21304-2426 SEE 448 AB (HD 204608)

21^h 30^m 23.54^s -24° 25' 38.9" P.A. 254.00 sep 1.5 mag 8.66,10.55 Sp K0III dist. 275.48 pc (898.62 l.y.)

Coord 2000	21304-2426	Discov num	SEE 448	Comp	AB	Coord arcsec 2000	21 30 23.54 -24 25 38.9
Date first	1897	Date last	1991	Obs	8
Pa first	249	Pa last	253.6	P.A. Now (θ)	253.6°
Sep first	1.3	Sep last	1.456	Sep. Now (ρ)	1.456"
Mag pri	8.66	Mag sec	10.55	delta mag (ΔM)	1.89	Spectral class	K0III (yellow-orange)
Pri motion ra	+014	Sec motion ra	+014
Pri motion dec	-009	Sec motion dec	-009
Notes

Nature of this double is uncertain.

21304-2426 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	HD 204608	190393	21 30 24 -24 25 39	SEE 448 AB	1991	8	254	1.5	8.66	10.55	1.89		<===
Show		190393	21 30 24 -24 25 39	I 9028 AC	2015	3	10	23.7	8.66	15.00	6.34

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Name	HD 204608	Constellation	Capricornus	SAO	190393	HIP	106181
Tycho2	6943-00202-1	Gaia DR2	6815324443973359360	HD	204608	GC	30105
CD	CD-2416686	CP	CP-24 7227	Distance	275.48	Distance ly	898.62

