12310+3125 MET 60 (HD 108944)

12^h 31^m 00.73^s +31° 25' 25.6" P.A. 342.00 sep 2.1 mag 7.00,12.00 Sp F9V dist. 42.32 pc (138.05 l.y.)

Coord 2000	12310+3125	Discov num	MET 60	Comp		Coord arcsec 2000	12 31 00.73 +31 25 25.6
Date first	2002	Date last	2016	Obs	4
Pa first	345	Pa last	342.1	P.A. Now (θ)	342.1°
Sep first	1.9	Sep last	2.1	Sep. Now (ρ)	2.1"
Mag pri	7.00	Mag sec	12.00	delta mag (ΔM)	5	Spectral class	F9V (yellow-white)
Pri motion ra	+009	Sec motion ra
Pri motion dec	+025	Sec motion dec
Notes	V R (Proper motion indicates physical, Red magnitudes)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 108944	Constellation	Canes Venatici	SAO	63037	HIP	61072
Tycho2	2528-01699-1	Gaia DR2	4012531487861716352	HD	108944	BD	BD+32 2252
Distance	42.32	Distance ly	138.05

WDS 12310+3125 MET 60 (HD 108944) : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Met2003	Ao j	Metchev, S.A., Hillenbrand, L.A., & White, R.J.	2003ApJ...582.1102M
Met2003		ApJ 582, 1102, 2003
Met2004a	A j	Metchev, S.A. & Hillenbrand, L.A.	2004ApJ...617.1330M
Met2004a	+Ao	ApJ 617, 1330, 2004
Met2004b	Ao -	Metchev, S.A. & Hillenbrand, L.A.	2004ASPC..324..238M
Met2004b		ASP Conf. 324, 238, 2004
Met2004b		(Exact dates not given. Default date = decade of publication added. Theta
Met2004b		estimated from their Figure 2.)
Met2006	A j	Metchev, S.A. & Hillenbrand, L.A.	2006ApJ...651.1166M
Met2006		ApJ 651, 1166, 2006
Met2009	A j	Metchev, S.A. & Hillenbrand, L.A.	2009ApJS..181...62M
Met2009	+Ao	ApJS 181, 62, 2009
Met2009b	A j	Metchev, S., Marois, C., & Zuckerman, B.	2009ApJ...705L.204M
Met2009b		ApJ 705, L204, 2009

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
12310+3125	MET 60		2002	1	345	1.9	7.34	11.00	F9V	DV	123100.73+312525.6
12310+3125	MET 60		2010	2	342	2.0	6.07	9.56	F9V	VDK	123100.73+312525.6
12310+3125	MET 60		2013	3	344	2.1	6.07	9.56	F9V	VDK	123100.73+312525.6
12310+3125	MET 60		2016	4	342	2.1	7.00	12.00	F9V	V R	123100.73+312525.6

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

WDS 12310+3125 MET 60 (HD 108944) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 12310+3125 MET 60 (HD 108944) : MEASURES

No records found.

