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

21210-5229 CVN 66 AC

21^h 20^m 59.80^s -52° 28' 40.0" P.A. 161.00 sep 5.9 mag 6.57,18.30 Sp G9V

Coord 2000	21210-5229	Discov num	CVN 66	Comp	AC	Coord arcsec 2000	21 20 59.80 -52 28 40.0
Date first	2007	Date last	2007	Obs	1
Pa first	161	Pa last	161.2	P.A. Now (θ)	161.2°
Sep first	5.9	Sep last	5.861	Sep. Now (ρ)	5.861"
Mag pri	6.57	Mag sec	18.30	delta mag (ΔM)	11.73	Spectral class	G9V (yellow)
Pri motion ra	+025	Sec motion ra
Pri motion dec	-104	Sec motion dec
Notes	N K (See Notes, 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.

21210-5229 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			21 20 60 -52 28 40	CVN 66 Aa,Ab	2021	6	238	0.1	9.50	9.80	0.30
Show			21 20 60 -52 28 40	CVN 66 AB	2007	1	48	3.3	6.57	15.10	8.53
Show			21 20 60 -52 28 40	CVN 66 AC	2007	1	161	5.9	6.57	18.30	11.73		<===

Quadruple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Indus

Gaia DR2

6466063063582742656

WDS 21210-5229 CVN 66 AC : NOTES

discov_num	notes	refcode
CVN 66	BS Ind.

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
21210-5229	CVN 66	AC	2007	1	161	5.9	6.57	18.30	G9V	K	212059.80-522840.0

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

WDS 21210-5229 CVN 66 AC : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21210-5229 CVN 66 AC : MEASURES

No records found.

WDS 21210-5229 : 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 21210-5229 : ALADIN DSS IMAGE @ 21^h 20^m 59.80^s -52° 28' 40.0"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21210-5229 CVN 66 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		21210-5229	CVN 66	AB	48	3.3
Show		21210-5229	CVN 66	AC	161	5.9
Show		21210-5229	CVN 66	Aa,Ab	238	0.1
Show		21209-5229	UC 4449		284	51.6	2
Show		21208-5302	LWR 18	AB	230	13.6	34
Show		21208-5302	SHY 340	AC	3	999.9	34
Show		21230-5157	I 132		276	1.2	38
Show		21263-5257	RST1089		99	1.0	57
Show		21199-5327	HJ 5258	AB	269	7.3	60
Show		21199-5327	MRN 3	Aa,Ab	21	0.1	60
Show		21199-5331	ARY 79		98	29.2	64
Show		21158-5316	FIN 329		92	0.2	67
Show		21221-5121	LDS 739	AB	286	44.2	69
Show		21231-5122	UC 4464		203	9.4	70
Show		21168-5123	BVD 136		212	32.6	77
Show		21283-5152	HU 1629		248	1.3	77
Show		21114-5220	HU 1626		104	0.9	89
Show		21154-5117	NSN 449		36	5.5	89
Show		21135-5129	BRT1117		317	3.9	91
Show		21221-5055	TDT2928		249	0.6	94
Show		21098-5302	UC 4393		343	55.5	108
Show		21190-5043	HJ 5257		274	13.6	108
Show		21098-5155	RST1084		35	1.4	109
Show		21174-5419	RST3282		277	0.5	116
Show		21318-5124	KPP2453		255	21.7	120
Show		21218-5428	UC 4458		171	11.4	120
Show		21153-5041	RST1085		205	1.7	120
Show		21161-5421	TDT2870		246	1.0	121
Show		21286-5051	UC 4475		272	17.2	122
Show		21233-5429	TVB 319		359	14.7	123
Show		21122-5054	SKF1170		202	22.5	126
Show		21244-5435	HU 1537		353	3.5	130
Show		21351-5250	RST1096		188	2.0	130
Show		21086-5121	RST1082		183	2.4	133
Show		21325-5109	RST1091		56	0.6	134
Show		21353-5318	HJ 5277		59	14.9	139
Show		21328-5103	RST1092		311	0.9	140
Show		21141-5428	LDS 735		60	15.3	140
Show		21097-5055	UC 4392		347	57.6	141
Show		21064-5143	NSN 453		58	1.3	142
Show		21076-5114	HDS3011		349	1.2	145
Show		21273-5016	BRT1119		159	3.8	146
Show		21056-5151	I 1433		36	0.8	147
Show		21192-5455	BRT3188		77	4.6	148
Show		21164-5451	HDS3026		223	0.4	149
Show		21250-5004	BRT1118		312	2.7	150
Show		21049-5147	B 1390		236	2.7	155
Show		21104-5434	HJ 5246		135	3.4	158
Show		21354-5104	HDS3073			9.5	159
Show		21128-5010	UC 4406		12	7.3	159
Show		21342-5048	UC 4498		299	10.1	159

WDS 21210-5229 : COMPONENTS

	A	Ab	B
Ab	pa=223.7° sep=0.07"
B	pa=34.5° sep=2.62"	pa=34.7° sep=2.68"
C	pa=168.3° sep=5.67"	pa=167.7° sep=5.63"	pa=182.5° sep=7.72"

21210-5229 A

Coord arcsec 2000	212059.80-522840.0		Mag	6.57		Spectral class	G9V (yellow)		PmRA	25.00
PmDE	-104.0

21210-5229 Ab

Coord arcsec 2000

212059.80-522840.0

Mag

9.8

Calc delta mag

0.3

Calc coord

yes

21210-5229 B

Coord arcsec 2000

212059.96-522837.8

Mag

15.1

Calc delta mag

5.6

Calc coord

yes

21210-5229 C

Coord arcsec 2000

212059.93-522845.5

Mag

18.3

Calc delta mag

8.8

Calc coord

yes