21275-2016 BU 683 (HD 204204)

21^h 27^m 30.41^s -20° 16' 04.3" P.A. 194.00 sep 2.9 mag 8.87,12.02 Sp G0 dist. 206.19 pc (672.59 l.y.)

Coord 2000	21275-2016	Discov num	BU 683	Comp		Coord arcsec 2000	21 27 30.41 -20 16 04.3
Date first	1877	Date last	2016	Obs	13
Pa first	198	Pa last	193.6	P.A. Now (θ)	193.6°
Sep first	2.0	Sep last	2.884	Sep. Now (ρ)	2.884"
Mag pri	8.87	Mag sec	12.02	delta mag (ΔM)	3.15	Spectral class	G0 (yellow)
Pri motion ra	-009	Sec motion ra	-010
Pri motion dec	-029	Sec motion dec	-030
Notes

rPM=0.045 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 204204	Constellation	Capricornus	HIP	105957	Tycho2	6368-01046-1
Gaia DR2	6830866899824553728	HD	204204	BD	BD-20 6212	Distance	206.19
Distance ly	672.59

WDS 21275-2016 BU 683 (HD 204204) : NOTES

No records found.

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

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
21275-2016	BU 683		1991	12	196	2.9	8.87	12.02	G0		212730.41-201604.3
21275-2016	BU 683		2016	13	194	2.9	8.87	12.02	G0		212730.41-201604.3

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

WDS 21275-2016 BU 683 (HD 204204) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21275-2016 BU 683 (HD 204204) : MEASURES

No records found.

WDS 21275-2016 (HD 204204) : 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 21275-2016 (HD 204204) : ALADIN DSS IMAGE @ 21^h 27^m 30.41^s -20° 16' 04.3"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21275-2016 BU 683 (HD 204204) : 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		21275-2016	BU 683		194	2.9
Show		21264-2025	HLD 166	AB	68	2.8	18
Show		21264-2025	HWE 56	AC	160	5.1	18
Show		21291-1932	RST3286		3	1.6	49
Show		21242-1948	HU 1312	AB	86	2.6	55
Show		21308-2055	UC 4481		306	15.7	61
Show		21278-1911	OCC 58		-1	0.1	66
Show		21282-1906	HJ 3029		352	19.0	71
Show		21226-1957	BHA 45		203	4.3	71
Show		21324-2058	LDS6354		219	56.1	81
Show		21314-1914	SEE 449	AB	179	2.2	83
Show		21282-2144	EGN 26		205	6.2	89
Show		21209-1953	SKF 928		47	14.0	96
Show		21285-1836	ARA 810		219	15.9	101
Show		21247-1835	HJ 3024		73	14.5	108
Show		21199-2000	BHA 44		129	3.9	109
Show		21270-2208	ALD 16		300	3.5	113
Show		21270-1824	OCC 747		-1	0.1	113
Show		21194-2038	I 1439		194	0.2	117
Show		21308-2204	OL 76		346	2.4	117
Show		21212-2138	KPP1448		333	10.9	121
Show		21353-1915	OCC 70		-1	0.1	127
Show		21332-1836	BRT1568		132	5.7	128
Show		21267-2225	SEE 446	AB	14	16.3	130
Show		21267-2225	SZM 3	AC	76	85.0	130
Show		21314-2217	HJ 3030		114	9.4	133
Show		21337-2158	HDS3068		80	0.5	134
Show		21345-1841	UC 4499	AB	293	18.7	138
Show		21345-1841	JNN 326	Aa,Ab	270	0.3	138
Show		21216-1825	ARA 502		123	6.8	140
Show		21238-2227	TDT2943		226	0.4	141
Show		21376-2026	YSC 119		232	0.4	143
Show		21371-1928	H 6 6	AB	46	65.8	144
Show		21371-1928	BU 9024	AC	164	62.7	144
Show		21355-1846	I 380	AB	354	1.2	145
Show		21355-1846	I 380	AC	69	42.5	145
Show		21285-1751	LDS 744		146	19.4	146
Show		21180-2115	HJ 3017		199	17.4	147
Show		21336-2216	ARA1941		9	12.1	147
Show		21220-2224	HJ 5265		190	32.3	149
Show		21178-2119	FOX 42		93	2.0	150
Show		21342-2215	DON1011		304	0.7	152
Show		21211-1811	UC 4453	AB	293	18.2	154
Show		21172-1916	HJ 3016		325	13.5	158
Show		21250-2250	UC 4466		200	56.3	158
Show		21297-2251	LDS4889		289	1.7	158
Show		21384-2058	ARA1586		43	11.7	159
Show		21166-2103	DON1004		278	1.3	161
Show		21165-1935	DON1003	AB	149	3.7	161
Show		21380-1913	LDS 751		355	18.9	161
Show		21237-1744	SHN 250		-1	0.0	163

