12575+1842 BGH 5 (HD 112573)

12^h 57^m 31.96^s +18° 41' 36.4" P.A. 222.00 sep 82.0 mag 9.06,9.83 Sp K0 dist. 68.82 pc (224.49 l.y.)

Coord 2000	12575+1842	Discov num	BGH 5	Comp		Coord arcsec 2000	12 57 31.96 +18 41 36.4
Date first	1946	Date last	2017	Obs	16
Pa first	222	Pa last	221.6	P.A. Now (θ)	221.6°
Sep first	81.5	Sep last	82	Sep. Now (ρ)	82"
Mag pri	9.06	Mag sec	9.83	delta mag (ΔM)	0.77	Spectral class	K0 (yellow-orange)
Pri motion ra	-232	Sec motion ra	-232
Pri motion dec	+110	Sec motion dec	+111
Notes	N T (See Notes, Parallax indicates physical)

rPM=0.004 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 112573	Constellation	Coma Berenices	SAO	100348	HIP	63239
Tycho2	1452-00541-1	Gaia DR2	3941112469561706240	HD	112573	GC	17590
BD	BD+19 2618	Distance	68.82	Distance ly	224.49

WDS 12575+1842 BGH 5 (HD 112573) : NOTES

discov_num	notes	refcode
BGH 5	LDS 943. HIP 63239. See Allen et al. (2000) for information on	AlC2000
	metallicity, age, galactic orbital parameters, etc.
	NLTT 32427/32423	Chm2004
	HJL 178.	HJL1986

REFERENCES

refcode	metd	author	reference
AlC2000	Po -	Allen, C., Poveda, A., & Herrera, M	2000A&A...356..529A
AlC2000		A&A 356, 529, 2000
Chm2004	E -	Chaname, J. & Gould, A.	2004ApJ...601..289C
Chm2004		ApJ 601, 289, 2004
Chm2004		(Photometry, coordinates, and astrometry from rNLTT. Astrometry from early
Chm2004		versions of 2MASS and UCAC, with date given only as "circa 2000". Measures
Chm2004		identical to discovery observations - predominantly close pairs - were assumed
Chm2004		not new observations, so not included in WDS. Similar concerns when primary and
Chm2004		secondary magnitudes or proper motions were the same.)
HJL1986	Pa -	Halbwachs, J.L.	1986A&AS...66..131H
HJL1986		A&AS 66, 131, 1986
HJL1986		(Possible CPM pairs from AGK2/3. Coarse astrometry, incl. mean 1950 dates, added
HJL1986		only for previously unknown pairs. Table 1: HJL 1 - 326, Table 2: HJL1001 - 1113)

DISCOVERER

idgroup	discov	author
1	BGH	Bergh, S. van den

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
12575+1842	BGH 5		2004	11	222	81.0	9.06	9.83	K0	N DV	125731.96+184136.4
12575+1842	BGH 5		2010	12	222	81.9	9.06	9.83	K0	NV	125731.96+184136.4
12575+1842	BGH 5		2017	14	222	82.0	9.06	9.83	K0	NVW	125731.96+184136.4

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

WDS 12575+1842 BGH 5 (HD 112573) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 12575+1842 BGH 5 (HD 112573) : MEASURES

No records found.

WDS 12575+1842 (HD 112573) : VIRTUAL EYEPIECE

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

WDS 12575+1842 (HD 112573) : ALADIN DSS IMAGE @ 12^h 57^m 31.96^s +18° 41' 36.4"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 12575+1842 BGH 5 (HD 112573) : 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		12575+1842	BGH 5		222	82.0	1
Show		12573+1925	SLN 73		173	12.2	44
Show		13006+1822	BU 112	BC	299	2.1	48
Show		13006+1822	BU 112	A,BC		138.5	49
Show		12534+1758	HJ 218		277	12.9	53
Show		12551+1925	GWP1878		41	26.8	56
Show		13020+1857	SLW 812		38	54.4	65
Show		12599+1743	GWP1887		314	33.7	68
Show		13013+1748	COU 297		188	0.3	76
Show		12595+2000	LDS2894		115	42.6	82
Show		12598+1957	SLW 806		117	39.9	82
Show		12530+1935	J 2087		164	6.7	82
Show		12531+1936	TOK 152		321	10.8	84
Show		12519+1910	STF1685	AB	202	16.0	85
Show		12519+1910	SHJ 153	AC	328	241.7	85
Show		12519+1910	SHJ 153	BC	331	251.3	85
Show		12524+1757	KRW 1		156	6.7	86
Show		12573+1713	SLE 907		176	15.0	89
Show		12553+2005	LDS2890		121	116.6	89
Show		12561+2011	TDS8597		344	0.5	92
Show		13042+1924	STF1715		231	7.3	104
Show		12531+1717	TDS8569		43	1.6	106
Show		12559+1653	BPM 599		89	51.3	112
Show		13047+1736	BPM 600		200	79.3	122
Show		12522+1704	STFA 23	AB	51	196.3	124
Show		12522+1704	STFA 23	AC	262	905.4	124
Show		12494+1931	TDS 679		168	1.1	126
Show		13023+2028	J 2089		223	6.8	127
Show		12483+1821	SLW 776		229	153.5	133
Show		12569+2056	AZC 78		308	11.9	135
Show		12479+1832	LDS4273		123	132.1	139
Show		12566+2101	HO 538	AB	98	1.9	140
Show		12566+2101	LDS2891	AC	244	35.3	140
Show		12507+2032	HU 640	AB	259	0.5	147
Show		12507+2032	TOK 561	AC	119	999.9	147
Show		12540+1623	HEI 162		132	0.9	148
Show		13065+1959	SLW 824		289	15.7	149
Show		12599+2115	SLW 807		43	9.1	158
Show		12533+2115	STF1687	AB	203	1.2	165
Show		12533+2115	STF1687	AC	127	28.5	165
Show		12535+1601	HEI 161		10	5.6	170
Show		12496+2053	LDS5760		159	11.1	173
Show		13063+2044	HU 739		196	1.7	174
Show		13083+2008	CVR 680		186	13.4	176
Show		12494+1628	SLE 904		171	13.6	178
Show		13012+1552	STF1707	AB	41	8.3	178
Show		13046+1614	UC 2469		211	40.6	179
Show		13009+2134	GRV 860		232	30.6	180
Show		13102+1831	CVR1487		322	3.0	180
Show		12452+1927	SLW 767		101	132.9	182
Show		13086+1710	BPMA 45		326	151.3	183

