15226-2043 UC 2991

15^h 22^m 33.54^s -20° 42' 45.5" P.A. 18.00 sep 38.0 mag 9.80,16.00 Sp G9V

Coord 2000	15226-2043	Discov num	UC 2991	Comp		Coord arcsec 2000	15 22 33.54 -20 42 45.5
Date first	1953	Date last	2016	Obs	9
Pa first	19	Pa last	18.1	P.A. Now (θ)	18.1°
Sep first	37.8	Sep last	37.985	Sep. Now (ρ)	37.985"
Mag pri	9.80	Mag sec	16.00	delta mag (ΔM)	6.2	Spectral class	G9V (yellow)
Pri motion ra	-112	Sec motion ra	-108
Pri motion dec	-004	Sec motion dec	-007
Notes	V (Proper motion indicates physical)

rPM=0.045 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation	Libra		SAO	183415		Tycho2	6183-00749-1		Gaia DR2	6253107486857694464
HD	136661

WDS 15226-2043 UC 2991 : NOTES

No records found.

DISCOVERER

idgroup	discov	author
1	UC	USNO CCD Astrographic Catalog (UCAC1, UCAC2, UCAC3, UCAC4)
1	UC	Zacharias, N., Finch, C.T., Girard, T.M., Henden, A., Bartlett, J.L., Monet, D.G.,
1	UC	& Zacharias, M.I. (UCAC4 Catalog)
13	UC	Zacharias, N., Finch, C.T., Subasavage, J.P., Bredthauer, G., Crockett, C.,
13	UC	DiVittorio, M., Ferguson, E., Harris, F., Harris, H.C., Hendon, A., Kilian, C.,
13	UC	Munn, J., Rafferty, T., Rhodes, A., Schultheis, M., Tilleman, T., & Wieder, G.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
15226-2043	UC 2991		1999	2	18	37.9	9.80	16.00		V	152233.54-204245.5
15226-2043	UC 2991		2000	2	18	38.0	9.80	16.00		V	152233.54-204245.5
15226-2043	UC 2991		2010	3	18	38.0	9.80	16.00	G9V	V	152233.54-204245.5
15226-2043	UC 2991		2015	4	18	38.0	9.80	16.00	G9V	V	152233.54-204245.5
15226-2043	UC 2991		2016	6	18	38.0	9.80	16.00	G9V	V	152233.54-204245.5

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

WDS 15226-2043 UC 2991 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 15226-2043 UC 2991 : MEASURES

No records found.

WDS 15226-2043 : VIRTUAL EYEPIECE

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WDS 15226-2043 : ALADIN DSS IMAGE @ 15^h 22^m 33.54^s -20° 42' 45.5"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 15226-2043 UC 2991 : 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		15226-2043	UC 2991		18	38.0	0
Show		15217-2040	BVD 114		119	21.4	13
Show		15225-2056	UC 2990		321	16.4	14
Show		15213-2020	KPP3044		102	1.4	29
Show		15203-1958	HDS2154		53	8.6	55
Show		15232-1947	B 1782		68	1.5	57
Show		15271-2044	DON 734		101	5.1	64
Show		15254-2156	HJ 4769	AB	192	9.7	83
Show		15254-2156	B 9024	AC	191	39.7	83
Show		15196-2158	ARA1490		90	11.9	86
Show		15287-1954	HJ 4775	AB	7	11.5	100
Show		15287-1954	B 1783	BC	88	2.1	100
Show		15233-2224	KPP3955		225	4.6	102
Show		15234-1842	RST2953		257	1.5	122
Show		15175-2227	UC 2977		245	15.0	127
Show		15258-1841	ARA 428		151	6.6	130
Show		15250-1837	HJ 1271		102	7.7	131
Show		15227-2254	HDS2164		255	0.1	132
Show		15317-2010	S 672		280	11.2	133
Show		15133-2015	HU 1158		281	0.6	134
Show		15129-2007	OCC 108		-1	0.3	140
Show		15218-1822	ARA 237		295	14.1	142
Show		15324-2011	B 2358		206	0.4	143
Show		15275-1833	ARA 429		347	9.8	148
Show		15287-1843	HU 650		338	1.0	148
Show		15195-1820	HU 306		84	0.3	150
Show		15255-2309	ARA1806		229	11.3	152
Show		15322-2158	KOU 39		41	0.7	154
Show		15122-1948	BU 618	BC	13	2.1	155
Show		15144-2228	OCC 221		-1	0.1	156
Show		15122-1948	B 2351	Aa,Ab	117	0.1	156
Show		15122-1948	H 6 44	AB	111	57.7	156
Show		15115-2119	HDS2133		161	0.3	159
Show		15149-1843	UC 2970		100	14.1	162
Show		15249-2322	I 1269	AB	200	0.7	163
Show		15249-2322	I 1269	AC	120	8.9	163
Show		15149-1841	DON 724		64	1.9	163
Show		15230-2326	DON 731		86	4.1	164
Show		15312-1852	HO 393	AB	290	6.7	165
Show		15312-1852	HO 393	AC	313	167.9	165
Show		15127-1905	GWP2502		198	11.3	170
Show		15179-2323	I 1268		48	2.0	173
Show		15223-2337	OCC 166		-1	0.1	175
Show		15208-1749	FMR 11		330	5.2	176
Show		15293-2312	UC 3011		116	45.0	177
Show		15145-1826	SHJ 195		141	47.5	179
Show		15144-2301	KPP3042		139	5.1	179
Show		15098-2031	OCC1062		-1	0.1	180
Show		15111-2205	B 1775		57	3.7	181
Show		15251-2340	RST2957		99	0.1	182
Show		15103-1945	UC 2947		119	35.8	182

WDS 15226-2043 : COMPONENTS

	A
B	pa=17.0° sep=37.76"

15226-2043 A

Coord arcsec 2000	152233.54-204245.5	Mag	9.8	Spectral class	G9V (yellow)	PmRA	-112.00
PmDE	-4.0	SAO	183415	Tycho2	6183-00749-1	HD	136661
DM	BD-20 4221

Tycho2

Tycho2	6183-00749-1	Pflag		RAmdeg	230.63976959	DEmdeg	-20.71264446
PmRA	-105.9	PmDE	-3.2	E RAmdeg	18	E DEmdeg	22
E pmRA	1.7	E pmDE	1.7	EpRAm	1987.78	EpDEm	1984.89
Num	8	Q RAmdeg	1.2	Q DEmdeg	1.3	Q pmRA	1.2
Q pmDE	1.3	BTmag	10.559	E BTmag	0.044	VTmag	9.717
E VTmag	0.032	Prox	802	TYC	T	HIP
CCDM		RAdeg	230.64003583	DEdeg	-20.71263306	EpRA 1990	1.67
EpDE 1990	1.51	E RAdeg	19.5	E DEdeg	25.7	Posflg
Corr	0.1

SAO

SAO	183415	DelFlag		RA1950		PmRA1950	-0.0085
DE1950		PmDE1950	-0.011	Vmag	9.1	SpType	G5
Double code		Source	23	CatNum	6358	DM	BD-20 4221
DMcomp		BDsup		HD	136661	M HD	0
GC		RA1950rad	4.01285948	DE1950rad	-0.35839899	PmRA2000	-0.0084
PmDE2000	-0.008

15226-2043 B

Coord arcsec 2000	152234.33-204209.4		Mag	16		PmRA	-108.00		PmDE	-7.0
Calc delta mag	6.2		Calc coord	yes