WDS 21275-2016 : COMPONENTS

	A
B	pa=192.8° sep=2.87"

21275-2016 A

Componente originario normalizzato	AB	Name	HD 204204	Coord arcsec 2000	212730.41-201604.3	Mag	8.87
Spectral class	G0 (yellow)	PmRA	-9.00	PmDE	-29.0	HIP	105957
Tycho2	6368-01046-1	HD	204204	BD	BD-20 6212

Tycho2

Tycho2	6368-01046-1	Pflag		RAmdeg	321.87670523	DEmdeg	-20.26785457
PmRA	-9.1	PmDE	-29.1	E RAmdeg	8	E DEmdeg	10
E pmRA	1.4	E pmDE	1.6	EpRAm	1990.70	EpDEm	1990.46
Num	10	Q RAmdeg	1.2	Q DEmdeg	1.4	Q pmRA	1.3
Q pmDE	1.4	BTmag	9.366	E BTmag	0.020	VTmag	8.868
E VTmag	0.016	Prox	29	TYC	T	HIP	105957
CCDM	A	RAdeg	321.87672750	DEdeg	-20.26778444	EpRA 1990	1.68
EpDE 1990	1.46	E RAdeg	8.3	E DEdeg	10.3	Posflg
Corr	-0.1

Hipparcos

Catalog	H	HIP	105957	Proxy	H	RAhms	21 27 30.41
DEdms	-20 16 04.0	Vmag	8.73	VarFlag		R Vmag	H
RAdeg	321.877	DEdeg	-20.2678	AstroRef	A	Plx	5.28
CCDM	21275-2016	N CCDM	I	Nsys	1	Ncomp	2
MultFlag	C	Source		Qual	A	M HIP	AB
Theta	195	Rho	2.914	HD	204204	BD	BD-20 6212
CD		CP		Dm number	-20 6212	VIred	0.58
SpType	G0	R SpType		Coord arcsec 2000	212730.41-201604.0

Hipparcos 2

HIP	105957	Sn	15	So	3	Nc	2
RArad	5.6178085972	DErad	-0.3537395953	Plx	4.85	PmRA	-9.7
PmDE	-30.93	E RArad	1.01	E DErad	0.68	E Plx	1.09
E pmRA	1.37	E pmDE	0.7	Hpmag	8.8381	E Hpmag	0.0013
SHp	0.012	VA	0	BV	0.4	E BV	0.495
VI	0.58

CCDM

Ccdm	21275-2016	RComp		Comp	A	Note1
Note2		Discov num		DRAs	0.54	DDEs	-4.0
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	8.6	Sp	G0	PmNote	*
PmRA	18	PmDE	-16	Dm number	-20 6212	Cat1	BD
Name2		Cat2		HD	204204	M HD
ADS BDS	A14988	M ADS BDS		N IDS		IDS	21218S2042A
HIC	105957

21275-2016 B

Componente originario normalizzato	AB		Coord arcsec 2000	212730.36-201607.1		Mag	12.02		PmRA	-10.00
PmDE	-30.0		Calc delta mag	3.15		Calc coord	yes

CCDM

Ccdm	21275-2016	RComp		Comp	B	Note1
Note2		Discov num	BU 683	DRAs		DDEs
R dRAs		Year	1877	Theta	195	Rho	2.9
Obs	7	Vmag	11.6	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	A14988	M ADS BDS		N IDS		IDS	21218S2042B
HIC	105957