WDS 21304-2426 SEE 448 AB (HD 204608) : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
I__1895	Ma -	Innes, R.T.A.	1895MNRAS..55..312I
I__1895	+Mb	MNRAS 55, 312,544, 1895
I__1896	Mb -	Innes, R.T.A.	1896JBAA....6..261I
I__1896		J. British Astron. Assoc. 6, 261, 1896
I__1897a	Ma -	Innes, R.T.A.	1897MNRAS..57..533I
I__1897a		MNRAS 57, 533, 1897 (data also in I__1897b,	1897AN....143..171I
I__1897a		I__1897c)	1897AN....144...89I
I__1897b	Ma -	Innes, R.T.A.	1897AN....143..171I
I__1897b		AN 143, 171, 1897
I__1897c	Ma -	Innes, R.T.A.	1897AN....144...89I
I__1897c		AN 144, 89, 1897
I__1897d	Ma -	Innes, R.T.A.	1897AN....145...93I
I__1897d		AN 145, 93, 1897
I__1897e	Ma -	Innes, R.T.A.	1897MNRAS..57..456I
I__1897e	+Mb	MNRAS 57, 456, 1897
I__1897f	Ma -	Innes, R.T.A.	1897MNRAS..58...48I
I__1897f		MNRAS 58, 48, 1897
I__1897g	Ma -	Innes, R.T.A.	1897AJ.....18...65I
I__1897g		AJ 18, 65, 1897
I__1898	Ma -	Innes, R.T.A.	1898AN....146..369I
I__1898		AN 146, 369, 1898
I__1899	Ma -	Innes, R.T.A.	1899QB4.C22v2......
I__1899		Ann. Cape Obs. 2, Pt.2, 1899 (Innes Reference Catalog)
I__1901	Ma -	Innes, R.T.A.	1901MNRAS..61..575.
I__1901		MNRAS 61, 575, 1901 (data also in I__1905)	1905AnCap...2....4I
I__1902a	Ma -	Innes, R.T.A.	1902MNRAS..62..470I
I__1902a		MNRAS 62, 470, 1902 (data also in I__1905)	1905AnCap...2....4I
I__1902b	Ma -	Innes, R.T.A.	1902MNRAS..63...76I
I__1902b		MNRAS 63, 76, 1902 (some data also in I__1905)	1905AnCap...2....4I
I__1903	-	Innes, R.T.A.	1903MNRAS..64..130I
I__1903		MNRAS 64, 130, 1903 (data also in I__1905)	1905AnCap...2....4I
I__1903b	Ma -	Innes, R.T.A.	1903Obs....26..285I
I__1903b		Obs 26, 285, 1903 (some data also in I__1905)	1905AnCap...2....4I
I__1905	Ma -	Innes, R.T.A.	1905AnCap...2....4I
I__1905		Ann. Cape Obs. 2, Pt.4, 1905
I__1907	Ma -	Innes, R.T.A.	1907Obs....30...61I
I__1907		Obs 30, 61, 1907
I__1908	-	Innes, R.T.A.	1908Obs....31..289I
I__1908		Obs 31, 289, 1908 (measures also in I__1909)
I__1909	Ma -	Innes, R.T.A.	.
I__1909		Transvaal Obs. Circ. 1, 1, 1909
I__1910	Ma -	Innes, R.T.A.	.
I__1910		Transvaal Obs. Circ. 1, 21, 1910
I__1911	Ma -	Innes, R.T.A.	.
I__1911		Transvaal Obs. Circ. 1, 61, 1911
I__1912	Ma -	Innes, R.T.A.	.
I__1912		Transvaal Obs. Circ. 1, 111, 1912
I__1913a	Ma -	Innes, R.T.A.	1913CiUO....4...31.
I__1913a		Union Obs. Johannesburg Circ. 4, 31, 1913
I__1913b	Ma -	Innes, R.T.A. (measure by Simpkins, R.P.)	1913CiUO....4...31.
I__1913b		Union Obs. Johannesburg Circ. 4, 31, 1913
I__1914	Ma -	Innes, R.T.A.	1914CiUO...14...97.
I__1914		Union Obs. Johannesburg Circ. 14, 97, 1914
I__1915a	Ma -	Innes, R.T.A.	1915CiUO...24..185.
I__1915a		Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915b	Ma -	Innes, R.T.A. (measure by Cox, G.W.)	1915CiUO...24..185.
I__1915b		Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915c	Ma -	Innes, R.T.A. (measure by Johnson, E.L.)	1915CiUO...24..185.
