13119+2753 STT 578 (Bet Com)

13^h 11^m 52.39^s +27° 52' 41.5" P.A. 180.00 sep 131.5 mag 4.30,12.10 Sp G0V dist. 9.13 pc (29.78 l.y.)

Coord 2000	13119+2753	Discov num	STT 578	Comp		Coord arcsec 2000	13 11 52.39 +27 52 41.5
Date first	1851	Date last	2018	Obs	16
Pa first	279	Pa last	179.9	P.A. Now (θ)	179.9°
Sep first	131.1	Sep last	131.51	Sep. Now (ρ)	131.51"
Mag pri	4.30	Mag sec	12.10	delta mag (ΔM)	7.8	Spectral class	G0V (yellow)
Pri motion ra	-801	Sec motion ra	-019
Pri motion dec	+882	Sec motion dec	-016
Notes	N L U (See Notes, Linear solution, Proper motion indicates non-physical)

rPM=0.999

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Name	Bet Com	Constellation	Coma Berenices	SAO	82706	HIP	64394
Tycho2	1996-02400-1	HD	114710	HR	4983	GC	17874
GL	Gl 502	BD	BD+28 2193	Bayer	Beta Comae Berenices	Bayer name	Bet Com
Flamsteed	43 Comae Berenices	Flamsteed name	43 Com	FK5	492	Distance	9.13
Distance ly	29.78	Bayer greek	β Com

WDS 13119+2753 STT 578 (Bet Com) : NOTES

discov_num	notes	refcode
STT 578	bet Com = 43 Com. Possibly a long-period spectroscopic binary.
	Optical pair, based on study of relative motion of the components
	using the method of apparent motion parameters.	Kiy2008
	Rectilinear solution by Friedman et al. (2011).	USN2011a

REFERENCES

refcode	metd	author	reference
Kiy2008	-	Kiyaeva, O.V., Kiselev, A.A. & Izmailov, I.S.	2008SvAL...32..405K
Kiy2008		SvAL 34, 405, 2008
USN2011a	lin -	Friedman, E.A., Mason, B.D., & Hartkopf, W.I.	2011IAUDS.175....1F
USN2011a		Inf. Circ. 175, 1, 2011

DISCOVERER

idgroup	discov	author
1	STT	Struve, O.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
13119+2753	STT 578		1924	11	238	85.8	4.26	10.10	G0V	N	131152.92+275233.7
13119+2753	STT 578		2000	12	187	115.0	4.30	12.10	G0V	NL	131152.92+275233.7
13119+2753	STT 578		2011	13	182	124.6	4.30	12.10	G0V	NL	131152.92+275233.7
13119+2753	STT 578		2013	16	181	126.5	4.30	12.10	G0V	NL	131152.92+275233.7
13119+2753	STT 578		2018	16	180	131.5	4.30	12.10	G0V	NL U	131152.39+275241.5

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

WDS 13119+2753 STT 578 (Bet Com) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 13119+2753 STT 578 (Bet Com) : MEASURES

No records found.

WDS 13119+2753 (Bet Com) : VIRTUAL EYEPIECE

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

WDS 13119+2753 (Bet Com) : ALADIN DSS IMAGE @ 13^h 11^m 52.39^s +27° 52' 41.5"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 13119+2753 STT 578 (Bet Com) : 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		13119+2753	STT 578		180	131.5
Show		13123+2742	SMR 22		341	11.8	15
Show		13128+2743	ALD 2		154	2.1	16
Show		13146+2759	BJN9001		278	39.2	37
Show		13131+2838	COU 400		285	0.6	49
Show		13151+2725	B 1		94	3.5	50
Show		13153+2730	LDS1374		72	132.0	52
Show		13100+2840	BRT 26		325	4.5	53
Show		13092+2841	SMA 76	AB	247	27.1	60
Show		13092+2841	SIN 78	AC	198	44.5	60
Show		13165+2752	CRC 20		26	6.0	62
Show		13076+2822	SLE 914		32	8.6	65
Show		13144+2658	CVR 685		81	17.8	65
Show		13154+2843	SKF1489		84	11.4	69
Show		13068+2812	LDS1360		14	21.4	70
Show		13065+2804	SLE 913		79	17.3	72
Show		13097+2900	LDS1365		29	194.9	73
Show		13136+2643	GOM 17		271	5.7	74
Show		13065+2816	SLE 912		3	15.0	76
Show		13081+2657	STT 260		227	0.3	76
Show		13065+2819	SLE 911		152	6.8	77
Show		13068+2836	AG 344		156	19.2	80
Show		13073+2845	LDS1361		129	55.2	81
Show		13179+2741	LDS1378		159	17.8	81
Show		13180+2804	LDS1380	AB	100	36.6	82
Show		13180+2804	LDS1380	AC	178	138.7	82
Show		13180+2727	YSC 150		302	0.2	85
Show		13173+2840	ES 440		180	2.6	87
Show		13052+2749	LDS1359		161	42.4	88
Show		13059+2836	LDS5769		55	19.1	91
Show		13067+2853	HDS1834		152	0.7	92
Show		13188+2808	ES 441		71	5.9	93
Show		13068+2657	L 12		270	0.2	94
Show		13164+2906	RAO 582	Ba,Bb	77	0.3	95
Show		13164+2906	LDS6276	AB	252	2.4	95
Show		13115+2930	LDS1368		285	54.0	97
Show		13086+2920	SLE 915		152	22.0	98
Show		13136+2928	SDK 247		292	3.3	98
Show		13118+2931	HDS1846		193	0.4	99
Show		13146+2924	UC 2502		74	54.4	99
Show		13151+2621	GIC 112		292	9.2	100
Show		13076+2629	BUP 148		144	199.3	101
Show		13062+2902	HJ 2638	AD	13	41.1	103
Show		13062+2902	LYS 10	AE	219	139.3	103
Show		13062+2902	HJ 2638	A,BC	223	6.2	103
Show		13062+2902	BU 1083	BC	252	0.4	103
Show		13096+2934	CVR1484		13	4.4	106
Show		13197+2822	LDS1383		193	27.2	108
Show		13039+2728	LDS1357		272	3.6	109
Show		13076+2927	A 683		328	3.7	110
Show		13038+2837	RAO 581		162	1.9	117