WDS 12310+3125 (HD 108944) : VIRTUAL EYEPIECE

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

WDS 12310+3125 (HD 108944) : ALADIN DSS IMAGE @ 12^h 31^m 00.73^s +31° 25' 25.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 12310+3125 MET 60 (HD 108944) : 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		12310+3125	MET 60		342	2.1
Show		12309+3119	SKF2707	AB	95	1.8	7
Show		12309+3119	SKF2707	AC	110	86.9	7
Show		12313+3108	LDS3048		1	2.9	19
Show		12291+3123	STT 251		55	0.7	25
Show		12322+3148	LDS4224		310	10.4	27
Show		12316+3201	COU 966		28	0.3	37
Show		12283+3143	LDS4214		219	17.9	39
Show		12324+3051	LDS3049		120	18.0	40
Show		12280+3114	LDS4211		87	129.6	41
Show		12288+3155	COU 965		249	1.0	42
Show		12279+3110	LDS1310		274	45.4	43
Show		12276+3124	LDS4209		359	11.6	44
Show		12302+3211	LDS4221		102	93.0	47
Show		12280+3058	LDS3044		10	2.0	48
Show		12334+3202	STF1653		343	8.0	48
Show		12351+3104	LDS1325	AB	135	144.6	58
Show		12278+3212	SLW 726		130	88.3	62
Show		12298+3022	LDS4219		336	82.5	66
Show		12365+3135	SKF2709		340	6.1	72
Show		12254+3129	SKF1477		158	6.9	72
Show		12364+3146	LDS3052		183	14.2	72
Show		12248+3119	TDS8370		128	3.7	81
Show		12247+3146	CVR 654		271	17.4	83
Show		12290+3006	CVR1439		131	3.7	84
Show		12344+3015	LEP 134		241	5.2	84
Show		12359+3018	SDK 101		212	3.8	93
Show		12285+2957	LDS4215		247	101.2	95
Show		12285+2953	ES 436		136	2.0	99
Show		12366+3012	LDS4235		36	21.3	104
Show		12366+3001	BFR 8		89	12.2	112
Show		12295+2931	BU 1324	AB	224	2.4	117
Show		12295+2931	BU 1324	AC	181	75.8	117
Show		12295+2931	BU 1324	BC	180	74.2	117
Show		12403+3136	LDS4244		126	34.7	119
Show		12398+3209	DEA 79		352	12.3	121
Show		12279+2931	SKF 489		48	4.3	121
Show		12370+2953	LDS4238		207	32.7	122
Show		12375+2953	NSN 52		263	9.5	125
Show		12327+2922	LDS4226	AB	275	31.8	126
Show		12327+2922	LDS4226	Aa,Ab	243	2.8	126
Show		12351+3320	CVR1449		349	4.6	127
Show		12212+3118	SKF1119		256	76.2	127
Show		12331+2921	LDS4228		303	3.9	128
Show		12215+3038	GIC 106		119	4.5	132
Show		12232+3257	HDS1744		275	0.2	135
Show		12205+3109	SEI 531		28	30.5	136
Show		12201+3121	SEI 530		134	27.7	141
Show		12356+2917	LDS4231		106	12.8	143
Show		12286+3348	LDS4216		257	4.2	145
Show		12400+2955	LDS4243	AB	42	95.2	148

WDS 12310+3125 : COMPONENTS

	A
B	pa=344.6° sep=2.07"

12310+3125 A

Componente originario normalizzato	AB	Name	HD 108944	Coord arcsec 2000	123100.73+312525.6	Mag	7
Spectral class	F9V (yellow-white)	PmRA	9.00	PmDE	25.0	SAO	63037
HIP	61072	Tycho2	2528-01699-1	HD	108944	BD	BD+32 2252

Tycho2

Tycho2	2528-01699-1	Pflag		RAmdeg	187.75307087	DEmdeg	31.42383005
PmRA	9.2	PmDE	25.1	E RAmdeg	5	E DEmdeg	5
E pmRA	1.1	E pmDE	1.2	EpRAm	1991.24	EpDEm	1991.24
Num	15	Q RAmdeg	1.2	Q DEmdeg	1.0	Q pmRA	1.2
Q pmDE	1.0	BTmag	7.957	E BTmag	0.016	VTmag	7.385
E VTmag	0.011	Prox	999	TYC	T	HIP	61072
CCDM		RAdeg	187.75304583	DEdeg	31.42377167	EpRA 1990	1.71
EpDE 1990	1.65	E RAdeg	4.7	E DEdeg	5.2	Posflg
Corr	0.0

SAO

SAO	63037	DelFlag		RA1950		PmRA1950	0.0016
DE1950		PmDE1950	0.024	Vmag	7.4	SpType	F5
Double code		Source	6	CatNum	1151	DM	BD+32 2252
DMcomp		BDsup		HD	108944	M HD	0
GC		RA1950rad	3.26611267	DE1950rad	0.55326167	PmRA2000	0.0017
PmDE2000	0.029

Hipparcos

Catalog	H	HIP	61072	Proxy		RAhms	12 31 00.73
DEdms	+31 25 25.6	Vmag	7.33	VarFlag	1	R Vmag	H
RAdeg	187.753	DEdeg	31.4238	AstroRef		Plx	22.73
CCDM		N CCDM		Nsys		Ncomp	1
MultFlag		Source		Qual		M HIP
Theta		Rho		HD	108944	BD	BD+32 2252
CD		CP		Dm number	+32 2252	VIred	0.58
SpType	F9V	R SpType		Coord arcsec 2000	123100.73+312525.6

Hipparcos 2

HIP	61072	Sn	5	So	0	Nc	1
RArad	3.276908791	DErad	0.5484482462	Plx	23.63	PmRA	7.9
PmDE	26.38	E RArad	0.54	E DErad	0.37	E Plx	0.53
E pmRA	0.74	E pmDE	0.43	Hpmag	7.4446	E Hpmag	0.0022
SHp	0.016	VA	0	BV	0.534	E BV	0.008
VI	0.61

12310+3125 B

Componente originario normalizzato	AB		Coord arcsec 2000	123100.69+312527.6		Mag	12		Calc delta mag	5
Calc coord	yes