12125+3940 HDS 1727

12^h 12^m 29.32^s +39° 40' 29.1" P.A. 334.00 sep 0.5 mag 11.72,13.14 Sp M2V dist. 30.5 pc (99.49 l.y.)

Coord 2000	12125+3940	Discov num	HDS1727	Comp		Coord arcsec 2000	12 12 29.32 +39 40 29.1
Date first	1991	Date last	2016	Obs	11
Pa first	340	Pa last	333.9	P.A. Now (θ)	333.9°
Sep first	0.5	Sep last	0.483	Sep. Now (ρ)	0.483"
Mag pri	11.72	Mag sec	13.14	delta mag (ΔM)	1.42	Spectral class	M2V (red)
Pri motion ra	+162	Sec motion ra
Pri motion dec	-160	Sec motion dec
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation	Canes Venatici		HIP	59534		Tycho2	3017-01894-3		GL	NN 3714
Distance	30.5		Distance ly	99.49

WDS 12125+3940 HDS 1727 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
HDS		Hipparcos Double Star (from additional DD list)	...................

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
12125+3940	HDS1727		1991	1	340	0.5	11.72	13.14	M2V		121229.32+394029.1
12125+3940	HDS1727		2008	3	353	0.3	11.72	13.14	M2V	D	121229.32+394029.1
12125+3940	HDS1727		2010	4	346	0.4	11.72	13.14	M2V	D	121229.32+394029.1
12125+3940	HDS1727		2012	8	341	0.5	11.72	13.14	M2V		121229.32+394029.1
12125+3940	HDS1727		2016	9	334	0.5	11.72	13.14	M2V		121229.32+394029.1

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

WDS 12125+3940 HDS 1727 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 12125+3940 HDS 1727 : MEASURES

No records found.

WDS 12125+3940 : VIRTUAL EYEPIECE

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WDS 12125+3940 : ALADIN DSS IMAGE @ 12^h 12^m 29.32^s +39° 40' 29.1"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 12125+3940 HDS 1727 : NEIGHBORHOODS

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Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		12125+3940	HDS1727		334	0.5	1
Show		12131+3945	SKF2588		218	10.0	9
Show		12136+3944	SKF1737		45	1.5	13
Show		12108+3953	STF1606		143	0.7	24
Show		12151+3915	LDS4196		49	32.5	40
Show		12098+3915	SHN 149		-1	0.1	41
Show		12136+3902	LDS4194		250	15.0	42
Show		12154+4008	A 1999	AB	143	0.1	44
Show		12110+3857	SKF2586		165	89.0	47
Show		12167+3936	STF1624	AB	153	5.9	49
Show		12167+3936	WAL 62	AC	143	161.9	49
Show		12120+3850	LDS4188		9	18.5	52
Show		12119+3846	STF1610		331	29.6	55
Show		12074+3913	BAR 40		130	1.4	66
Show		12069+3921	SLW 684		20	8.3	68
Show		12095+3838	MET 8		353	9.6	72
Show		12161+4040	STF1622		260	11.6	73
Show		12054+3951	SLW 681		228	14.9	83
Show		12163+4057	LDS4198	AB	76	244.8	88
Show		12048+3958	LDS4176		198	233.3	90
Show		12061+3850	STF1601		298	2.0	90
Show		12163+4057	FMR 103	BC	166	29.4	91
Show		12082+3819	SKF2583		185	6.2	96
Show		12081+3820	ALI 855		121	14.5	97
Show		12052+3851	ES 307		354	4.5	98
Show		12142+3802	KPP2233		8	18.5	101
Show		12112+4121	ES 1248		76	1.9	102
Show		12049+3842	HJ 2595		137	27.3	107
Show		12035+3905	RAO 269		243	2.5	110
Show		12195+4056	SKF2703		166	47.1	111
Show		12174+4116	HJ 2606		161	13.3	112
Show		12027+3928	CVR1403		226	3.1	115
Show		12091+4128	SKF2700		80	11.6	115
Show		12066+3807	SLW 683		331	9.9	117
Show		12156+3749	UC 169	AB	156	45.9	118
Show		12035+4054	SKF2642		205	53.2	127
Show		12140+4146	LDS4195		27	9.4	127
Show		12014+3934	LDS4167		175	141.1	128
Show		12234+3920	FMR 105		293	9.1	128
Show		12209+4109	CVR 652		49	22.6	131
Show		12165+4149	HJ 1215		13	25.6	137
Show		12019+4045	UC 2253		276	31.2	138
Show		12062+4139	SKF2699		357	17.3	139
Show		12202+3754	STF1632		192	10.1	140
Show		12162+4154	ES 124		118	7.7	140
Show		12051+4134	HDS1703		325	0.4	142
Show		12083+4153	CBL 592		66	12.0	142
Show		12006+3954	HJ 2593		334	24.8	145
Show		12035+4124	BU 1323	AB	322	2.1	147
Show		12035+4124	STF1594	AC	142	11.0	147
Show		12035+4124	STF1594	AD	71	27.2	147