I__1915c		Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915d	Ma -	Innes, R.T.A. (measure by Simpkins, R.P.)	1915CiUO...24..185.
I__1915d		Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915e	-	Innes, R.T.A.	1915Obs....38..221I
I__1915e		Obs 38, 221, 1915 (measures also in I__1916)	1916CiUO...33..249I
I__1915f	-	Innes, R.T.A.	1915Obs....38..333I
I__1915f		Obs 38, 333, 1915 (measures also in I__1915)	1915CiUO...24..185I
I__1916a	Ma -	Innes, R.T.A.	1916CiUO...33..249I
I__1916a		Union Obs. Johannesburg Circ. 33, 249, 1916
I__1916b	Ma -	Innes, R.T.A. (measure by Simpkins, R.P.)	1916CiUO...33..249I
I__1916b		Union Obs. Johannesburg Circ. 33, 249, 1916
I__1916c	Ma -	Innes, R.T.A. (measure by van der Spuy, K.)	1916CiUO...33..249I
I__1916c		Union Obs. Johannesburg Circ. 33, 249, 1916
I__1917a	Ma -	Innes, R.T.A.	1917CiUO...37..285I
I__1917a		Union Obs. Johannesburg Circ. 37, 285, 1917
I__1917b	Ma -	Innes, R.T.A. (measure by Johnson, E.L.)	1917CiUO...37..285I
I__1917b		Union Obs. Johannesburg Circ. 37, 285, 1917
I__1917c	Ma -	Innes, R.T.A. (measure by van der Spuy, K.)	1917CiUO...37..285I
I__1917c		Union Obs. Johannesburg Circ. 37, 285, 1917
I__1917d	Ma -	Innes, R.T.A. (measure by Worssell, W.M.)	1917CiUO...37..285I
I__1917d		Union Obs. Johannesburg Circ. 37, 285, 1917
I__1918	Ma -	Innes, R.T.A.	1918CiUO...41..339I
I__1918		Union Obs. Johannesburg Circ. 41, 339, 1918
I__1927a	Ma -	Innes, R.T.A.	1927sdsc.book.....I
I__1927a	+Po	Southern Double Star Cat. 1927
I__1927b	Ma -	Innes, R.T.A. & van den Bos, W.H.	1927sdsc.book.....I
I__1927b		Southern Double Star Cat. 1927
I__1932A	Ma -	Innes, R.T.A.	1932QB821.A43......
I__1932A		cited in ADS (Aitken Double Star Cat.), 1932
I__1948a	Ma -	Innes, R.T.A.	1948CiUO..106..193I
I__1948a	+Po	Union Obs. Johannesburg Circ. 106, 193, 1948
I__1948b	Ma -	Innes, R.T.A. (measure by Simpkins, R.P.)	1948CiUO..106..193I
I__1948b		Union Obs. Johannesburg Circ. 106, 193, 1948
I__9999	Ma -	Innes, R.T.A.	...................
I__9999	+Mb	Unpublished, manuscript or reference not found.
See1892	Ma -	See, T.J.J.	.
See1892		Beob. K. Sternw. Berlin, 6, 1, 1892
See1893	orb -	See, T.J.J.	1893MNRAS..54..102S
See1893		MNRAS 54, 102, 1893
See1894	orb -	See, T.J.J.	1894AN....138..373S
See1894		AN 138, 373, #3311, 1894
See1895a	orb -	See, T.J.J.	1895AJ.....15...33S
See1895a		AJ 15, 33, 1895
See1895b	orb -	See, T.J.J.	1895AJ.....15...54S
See1895b		AJ 15, 54, 1895
See1895c	Ma -	See, T.J.J.	1895AJ.....15...97S
See1895c		AJ 15, 97, 1895
See1895d	Ma -	See, T.J.J.	1895AJ.....15..188S
See1895d		AJ 15, 188, 1895
See1895f	orb -	See, T.J.J.	1895AN....138...25S
See1895f		AN 138, 25, 1895
See1895g	orb -	See, T.J.J.	1895AJ.....16...18S
See1895g		AJ 16, 18, 1895
See1896a	Ma -	See, T.J.J.	1896AN....142...43S
See1896a		AN 142, 43, 1896
See1896b	Ma j	See, T.J.J.	1896AJ.....16..211S
See1896b		AJ 16, 211, 1896
See1896c	orb -	See, T.J.J.	1896QB421.S5.......
See1896c		Evolution of Stellar Systems, v1, 1896
See1896d	Ma j	See, T.J.J.	1896AJ.....17....1S
