21208-3847 CVN 110 AB

21^h 20^m 46.61^s -38° 46' 53.6" P.A. 25.00 sep 7.0 mag 6.36,20.50 Sp G7V dist. 35.03 pc (114.27 l.y.)

Coord 2000	21208-3847	Discov num	CVN 110	Comp	AB	Coord arcsec 2000	21 20 46.61 -38 46 53.6
Date first	2011	Date last	2011	Obs	1
Pa first	25	Pa last	24.5	P.A. Now (θ)	24.5°
Sep first	7.0	Sep last	7.038	Sep. Now (ρ)	7.038"
Mag pri	6.36	Mag sec	20.50	delta mag (ΔM)	14.14	Spectral class	G7V (yellow)
Pri motion ra	-025	Sec motion ra
Pri motion dec	+050	Sec motion dec
Notes	W K (, K-band or other infrared magnitudes)

Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation	Microscopium	SAO	212925	HIP	105384	Tycho2	7979-00832-1
HD	203019	CD	CD-3914212	CP	CP-39 8929	Distance	35.03
Distance ly	114.27

WDS 21208-3847 CVN 110 AB : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Cvn2002	A -	Chauvin, G., Menard, F., Fusco, T., Lagrange, A.-M., Beuzit, J.-L., Mouillet, D.,	2002A&A...394..949C
Cvn2002		& Augereau, J.-C.
Cvn2002		A&A 394, 949, 2002
Cvn2003	A j	Chauvin, G., Thomson, M., Dumas, C., Beuzit, J.-L., Lowrance, P., Fusco, T.,	2003A&A...404..157C
Cvn2003		Lagrange, A.-M., Zuckerman, B., et al.
Cvn2003		A&A 404, 157, 2003
Cvn2003		(ESO 3.6m + ADONIS/SHARPII AO)
Cvn2003b	A j	Chauvin, G., Lagrange, A.-M., Beust, H., Fusco, T., Mouillet, D., Lacombe, F.,	2003A&A...406L..51C
Cvn2003b		Pujet, P., Rousset, G., et al.
Cvn2003b		A&A 406, L51, 2003
Cvn2004	Ao j	Chauvin, G., Lagrange, A.-M., Dumas, C., Zuckerman, B., Mouillet, D., Song, I.,	2004A&A...425L..29C
Cvn2004		Beuzit, J.-L., & Lowrance, P.
Cvn2004		A&A 425, L29, 2004
Cvn2005a	Ao j	Chauvin, G., Lagrange, A.-M., Lacombe, F., Dumas, C., Mouillet, D., Zuckerman, B.,	2005A&A...430.1027C
Cvn2005a		Gendron, E., Song, I., et al.
Cvn2005a		A&A 430, 1027, 2005
Cvn2005a		(primary magnitudes for CVN 2 from 2MASS)
Cvn2005b	Ao j	Chauvin, G., Lagrange, A.-M., Dumas, C., Zuckerman, B., Mouillet, D., Song, I.,	2005A&A...438L..25C
Cvn2005b		Beuzit, J.-L., & Lowrance, P.
Cvn2005b		A&A 438, L25, 2005
Cvn2005c	Ao j	Chauvin, G., Lagrange, A.-M., Zuckerman, B., Dumas, C., Mouillet, D., Song, I.,	2005A&A...438L..29C
Cvn2005c		Beuzit, J.-L., Lowrance, P., & Bessell, M.S.
Cvn2005c		A&A 438, L29, 2005
Cvn2006	A j	Chauvin, G., Lagrange, A.-M., Udry, S., Fusco, T., Galland, F., Naef, D., Beuzit,	2006A&A...456.1165C
Cvn2006	+Ao	J.-L., & Mayor, M.
Cvn2006		A&A 456, 1165, 2006
Cvn2007	Ao j	Chauvin, G., Lagrange, A.-M., Udry, S., & Mayor, M.	2007A&A...475..723C
Cvn2007	+A	A&A 475, 723, 2007
Cvn2007		(included re-reduction of some data from Cvn2006)	2006A&A...456.1165C
Cvn2010	Ao j	Chauvin, G., Lagrange, A.-M., Zuckerman, B., Dumas, C., Bessell, M.S., Beuzit,	2010A&A...509A..52C
Cvn2010	+A	J.-L., Bonnefoy, M., Desidera, S., et al.
Cvn2010		A&A 509, A52, 2010
Cvn2010		(rough date of 2005, midpoint of observation range, listed for unresolved
Cvn2010		observations and pairs noted as being resolved but with no published separation)
Cvn2011	A j	Chauvin, G., Beust, H., Lagrange, A.-M., & Eggenberger, A.	2011A&A...528A...8C
Cvn2011		A&A 528, A8, 2011
Cvn2012	A j	Chauvin, G., Faherty, J., Boccaletti, A., Cruz, K., Lagrange, A., Zuckerman, B.,	2012A&A...548A..33C
Cvn2012		Bessell, M.S., Beuzit, J.-L., Bonnefoy, M., Dumas, C., Lowrance, P., & Song, I.
Cvn2012		A&A 548, A33, 2012
Cvn2012b	Ao j	Chauvin, G., Lagrange, A.-M., Beust, H., Bonnefoy, M., Boccaletti, A., Apai, D.,	2012A&A...542A..41C
Cvn2012b	+orb	Allard, F., Ehrenreich, D., Girard, J.H.V., Mouillet, D., & Rouan, D.
Cvn2012b		A&A 542, A41, 2012
Cvn2015	A j	Chauvin, G., Vigan, A., Bonnefoy, M., Desidera, S., Bonavita, M., Mesa, D.,	2015A&A...573A.127C
Cvn2015		Boccaletti, A., Buenzli, E., Carson, J., Delorme, P., Hagelberg, J.,
Cvn2015		Montagnier, G., et al.
Cvn2015		A&A 573, A127, 2015

