cape of Good Hope Astronomical Observations 1834-1838)
HJ_1847b	Ma j	Herschel, J.F.W.	.
HJ_1847b		Cape Results, London, 1847
HJ_1850	orb -	Herschel, J.F.W.	1850MmRAS..18...47H
HJ_1850		MemRAS 18, 47, 1850
HJ_1870	Mb -	Herschel, J.F.W.	1870MmRAS..38....1H
HJ_1870		MemRAS 38, 1, 1870
HJ_1874A	-	Herschel, J.F.W.	1874MNRAS..35...28B
HJ_1874A		cited by Burnham (MNRAS 35, 28, 1874)
HJ_1875A	Ma -	Herschel, J.F.W.	1875AN.....85..323D
HJ_1875A	+Mb	cited by Doberck, 1875 (see Dob1875b,f,g,h)
HJ_1880A	Ma -	Herschel, J.F.W.	1880Obs.....3..508G
HJ_1880A	+Mb	cited by Gledhill (Obs 3, 508, 1880)
HJ_1880B	Mb -	Herschel, J.F.W.	1880MNRAS..40..497B
HJ_1880B		cited by Burnham (MNRAS 40, 497, 1880)
HJ_1897A	Ma j	Herschel, J.F.W.	1897MNRAS..57..541S
HJ_1897A		cited by See (MNRAS 57, 541, 1897)
HJ_1905A	Ma -	Herschel, J.F.W.	1905LicOB...3..147A
HJ_1905A	+Mb	cited by Aitken (Lick Obs. Bull. 3, 147, 1905)
HJ_1906A	Ma -	Herschel, J.F.W.	1906MmRAS..56....1L
HJ_1906A	+Mb	cited by Lewis (MemRAS 56, 1, 1906)
HJ_1906B	Ma -	Herschel, J.F.W.	1906QB821.B972.....
HJ_1906B	+Mb	cited in BDS (Burnham Double Star Cat.), 1906
HJ_1927A	Mb -	Herschel, J.F.W.	1927sdsc.book......
HJ_1927A		cited in SDS (Southern Double Star Catalog), 1927
HJ_1932A	Mb -	Herschel, J.F.W.	1932QB821.A43......
HJ_1932A		cited in ADS (Aitken Double Star Cat.), 1932
HJ_9999	M j	Herschel, J.F.W.	...................
HJ_9999	+Ma	Unpublished, manuscript or reference not found.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
21006+5432	BU 1498	AC	2000	3	336	54.2	9.62	10.80	K7	D	210035.35+543145.8
21006+5432	BU 1498	AC	2003	4	336	54.4	9.62	10.80	K7	N D	210035.35+543145.8
21006+5432	BU 1498	AC	2015	5	336	54.3	9.62	12.90	K7	N	210035.35+543145.8

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

WDS 21006+5432 BU 1498 AC : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21006+5432 BU 1498 AC : MEASURES

No records found.

WDS 21006+5432 : VIRTUAL EYEPIECE

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

WDS 21006+5432 : ALADIN DSS IMAGE @ 21^h 00^m 35.35^s +54° 31' 45.8"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21006+5432 BU 1498 AC : NEIGHBORHOODS