WDS 13119+2753 : COMPONENTS

	A
B	pa=179.9° sep=131.51"

13119+2753 A

Componente originario normalizzato	AB	Name	Bet Com	Coord arcsec 2000	131152.39+275241.5	Mag	4.3
Spectral class	G0V (yellow)	PmRA	-801.00	PmDE	882.0	SAO	82706
HIP	64394	Tycho2	1996-02400-1	HD	114710	HR	4983
GC	17874	BD	BD+28 2193	Bayer	Beta Comae Berenices	Bayer name	Bet
Flamsteed	43 Comae Berenices	Flamsteed name	43 Com	FK5	492

Tycho2

Tycho2	1996-02400-1	Pflag		RAmdeg	197.96830985	DEmdeg	27.87818125
PmRA	-800.9	PmDE	882.2	E RAmdeg	3	E DEmdeg	3
E pmRA	0.5	E pmDE	0.5	EpRAm	1991.14	EpDEm	1990.63
Num	24	Q RAmdeg	0.7	Q DEmdeg	0.7	Q pmRA	0.8
Q pmDE	0.6	BTmag	4.946	E BTmag	0.014	VTmag	4.304
E VTmag	0.009	Prox	999	TYC	T	HIP	64394
CCDM		RAdeg	197.97039389	DEdeg	27.87601972	EpRA 1990	1.72
EpDE 1990	1.18	E RAdeg	3.2	E DEdeg	3.3	Posflg
Corr	0.0

SAO

SAO	82706	DelFlag		RA1950		PmRA1950	-0.0605
DE1950		PmDE1950	0.879	Vmag	4.3	SpType	G0
Double code		Source	74	CatNum	492	DM	BD+28 2193
DMcomp		BDsup		HD	114710	M HD	0
GC	17874	RA1950rad	3.44502137	DE1950rad	0.4909806	PmRA2000	-0.0604
PmDE2000	0.882

Hipparcos

Catalog	H	HIP	64394	Proxy		RAhms	13 11 52.92
DEdms	+27 52 33.7	Vmag	4.23	VarFlag		R Vmag	H
RAdeg	197.971	DEdeg	27.876	AstroRef		Plx	109.23
CCDM	13118+2753	N CCDM	I	Nsys	1	Ncomp	1
MultFlag		Source		Qual		M HIP
Theta		Rho		HD	114710	BD	BD+28 2193
CD		CP		Dm number	+28 2193	VIred	0.67
SpType	G0V	R SpType		Coord arcsec 2000	131152.92+275233.7

Hipparcos 2

HIP	64394	Sn	5	So	0	Nc	1
RArad	3.4552372412	DErad	0.4865286405	Plx	109.54	PmRA	-801.44
PmDE	882.04	E RArad	0.11	E DErad	0.1	E Plx	0.17
E pmRA	0.14	E pmDE	0.1	Hpmag	4.3607	E Hpmag	0.0005
SHp	0.005	VA	0	BV	0.572	E BV	0.006
VI	0.67

13119+2753 B

Componente originario normalizzato	AB		Coord arcsec 2000	131152.41+275030.0		Mag	12.1		PmRA	-19.00
PmDE	-16.0		Calc delta mag	7.8		Calc coord	yes