13231-1326 BRT 2734

13^h 23^m 06.40^s -13° 25' 52.1" P.A. 255.00 sep 4.5 mag 11.90,11.87

Coord 2000	13231-1326	Discov num	BRT2734	Comp		Coord arcsec 2000	13 23 06.40 -13 25 52.1
Date first	1906	Date last	2017	Obs	10
Pa first	257	Pa last	254.5	P.A. Now (θ)	254.5°
Sep first	4.1	Sep last	4.515	Sep. Now (ρ)	4.515"
Mag pri	11.90	Mag sec	11.87	delta mag (ΔM)	0.03	Spectral class
Pri motion ra	+009	Sec motion ra	-036
Pri motion dec	+017	Sec motion dec	+002
Notes

rPM=1.316

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Virgo

Tycho2

5550-00568-1

Gaia DR2

3609251371780338560

WDS 13231-1326 BRT 2734 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Brt1926a	Pa -	Barton, S.G.	1926AJ.....36..155B
Brt1926a		AJ 36, 155, 1926 (BRT 1 - BRT 62)
Brt1926b	Pa j	Barton, S.G.	1926AJ.....37...57B
Brt1926b		AJ 37, 57, 1926 (BRT 63 - BRT 116)
Brt1928	Pa -	Barton, S.G.	1928AJ.....38..168B
Brt1928		AJ 38, 168, 1928 (BRT 117 - BRT 230)
Brt1929a	Pa -	Barton, S.G.	1929AN....235..425B
Brt1929a		AN 235, 425, 1929 (BRT 294 - BRT 322)
Brt1929b	Pa -	Barton, S.G.	1929AJ.....39...93B
Brt1929b		AJ 39, 93, 1929 (BRT 231 - BRT 293)
Brt1929c	Ma j	Barton, S.G.	1929AJ.....39..120B
Brt1929c		AJ 39, 120, 1929
Brt1930	Pa -	Barton, S.G.	1930AJ.....40..181B
Brt1930		AJ 40, 181, 1930 (BRT 323 - BRT 348)
Brt1931	Pa -	Barton, S.G. (BRT 349 - BRT 562)	1931AJ.....41...35B
Brt1931		AJ 41, 35, 1931 (no measures for BRT 529 - BRT 562)
Brt1932a	Pa -	Barton, S.G.	1932AJ.....42...93B
Brt1932a		AJ 42, 93, 1932 (BRT 604 - BRT 636)
Brt1932b	Ma -	Barton, S.G.	1932PFAO....5a...1B
Brt1932b	+Pa	Pub. Univ. Penn. 5, Pt.1, Sec.2, 1932 (BRT 563 - BRT 603, BRT1928, etc.)
Brt1932C	Ma -	Barton, S.G.	1932QB821.A43......
Brt1932C		cited in ADS (Aitken Double Star Cat.), 1932
Brt1933	Pa -	Barton, S.G.	1933AN....250...49B
Brt1933		AN 250, 49, 1933
Brt1933		(BRT 637 - BRT1134; very approximate dates added for pairs listed with only
Brt1933		secondary magnitudes and no astrometry)
Brt1934	Pa -	Barton, S.G.	1934AJ.....43..119B
Brt1934	+Ma	AJ 43, 119, 1934
Brt1935a	Pa -	Barton, S.G.	1935AJ.....44..105B
Brt1935a	+Ma	AJ 44, 105, 1935
Brt1935b	Pa -	Barton, S.G.	1935AN....256..357B
Brt1935b		AN 256, 357, 1935
Brt1936a	Ma -	Barton, S.G.	1936AJ.....45...33B
Brt1936a	+Pa	AJ 45, 33, 1936
Brt1936b	Pa -	Barton, S.G.	1936AJ.....45...99B
Brt1936b	+Ma	AJ 45, 99, 1936
Brt1937a	Pa -	Barton, S.G.	1937AN....263..347B
Brt1937a		AN 263, 347, 1937
Brt1937b	Pa -	Barton, S.G.	1937AN....263..383B
Brt1937b		AN 263, 383, 1937
Brt1938	Ma -	Barton, S.G.	1938AJ.....47..133B
Brt1938	+Pa	AJ 47, 133, 1938
Brt1939a	Ma -	Barton, S.G.	1939PFAO....5b...1B
Brt1939a	+Pa	Pub. Univ. Penn. 5, Pt.2, Sec.2, 1939
Brt1939b	Pa -	Barton, S.G.	1939AJ.....48..145B
Brt1939b	+Ma	AJ 48, 145, 1939
Brt1941	Pa -	Barton, S.G.	1941PASP...55..339B
Brt1941		PASP 55, 339, 1941
Brt1942	Pa -	Barton, S.G.	1942AJ.....50...11B
Brt1942		AJ 50, 11, 1942
Brt1947	Ma -	Barton, S.G.	1947AJ.....52..178B
Brt1947	+Pa	AJ 52, 178, 1947
Brt1949	Ma -	Barton, S.G.	1949PFAO....7a...1B
Brt1949		Pub. Univ. Penn. 7, Pt.1, Sec.1, 1949
Brt1951	Pa -	Barton, S.G.	1951AJ.....55..218B
Brt1951		AJ 55, 218, 1951
Brt1957	Ma -	Barton, S.G.	1957QB4.P5v7ps3....
Brt1957		Pub. Univ. Penn. 7, Pt.3, 15, 1957
Brt9999	Ma -	Barton, S.G.	...................
Brt9999	+Pa	Unpublished, manuscript or reference not found.
Brt2002A	Ma -	Barton, S.G.	2002yCat.1275....0D
Brt2002A	+Pa	cited in CCDM