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		21006+5432	HJ 1606	AB	184	18.7
Show		21006+5432	BU 1498	AC	336	54.3
Show		21006+5432	HJ 1605	AD	219	207.5
Show		21006+5432	HJ 1605	DE	118	21.3	4
Show		21016+5422	A 1439	AB	250	4.4	14
Show		21016+5422	A 1439	AC	342	16.5	14
Show		21036+5358	HDS2999	Aa,Ab	352	0.3	44
Show		21036+5358	ES 2704	AB	97	54.4	44
Show		20558+5417	CBL 89		150	14.4	45
Show		21040+5354	VLM 2		188	8.1	49
Show		21060+5422	A 1691	Aa,Ab	201	0.4	49
Show		21060+5422	HJL1105	AB	346	172.7	49
Show		21031+5519	ES 1001		32	3.6	52
Show		21064+5405	TDT2750		262	0.9	57
Show		21055+5340	BU 680	AB	283	0.6	68
Show		21055+5340	BU 680	AC	33	20.8	68
Show		21044+5331	ES 1002		64	6.7	70
Show		20585+5539	A 1686		282	1.9	70
Show		21092+5421	LEP 99		27	113.7	77
Show		21088+5459	CVR 239		190	93.9	77
Show		21096+5502	HJ 1621		148	19.4	84
Show		20518+5357	TDT2586		350	0.8	85
Show		20515+5403	ARG 41	AB	194	11.2	85
Show		20515+5403	ARG 41	BC	250	11.3	85
Show		20506+5452	DJU 5	CD	173	4.0	89
Show		20593+5303	JNN 287		11	0.5	90
Show		20506+5452	HJ 1587	AB	259	10.4	90
Show		20506+5452	DJU 5	AC	66	77.9	90
Show		21045+5558	KPP4223		236	1.9	93
Show		21103+5512	BU 1500	AB	114	7.8	94
Show		21103+5512	HJ 1622	AC	296	12.8	94
Show		21063+5308	ES 2705		18	9.0	98
Show		20509+5342	TDT2576		57	0.7	99
Show		21067+5556	TDT2753		31	0.7	100
Show		20566+5250	A 1437		331	1.4	109
Show		21085+5603	PET 1		343	0.2	114
Show		20474+5407	ES 997		274	3.3	118
Show		21041+5234	CON 39	AB	36	4.7	123
Show		21041+5234	CON 39	CD	324	3.5	123
Show		20567+5618	ROE 89		241	5.5	124
Show		21062+5628	TDT2747		26	0.4	126
Show		21125+5318	ES 209		239	4.1	129
Show		21021+5640	STF2751		356	1.6	130
Show		21147+5345	FMR 234		293	2.5	133
Show		21046+5224	STF2757		264	1.9	133
Show		21152+5351	BVD 134	AB	57	22.9	135
Show		20455+5401	HLD 41	AB	225	3.7	136
Show		20455+5401	HLD 41	AC	262	9.6	136
Show		20448+5430	TOI1356		289	0.3	138
Show		20475+5553	HJ 1580		245	10.9	139
Show		21152+5531	A 1692		167	0.3	139

WDS 21006+5432 : COMPONENTS

	A	B	C	D
B	pa=182.4° sep=18.71"
C	pa=345.7° sep=51.27"	pa=350.2° sep=69.39"
D	pa=218.7° sep=207.70"	pa=222.0° sep=192.94"	pa=208.9° sep=242.03"
E	pa=214.6° sep=209.13"	pa=217.6° sep=193.57"	pa=205.6° sep=245.85"	pa=132.2° sep=14.77"

21006+5432 A

Name	HD 235422	Coord arcsec 2000	210035.35+543145.8	Mag	9.62	Spectral class	K7 (yellow-orange)
PmRA	0.00	PmDE	-6.0	SAO	33060	Tycho2	3956-01522-1
HD	235422	DM	BD+53 2533

Tycho2

Tycho2	3956-01522-1	Pflag		RAmdeg	315.14730276	DEmdeg	54.52941273
PmRA	-1.3	PmDE	-5.8	E RAmdeg	16	E DEmdeg	15
E pmRA	1.5	E pmDE	1.6	EpRAm	1989.09	EpDEm	1989.49
Num	7	Q RAmdeg	1.0	Q DEmdeg	0.7	Q pmRA	1.0
Q pmDE	0.6	BTmag	10.839	E BTmag	0.040	VTmag	9.624
E VTmag	0.022	Prox	187	TYC	T	HIP
CCDM		RAdeg	315.14730278	DEdeg	54.52942750	EpRA 1990	1.67
EpDE 1990	1.70	E RAdeg	17.1	E DEdeg	16.4	Posflg
Corr	0.1