WDS 12575+1842 : COMPONENTS

	A
B	pa=220.1° sep=80.12"

12575+1842 A

Componente originario normalizzato	AB	Name	HD 112573	Coord arcsec 2000	125731.96+184136.4	Mag	9.06
Spectral class	K0 (yellow-orange)	PmRA	-232.00	PmDE	110.0	SAO	100348
Tycho2	1452-00541-1	HD	112573	GC	17590	DM	BD+19 2618

Tycho2

Tycho2	1452-00541-1	Pflag		RAmdeg	194.38316411	DEmdeg	18.69345083
PmRA	-234.0	PmDE	111.4	E RAmdeg	9	E DEmdeg	11
E pmRA	0.9	E pmDE	0.9	EpRAm	1990.49	EpDEm	1989.55
Num	12	Q RAmdeg	0.9	Q DEmdeg	0.8	Q pmRA	0.9
Q pmDE	0.8	BTmag	9.815	E BTmag	0.023	VTmag	9.064
E VTmag	0.016	Prox	820	TYC	T	HIP
CCDM		RAdeg	194.38373028	DEdeg	18.69318528	EpRA 1990	1.75
EpDE 1990	1.43	E RAdeg	8.6	E DEdeg	11.3	Posflg
Corr	0.2

SAO

SAO	100348	DelFlag		RA1950		PmRA1950	-0.0166
DE1950		PmDE1950	0.074	Vmag	8.9	SpType	K0
Double code		Source	70	CatNum	17590	DM	BD+19 2618
DMcomp	A	BDsup		HD	112573	M HD	1
GC	17590	RA1950rad	3.38190718	DE1950rad	0.33094095	PmRA2000	-0.0166
PmDE2000	0.079

12575+1842 B

Componente originario normalizzato	AB	Coord arcsec 2000	125728.33+184035.1	Mag	9.83	PmRA	-232.00
PmDE	111.0	HIP	63239	Tycho2	1452-00179-1	BD	BD+19 2618
Calc delta mag	0.77	Calc coord	yes

Tycho2

Tycho2	1452-00179-1	Pflag		RAmdeg	194.36719032	DEmdeg	18.67644849
PmRA	-231.6	PmDE	111.5	E RAmdeg	14	E DEmdeg	20
E pmRA	1.0	E pmDE	1.0	EpRAm	1989.07	EpDEm	1986.50
Num	10	Q RAmdeg	0.6	Q DEmdeg	0.6	Q pmRA	0.6
Q pmDE	0.5	BTmag	10.647	E BTmag	0.036	VTmag	9.832
E VTmag	0.026	Prox	820	TYC	T	HIP	63239
CCDM		RAdeg	194.36774944	DEdeg	18.67618306	EpRA 1990	1.75
EpDE 1990	1.43	E RAdeg	15.3	E DEdeg	20.6	Posflg
Corr	0.2

Hipparcos

Catalog	H	HIP	63239	Proxy		RAhms	12 57 28.27
DEdms	+18 40 34.2	Vmag	9.82	VarFlag		R Vmag	H
RAdeg	194.368	DEdeg	18.6762	AstroRef		Plx	13.68
CCDM	12575+1841	N CCDM	I	Nsys	1	Ncomp	1
MultFlag		Source		Qual		M HIP
Theta		Rho		HD		BD	BD+19 2618
CD		CP		Dm number	+19 2618	VIred	0.79
SpType	K0	R SpType		Coord arcsec 2000	125728.27+184034.2

Hipparcos 2

HIP	63239	Sn	5	So	0	Nc	1
RArad	3.3923578333	DErad	0.3259608189	Plx	14.53	PmRA	-232.76
PmDE	113.54	E RArad	1.21	E DErad	0.98	E Plx	1.45
E pmRA	1.4	E pmDE	1.06	Hpmag	9.9636	E Hpmag	0.0033
SHp	0.027	VA	0	BV	0.751	E BV	0.037
VI	0.79