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
21208-3847	CVN 110	AB	2011	1	25	7.0	6.36	20.50	G7V	WK	212046.61-384653.6

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

WDS 21208-3847 CVN 110 AB : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21208-3847 CVN 110 AB : MEASURES

No records found.

WDS 21208-3847 : 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 21208-3847 : ALADIN DSS IMAGE @ 21^h 20^m 46.61^s -38° 46' 53.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21208-3847 CVN 110 AB : 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		21208-3847	CVN 110	AB	25	7.0
Show		21187-3835	NSN 467		290	36.2	28
Show		21221-3818	HDS3042		126	0.2	34
Show		21196-3929	I 1438		57	3.8	44
Show		21176-3914	SEE 442		40	4.9	46
Show		21163-3845	LDS 737		157	7.2	52
Show		21232-3800	LDS 741		290	8.9	54
Show		21251-3812	RST5478		126	1.4	62
Show		21257-3913	SEE 445		216	2.3	64
Show		21178-3945	CRU9019	AB	230	117.1	68
Show		21178-3945	CRU9019	AC	62	62.8	68
Show		21237-3947	SKF1173		153	94.0	69
Show		21178-3945	TDT2890	Ba,Bb	252	0.5	70
Show		21156-3927	HJ 5254	A,BC	191	57.8	73
Show		21156-3927	B 521	BC	50	0.5	74
Show		21220-3733	B 525		171	0.9	76
Show		21143-3835	B 520	AB	252	0.8	78
Show		21143-3835	HJ 5253	AC	183	10.4	78
Show		21263-3801	B 2494		324	8.2	80
Show		21140-3858	TDT2844		69	0.5	81
Show		21276-3843	KPP1399		345	10.5	81
Show		21236-3734	TDT2941		97	0.4	81
Show		21278-3900	WG 271		121	4.1	84
Show		21241-4002	UC 4465		50	38.1	85
Show		21213-4011	WG 270		52	4.8	85
Show		21285-3906	WG 272		85	7.5	92
Show		21142-3936	WG 267		318	10.0	92
Show		21293-3850	I 133		26	7.2	100
Show		21265-3728	KPP 623		60	5.7	104
Show		21121-3811	HJ 5249		327	23.1	109
Show		21307-3838	B 530	AB	44	0.9	117
Show		21307-3838	B 530	AC	275	48.0	117
Show		21232-3653	SUB 9		168	49.6	118
Show		21243-4040	CRU9020		52	38.1	120
Show		21208-4049	HDS3039		13	0.2	122
Show		21144-4025	UC 4416		140	12.5	123
Show		21162-4041	CBL 182		152	31.3	126
Show		21315-3834	I 1123	AB	343	5.0	127
Show		21315-3834	TOK 347	AC	208	235.4	127
Show		21209-3639	B 1006		151	5.7	128
Show		21271-3700	BRT1820		99	4.0	130
Show		21122-4016	CRU9018	AB	212	122.8	134
Show		21122-4016	CRU9018	AC	237	146.0	134
Show		21122-4016	CRU9018	AD	250	180.1	134
Show		21122-4016	CRU9018	AE	268	219.6	134
Show		21122-4016	CRU9018	AF	326	122.7	134
Show		21136-3703	BRT1817		61	3.6	135
Show		21107-3959	HDS3018		189	0.8	137
Show		21244-4100	BU 766	AB	169	0.3	140
Show		21244-4100	BU 766	AC	65	79.1	140
Show		21111-3717	COO 242		239	5.2	146

