12428+4154 BWL 34

12^h 42^m 49.77^s +41° 53' 47.1" P.A. 32.00 sep 12.3 mag 7.50,17.50 Sp M4.0

Coord 2000	12428+4154	Discov num	BWL 34	Comp		Coord arcsec 2000	12 42 49.77 +41 53 47.1
Date first	1957	Date last	2015	Obs	5
Pa first	297	Pa last	31.9	P.A. Now (θ)	31.9°
Sep first	28.4	Sep last	12.34	Sep. Now (ρ)	12.34"
Mag pri	7.50	Mag sec	17.50	delta mag (ΔM)	10	Spectral class	M4.0 (red)
Pri motion ra	-549	Sec motion ra	+002
Pri motion dec	+041	Sec motion dec	+000
Notes	N S K (See Notes, Parallax indidates non-physical, 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

rPM=1.004

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Canes Venatici

WDS 12428+4154 BWL 34 : NOTES

discov_num	notes	refcode
BWL 34	Colors and/or astrometry are inconsistent with a late-type common
	proper motion companion based on visual inspection of the field from
	2MASS, SDSS, DSS1, and/or DSS2. Primary is LHS 2613.	Bwl2015

REFERENCES

refcode	metd	author	reference
Bwl2015	Ac j	Bowler, B.P., Liu, M.C., Shkolnik, E.L., & Tamura, M.	2015ApJS..216....7B
Bwl2015		ApJS 216, 7, 2015

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
12428+4154	BWL 34		2012	1	23	11.6	7.50	17.50	M4.0	NU K	124249.96+415347.0
12428+4154	BWL 34		2015	5	32	12.3	7.50	17.50	M4.0	NS K	124249.77+415347.1

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WDS 12428+4154 BWL 34 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 12428+4154 BWL 34 : MEASURES

No records found.

WDS 12428+4154 : VIRTUAL EYEPIECE

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WDS 12428+4154 : ALADIN DSS IMAGE @ 12^h 42^m 49.77^s +41° 53' 47.1"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 12428+4154 BWL 34 : 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		12428+4154	BWL 34		32	12.3
Show		12430+4109	SKF2653		259	17.7	45
Show		12388+4138	COU1908		77	2.6	48
Show		12416+4105	LDS5757		150	150.3	51
Show		12381+4155	SKF2651		257	6.9	53
Show		12468+4125	HJ 2620		293	14.4	53
Show		12382+4212	SKF2652		126	125.8	56
Show		12450+4248	CBL 395		70	22.6	60
Show		12400+4102	SMH 17		210	12.1	62
Show		12465+4054	HDS1792		106	0.3	73
Show		12491+4213	ES 2643		45	45.1	73
Show		12414+4306	BVD 223		48	18.6	74
Show		12469+4052	LDS4266		94	2.8	78
Show		12411+4316	UR 7		359	5.1	84
Show		12367+4105	SKF2650		205	12.1	84
Show		12397+4028	ES 1402	AB	27	3.6	93
Show		12397+4028	LNA 2	Aa,Ab	47	0.2	93
Show		12449+4326	A 1783		214	1.8	95
Show		12433+4015	SKF2654		253	64.6	100
Show		12406+4017	HJ 2617	AB	2	5.7	100
Show		12406+4017	HJ 2617	AC	176	168.7	100
Show		12406+4017	BKO 114	AD	343	43.1	100
Show		12437+4015	ES 1403	AB	215	2.9	101
Show		12437+4015	LNA 3	Aa,Ab	55	0.2	101
Show		12430+4008	COU1425		355	0.8	105
Show	Chara	12337+4121	BNU 4	Aa,Ab	43	0.1	107
Show	Chara	12337+4121	BU 1433	AB	199	265.7	107
Show		12418+4343	KPP3258		64	4.8	110
Show		12494+4023	UC 2409	AC	185	17.1	118
Show		12505+4021	LDS4281		112	101.5	127
Show		12412+4359	A 1850		50	2.9	127
Show		12533+4246	COU1579		141	0.3	128
Show		12322+4103	UC 177		147	112.3	130
Show		12532+4255	CVR 670		338	22.3	131
Show		12322+4300	COU1577		28	0.6	135
Show		12543+4108	HJL1075		106	119.5	137
Show		12310+4116	UC 2353		170	19.4	139
Show		12544+4248	HJ 2622	AB	325	29.9	139
Show		12544+4248	SIN 76	AC	329	93.5	139
Show		12544+4251	TDS8577		9	0.9	141
Show		12330+4026	CVR1445		332	4.6	142
Show		12550+4236	ES 2644	AB	75	39.7	143
Show		12550+4236	COU1580	Ba,Bb	109	0.4	143
Show		12548+4105	KPP1796		238	13.9	143
Show		12546+4253	HJ 2623		146	23.6	143
Show		12520+4011	ES 1404		30	2.9	146
Show		12317+4313	SKF2648		142	50.0	147
Show		12481+3940	TDS8528		298	1.0	147
Show		12319+4034	HJ 2614		244	25.1	147
Show		12359+4403	CLZ 57		299	36.9	150
Show		12548+4049	JNN 81		33	0.6	151

WDS 12428+4154 : COMPONENTS

	A
B	pa=24.9° sep=11.55"

12428+4154 A

Componente originario normalizzato	AB		Coord arcsec 2000	124249.77+415347.1		Mag	7.5		Spectral class	M4.0 (red)
PmRA	-549.00		PmDE	41.0

12428+4154 B

Componente originario normalizzato	AB		Coord arcsec 2000	124250.20+415357.6		Mag	17.5		PmRA	2.00
PmDE	0.0		Calc delta mag	10		Calc coord	yes