WDS 12125+3940 : COMPONENTS

	A
B	pa=339.3° sep=0.46"

12125+3940 A

Componente originario normalizzato	AB		Coord arcsec 2000	121229.32+394029.1		Mag	11.72		Spectral class	M2V (red)
PmRA	162.00		PmDE	-160.0		HIP	59534		Tycho2	3017-01894-3

Tycho2

Tycho2	3017-01894-3	Pflag		RAmdeg	183.12262471	DEmdeg	39.67439433
PmRA	158.6	PmDE	-161.9	E RAmdeg	85	E DEmdeg	78
E pmRA	2.7	E pmDE	2.5	EpRAm	1980.27	EpDEm	1980.27
Num	2	Q RAmdeg		Q DEmdeg		Q pmRA
Q pmDE		BTmag	13.844	E BTmag	0.388	VTmag	11.753
E VTmag	0.132	Prox	999	TYC		HIP	59534
CCDM	AB	RAdeg	183.12214944	DEdeg	39.67476194	EpRA 1990	1.70
EpDE 1990	1.83	E RAdeg	90.7	E DEdeg	83.3	Posflg
Corr	0.2

Hipparcos

Catalog	H	HIP	59534	Proxy	H	RAhms	12 12 29.32
DEdms	+39 40 29.1	Vmag	11.38	VarFlag		R Vmag	H
RAdeg	183.122	DEdeg	39.6747	AstroRef	A	Plx	34.1
CCDM	12125+3940	N CCDM	H	Nsys	1	Ncomp	2
MultFlag	C	Source		Qual	B	M HIP	AB
Theta	340	Rho	0.46	HD		BD
CD		CP		Dm number		VIred	1.83
SpType	M2V	R SpType		Coord arcsec 2000	121229.32+394029.1

Hipparcos 2

HIP	59534	Sn	15	So	3	Nc	2
RArad	3.1960845942	DErad	0.6924549781	Plx	32.79	PmRA	162.97
PmDE	-162.53	E RArad	1.9	E DErad	2.53	E Plx	3.55
E pmRA	2.24	E pmDE	3.11	Hpmag	11.4623	E Hpmag	0.0046
SHp	0.045	VA	0	BV	1.456	E BV	0.133
VI	1.83

CCDM

Ccdm	12125+3940	RComp		Comp	A	Note1
Note2		Discov num		DRAs	-0.56	DDEs	27.7
R dRAs	82	Year		Theta		Rho
Obs	2	Vmag	11.7	Sp	M2	PmNote	*
PmRA	162	PmDE	-160	Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS
HIC	59534

12125+3940 B

Componente originario normalizzato	AB		Coord arcsec 2000	121229.31+394029.5		Mag	13.14		Calc delta mag	1.42
Calc coord	yes

CCDM

Ccdm	12125+3940	RComp		Comp	B	Note1
Note2		Discov num	HDS	DRAs	-0.57	DDEs	28.1
R dRAs	82	Year	1991	Theta	340	Rho	0.5
Obs	1	Vmag	13.1	Sp		PmNote	*
PmRA	162	PmDE	-160	Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS
HIC	59534