WDS 21208-3847 : COMPONENTS

	A
B	pa=19.6° sep=6.80"

21208-3847 A

Coord arcsec 2000	212046.61-384653.6	Mag	6.36	Spectral class	G7V (yellow)	PmRA	-25.00
PmDE	50.0	SAO	212925	HIP	105384	Tycho2	7979-00832-1
HD	203019	CD	CD-3914212	CP	CP-39 8929

Tycho2

Tycho2	7979-00832-1	Pflag		RAmdeg	320.19413712	DEmdeg	-38.78144611
PmRA	-23.2	PmDE	47.6	E RAmdeg	6	E DEmdeg	8
E pmRA	1.1	E pmDE	1.1	EpRAm	1990.91	EpDEm	1990.58
Num	14	Q RAmdeg	1.0	Q DEmdeg	1.2	Q pmRA	1.1
Q pmDE	1.4	BTmag	8.696	E BTmag	0.019	VTmag	7.941
E VTmag	0.013	Prox	999	TYC	T	HIP	105384
CCDM		RAdeg	320.19420500	DEdeg	-38.78155278	EpRA 1990	1.78
EpDE 1990	1.88	E RAdeg	6.2	E DEdeg	7.9	Posflg
Corr	-0.1

SAO

SAO	212925	DelFlag		RA1950		PmRA1950	-0.0045
DE1950		PmDE1950	0.06	Vmag	7.8	SpType	G5
Double code		Source	41	CatNum	11006	DM	CD-3914212
DMcomp		BDsup		HD	203019	M HD	0
GC		RA1950rad	5.57473171	DE1950rad	-0.68058605	PmRA2000	-0.0044
PmDE2000	0.057

Hipparcos

Catalog	H	HIP	105384	Proxy		RAhms	21 20 46.61
DEdms	-38 46 53.6	Vmag	7.84	VarFlag		R Vmag	G
RAdeg	320.194	DEdeg	-38.7816	AstroRef		Plx	27.49
CCDM		N CCDM		Nsys		Ncomp	1
MultFlag		Source		Qual		M HIP
Theta		Rho		HD	203019	BD
CD	CD-3914212	CP	CP-39 8929	Dm number	-3914212	VIred	0.74
SpType	G5V	R SpType		Coord arcsec 2000	212046.61-384653.6

Hipparcos 2

HIP	105384	Sn	5	So	0	Nc	1
RArad	5.5884432342	DErad	-0.6768659319	Plx	28.55	PmRA	-24.62
PmDE	49.5	E RArad	0.84	E DErad	0.71	E Plx	0.93
E pmRA	1.06	E pmDE	0.57	Hpmag	7.9878	E Hpmag	0.0024
SHp	0.017	VA	0	BV	0.687	E BV	0.005
VI	0.74

21208-3847 B

Coord arcsec 2000

212046.80-384647.2

Mag

20.5

Calc delta mag

14.14

Calc coord

yes