See1896d		AJ 17, 1, 1896
See1897a	Ma j	See, T.J.J.	1897AJ.....17..180S
See1897a		AJ 17, 180, 1897
See1897b	Ma j	See, T.J.J.	1897MNRAS..57..577S
See1897b	+orb	MNRAS 57, 577, 1897
See1897d	-	See, T.J.J.	1897AJ.....17...93S
See1897d		AJ 17, 93, 1897
See1897e	Ma j	See, T.J.J.	1897AJ.....18...75S
See1897e		AJ 18, 75, 1897
See1897f	-	See, T.J.J.	1897MNRAS..57..398S
See1897f		MNRAS 57, 398, 1897 (data also in AN 146, 225, 1898)	1898AN....146..225S
See1897g	-	See, T.J.J.	1897MNRAS..58...15S
See1897g		MNRAS 58, 15, 1897
See1897h	-	See, T.J.J.	1897AN....142...43S
See1897h		AN 142, 43, #3387, 1897
See1897i	Ma j	See, T.J.J.	1897AN....143...59S
See1897i		AN 143, 59, #3412, 1897
See1897j	Ma j	See, T.J.J.	1897AN....143..413S
See1897j		AN 143, 413, #3432, 1897 (see also See1898b, See1898c)	1898AJ.....18..181S
See1897k	orb -	See, T.J.J.	1897AN....144..359S
See1897k		AN 144, 359, #3455, 1897
See1897l	Ma j	See, T.J.J.	1897MNRAS..57..541S
See1897l		MNRAS 57, 541, 1897 (some data also in See1898b, See1898c)	1898AJ.....18..181S
See1898a	Ma -	See, T.J.J.	1898AN....145..205S
See1898a		AN 145, 205, 1898
See1898b	Ma j	See, T.J.J.	1898AJ.....18..181S
See1898b		AJ 18, 181, 1898
See1898c	Ma j	See, T.J.J.	1898AN....146..225S
See1898c		AN 146, 225, 1898
See1898d	Ma -	See, T.J.J. (measure by Boothroyd, S.L.)	1898AN....146..225S
See1898d		AN 146, 225, 1898
See1898e	Ma j	See, T.J.J.	1898MNRAS..58..386S
See1898e		MNRAS 58, 385, 1898
See1898f	orb -	See, T.J.J.	1898MNRAS..58..450S
See1898f		MNRAS 58, 450, 1898
See1898g	orb -	See, T.J.J.	1898AJ.....19...57S
See1898g		AJ 19, 57, 1898
See1900a	-	See, T.J.J.	1900AN....152...73S
See1900a		AN 152, 73, #3629, 1900
See1900b	orb -	See, T.J.J.	1900AN....152...75S
See1900b		AN 152, 75, #3629, 1900
See1900c	Ma j	See, T.J.J.	1900AN....152..179S
See1900c		AN 152, 179, #3636, 1900
See1900d	Ma j	See, T.J.J.	1900AN....153...99S
See1900d		AN 153, 99, #3654, 1900
See1900e	Ma j	See, T.J.J.	1900AN....152..329S
See1900e		AN 152, 329, #3645, 1900
See1906A	Ma -	See, T.J.J.	1906MmRAS..56....1L
See1906A		cited by Lewis (MemRAS 56, 1, 1906)
See1906B	Ma -	See, T.J.J.	1906QB821.B972.....
See1906B		cited in BDS (Burnham Double Star Cat., 1906)
See1908a	orb -	See, T.J.J.	1908MNRAS..68..192S
See1908a		MNRAS 68, 192, 1908
See1908b	orb -	See, T.J.J.	1908MNRAS..68..195S
See1908b		MNRAS 68, 195, 1908
See1908c	-	See, T.J.J.	1908MNRAS..68..198S
See1908c		MNRAS 68, 198, 1908
See1908d	orb -	See, T.J.J.	1908MNRAS..68..568S
See1908d		MNRAS 68, 568, 1908
See1911	Ma j	See, T.J.J.	.
See1911		Pub. USNO 6, A117, 1911
See1927A	Ma -	See, T.J.J.	1927sdsc.book......
See1927A		cited in SDS (Southern Double Star Cat.), 1927
See1932A	Ma -	See, T.J.J.	1932QB821.A43......
See1932A		cited in ADS (Aitken Double Star Cat.), 1932
See9999	Ma -	See, T.J.J.	...................
See9999		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
21304-2426	SEE 448	AB	1991	8	254	1.5	8.66	10.55	K0III	D	213023.54-242538.9