SAO

SAO	33060	DelFlag		RA1950		PmRA1950	-0.0003
DE1950		PmDE1950	0.005	Vmag	9	SpType	K7
Double code		Source	37	CatNum	6863	DM	BD+53 2533
DMcomp		BDsup		HD	235422	M HD	0
GC		RA1950rad	5.49398148	DE1950rad	0.94828658	PmRA2000	0.0001
PmDE2000	0.002

CCDM

Ccdm	21006+5432	RComp		Comp	A	Note1
Note2		Discov num		DRAs	-0.75	DDEs	-13.4
R dRAs	10	Year		Theta		Rho
Obs	3	Vmag	9.3	Sp		PmNote	*
PmRA	-6	PmDE	5	Dm number	+53 2533	Cat1	BD
Name2	+54 1377	Cat2	AGK2/3	HD		M HD
ADS BDS	B10687	M ADS BDS		N IDS		IDS	20577N5408A
HIC

21006+5432 B

Coord arcsec 2000	210035.26+543127.1		Mag	11.7		PmRA	-1.00		PmDE	-10.0
Tycho2	3956-01020-1		Calc delta mag	2.08		Calc coord	yes

Tycho2

Tycho2	3956-01020-1	Pflag		RAmdeg	315.14663007	DEmdeg	54.52424111
PmRA	3.2	PmDE	-7.8	E RAmdeg	59	E DEmdeg	56
E pmRA	3.6	E pmDE	3.4	EpRAm	1988.61	EpDEm	1988.46
Num	2	Q RAmdeg		Q DEmdeg		Q pmRA
Q pmDE		BTmag	11.855	E BTmag	0.079	VTmag	11.702
E VTmag	0.126	Prox	187	TYC	T	HIP
CCDM		RAdeg	315.14661722	DEdeg	54.52425917	EpRA 1990	1.65
EpDE 1990	1.67	E RAdeg	60.1	E DEdeg	57.2	Posflg
Corr	0.1

CCDM

Ccdm	21006+5432	RComp		Comp	B	Note1
Note2		Discov num	HJ 1606	DRAs		DDEs
R dRAs		Year	1901	Theta	186	Rho	18.4
Obs	5	Vmag	10.2	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	B10687	M ADS BDS		N IDS		IDS	20577N5408B
HIC

21006+5432 C

Coord arcsec 2000	210033.90+543235.5		Mag	12.9		PmRA	-1.00		PmDE	-4.0
Calc delta mag	3.28		Calc coord	yes

CCDM

Ccdm	21006+5432	RComp		Comp	C	Note1
Note2		Discov num	HJ 1606	DRAs		DDEs
R dRAs		Year	1909	Theta	336	Rho	54.3
Obs	1	Vmag		Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS	N	N IDS		IDS	20577N5408C
HIC

21006+5432 D

Coord arcsec 2000	210020.44+542903.7		Coord calc	210020.44+542903.7		Mag	11.38		PmRA	5.00
PmDE	3.0		Tycho2	3956-01375-1		Calc delta mag	1.76

Tycho2

Tycho2	3956-01375-1	Pflag		RAmdeg	315.08516961	DEmdeg	54.48436703
PmRA	9.8	PmDE	1.2	E RAmdeg	50	E DEmdeg	47
E pmRA	3.0	E pmDE	2.8	EpRAm	1988.21	EpDEm	1988.36
Num	3	Q RAmdeg	1.0	Q DEmdeg	1.3	Q pmRA	1.0
Q pmDE	1.3	BTmag	11.851	E BTmag	0.078	VTmag	11.385
E VTmag	0.082	Prox	999	TYC	T	HIP
CCDM		RAdeg	315.08513028	DEdeg	54.48436417	EpRA 1990	1.60
EpDE 1990	1.68	E RAdeg	51.0	E DEdeg	47.8	Posflg
Corr	0.0

21006+5432 E

Coord arcsec 2000	210021.70+542853.8		Mag	12.6		PmRA	11.00		PmDE	6.0
Calc delta mag	2.98		Calc coord	yes