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

WDS 21304-2426 SEE 448 AB (HD 204608) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21304-2426 SEE 448 AB (HD 204608) : MEASURES

No records found.

WDS 21304-2426 (HD 204608) : 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 21304-2426 (HD 204608) : ALADIN DSS IMAGE @ 21^h 30^m 23.54^s -24° 25' 38.9"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21304-2426 SEE 448 AB (HD 204608) : 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		21304-2426	SEE 448	AB	254	1.5
Show		21304-2426	I 9028	AC	10	23.7
Show		21324-2434	UC 4488		62	24.1	30
Show		21282-2358	BRT3102		36	4.8	41
Show		21275-2446	LDS4886		240	52.1	44
Show		21277-2453	HJ 5271		44	6.5	46
Show		21321-2514	B 2495		263	11.9	54
Show		21343-2353	BVD 138		121	25.1	63
Show		21261-2325	HJ 5269		342	8.2	85
Show		21244-2455	SPM 40		107	42.4	88
Show		21297-2251	LDS4889		289	1.7	96
Show		21242-2534	BU 1035		214	0.8	108
Show		21218-2409	KPP 492		227	3.9	119
Show		21250-2250	UC 4466		200	56.3	121
Show		21224-2523	TDT2932		203	0.6	123
Show		21215-2442	SEE 441	AB	19	1.8	123
Show		21215-2442	SEE 441	AC	317	102.8	123
Show		21338-2622	RST1095		316	0.9	126
Show		21325-2631	RST1093		227	2.3	128
Show		21314-2217	HJ 3030		114	9.4	131
Show		21362-2610	RST1098	AB	7	18.2	131
Show		21362-2610	TOK 637	AC	62	999.9	131
Show		21267-2225	SEE 446	AB	14	16.3	132
Show		21267-2225	SZM 3	AC	76	85.0	132
Show		21336-2216	ARA1941		9	12.1	138
Show		21213-2324	B 524		151	1.1	140
Show		21342-2215	DON1011		304	0.7	140
Show		21308-2204	OL 76		346	2.4	143
Show		21392-2543	NSN 494		265	10.3	143
Show		21270-2208	ALD 16		300	3.5	145
Show		21238-2227	TDT2943		226	0.4	150
Show		21412-2459	KPP1482		239	11.1	151
Show		21195-2346	SEE 444		260	9.0	154
Show		21337-2158	HDS3068		80	0.5	155
Show		21420-2439	SEE 453		325	11.5	159
Show		21405-2301	ARA2279		276	14.2	164
Show		21187-2348	RSS 559		354	20.7	164
Show		21282-2144	EGN 26		205	6.2	165
Show		21410-2551	SEE 452		113	11.0	168
Show		21220-2224	HJ 5265		190	32.3	168
Show		21402-2245	UC 4522		214	11.3	169
Show		21182-2355	HJ 3018		350	14.7	171
Show		21257-2706	TDT2956		239	0.5	173
Show		21419-2314	UC 4533		265	11.7	174
Show		21420-2316	SEE 454		208	5.1	175
Show		21198-2621	BU 271	AB	24	0.6	185
Show		21198-2621	BU 271	AC	67	141.7	185
Show		21198-2621	BU 271	AD	61	298.6	185
Show		21198-2621	BU 271	AE	32	180.4	185
Show		21363-2715	RST1099		174	1.5	188
Show		21229-2705	I 1441		159	1.8	189

WDS 21304-2426 : COMPONENTS

	A	B
B	pa=252.1° sep=1.34"
C	pa=9.4° sep=23.60"	pa=12.2° sep=24.24"

21304-2426 A

Name	HD 204608	Coord arcsec 2000	213023.54-242538.9	Mag	8.66	Spectral class	K0III (yellow-orange)
PmRA	14.00	PmDE	-9.0	SAO	190393	HIP	106181
Tycho2	6943-00202-1	HD	204608	GC	30105	CD	CD-2416686
CP	CP-24 7227

Tycho2

Tycho2	6943-00202-1	Pflag	P	RAmdeg	322.59808089	DEmdeg	-24.42747511
PmRA	13.7	PmDE	-8.5	E RAmdeg	8	E DEmdeg	10
E pmRA	2.6	E pmDE	2.4	EpRAm	1991.59	EpDEm	1991.25
Num	5	Q RAmdeg	1.5	Q DEmdeg	0.4	Q pmRA	1.5
Q pmDE	0.4	BTmag	9.766	E BTmag	0.023	VTmag	8.662
E VTmag	0.014	Prox	15	TYC	T	HIP	106181
CCDM	A	RAdeg	322.59810611	DEdeg	-24.42743889	EpRA 1990	1.75
EpDE 1990	1.53	E RAdeg	8.1	E DEdeg	9.7	Posflg	D
Corr	-0.3

SAO

SAO	190393	DelFlag		RA1950		PmRA1950	0.0018
DE1950		PmDE1950	-0.011	Vmag	8.3	SpType	G5
Double code		Source	70	CatNum	30105	DM	CD-2416686
DMcomp		BDsup		HD	204608	M HD	0
GC	30105	RA1950rad	5.61785863	DE1950rad	-0.43017988	PmRA2000	0.0018
PmDE2000	-0.014

Hipparcos

Catalog	H	HIP	106181	Proxy	H	RAhms	21 30 23.55
DEdms	-24 25 38.8	Vmag	8.4	VarFlag		R Vmag	H
RAdeg	322.598	DEdeg	-24.4274	AstroRef	A	Plx	3.32
CCDM	21304-2426	N CCDM	I	Nsys	1	Ncomp	2
MultFlag	C	Source		Qual	A	M HIP	AB
Theta	253	Rho	1.482	HD	204608	BD
CD	CD-2416686	CP	CP-24 7227	Dm number	-2416686	VIred	0.91
SpType	K0III	R SpType		Coord arcsec 2000	213023.55-242538.8

Hipparcos 2

HIP	106181	Sn	15	So	3	Nc	2
RArad	5.6303990828	DErad	-0.4263391965	Plx	3.63	PmRA	8.75
PmDE	-9.21	E RArad	1.12	E DErad	0.76	E Plx	1.34
E pmRA	1.25	E pmDE	0.75	Hpmag	8.557	E Hpmag	0.0017
SHp	0.014	VA	0	BV	1.6	E BV	0.495
VI	0.91

CCDM

Ccdm	21304-2426	RComp		Comp	A	Note1
Note2		Discov num		DRAs	-0.38	DDEs	20.9
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	8.5	Sp	G5	PmNote	*
PmRA	23	PmDE	-12	Dm number	-2416686	Cat1	CD
Name2	190393	Cat2	SAO	HD	204608	M HD
ADS BDS	A15023	M ADS BDS		N IDS		IDS	21246S2452A
HIC	106181

21304-2426 B

Coord arcsec 2000	213023.45-242539.3		Mag	10.55		PmRA	14.00		PmDE	-9.0
Tycho2	6943-00202-2		Calc delta mag	1.89		Calc coord	yes

Tycho2

Tycho2	6943-00202-2	Pflag	P	RAmdeg	322.59808089	DEmdeg	-24.42747511
PmRA	13.7	PmDE	-8.5	E RAmdeg	8	E DEmdeg	10
E pmRA	2.6	E pmDE	2.4	EpRAm	1991.59	EpDEm	1991.25
Num	5	Q RAmdeg	1.5	Q DEmdeg	0.4	Q pmRA	1.5
Q pmDE	0.4	BTmag	11.147	E BTmag	0.056	VTmag	10.547
E VTmag	0.048	Prox	15	TYC		HIP	106181
CCDM	B	RAdeg	322.59768000	DEdeg	-24.42755333	EpRA 1990	1.75
EpDE 1990	1.51	E RAdeg	29.8	E DEdeg	37.3	Posflg	D
Corr	-0.3

CCDM

Ccdm	21304-2426	RComp		Comp	B	Note1
Note2		Discov num	SEE 448	DRAs		DDEs
R dRAs		Year	1897	Theta	252	Rho	1.4
Obs	6	Vmag	11.3	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	A15023	M ADS BDS		N IDS		IDS	21246S2452B
HIC	106181

21304-2426 C

Coord arcsec 2000	213023.82-242515.6		Mag	15		PmRA	2.00		PmDE	-2.0
Calc delta mag	6.34		Calc coord	yes