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
13231-1326	BRT2734		1998	4	255	4.4	11.90	11.87		D	132306.40-132552.1
13231-1326	BRT2734		2000	5	255	4.5	11.90	11.87		D	132306.40-132552.1
13231-1326	BRT2734		2016	6	255	4.6	11.90	11.87			132306.40-132552.1
13231-1326	BRT2734		2017	7	255	4.5	11.90	11.87			132306.40-132552.1

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

WDS 13231-1326 BRT 2734 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 13231-1326 BRT 2734 : MEASURES

No records found.

WDS 13231-1326 : VIRTUAL EYEPIECE

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

WDS 13231-1326 : ALADIN DSS IMAGE @ 13^h 23^m 06.40^s -13° 25' 52.1"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 13231-1326 BRT 2734 : NEIGHBORHOODS

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		13231-1326	BRT2734		255	4.5
Show		13228-1311	H 4 119		311	19.5	16
Show		13248-1320	RST3838		162	1.3	26
Show		13208-1305	GWP1986		309	33.3	40
Show		13229-1236	LDS 440	AB	89	5.0	51
Show		13229-1236	GWP1998	AC	130	40.9	51
Show		13224-1230	J 1606		296	9.5	58
Show		13232-1220	GWP2002		309	304.8	66
Show		13267-1242	OCC 164		-1	0.1	69
Show		13242-1217	UC 2530	AB	32	14.9	71
Show		13242-1217	GWP2011	AC	352	545.8	71
Show		13233-1456	STF1738		278	3.7	90
Show		13188-1431	GWP1972		202	93.7	91
Show		13170-1310	HJ 2648		101	47.4	91
Show		13269-1210	GWP2021		296	205.2	94
Show		13166-1312	UC 2512		212	30.6	96
Show		13237-1507	TOK 156		289	12.0	102
Show		13172-1232	GWP1965		341	48.4	102
Show		13172-1230	GWP1964		64	10.2	103
Show		13223-1137	LDS 439		278	15.2	110
Show		13160-1403	TDS8758		120	1.3	110
Show		13304-1256	HJ 2656		327	21.8	111
Show		13168-1220	TSN 165		242	0.2	114
Show		13197-1140	HU 740		273	4.1	117
Show		13300-1430	HJ 2654		319	19.0	120
Show		13176-1157	CBL 147		345	24.3	121
Show		13314-1315	KPP3898		289	1.8	122
Show		13156-1231	GWP1959		103	7.3	122
Show		13312-1253	RST3840		307	3.4	123
Show		13313-1355	RST3841		84	1.4	123
Show		13190-1514	LDS4343		254	30.4	124
Show		13208-1127	HDS1872		26	0.1	124
Show		13150-1239	GWP1954		137	77.9	128
Show		13190-1525	GWP1975		125	7.3	134
Show		13251-1538	BU 460		41	2.0	136
Show		13314-1427	BRT2735		91	3.0	137
Show		13176-1519	RST3833		34	0.3	139
Show		13289-1135	LDS4367		204	14.3	139
Show	Spica	13252-1110	BUP 150	AB	33	151.9	140
Show	Spica	13252-1110	BUP 150	AC	61	367.3	140
Show	Spica	13252-1110	OCC 418	Aa,Ab	-1	-1.0	140
Show	Spica	13252-1110	OCC 418	Aa,Ac	-1	0.5	140
Show		13133-1328	OCC 218		-1	0.1	143
Show		13152-1200	J 1605		296	6.4	144
Show		13133-1327	GWP1943		109	12.6	144
Show		13324-1240	SHJ 165		78	48.1	144
Show		13254-1547	LDS4359		131	23.9	147
Show		13321-1215	LDS4372		288	9.2	150
Show		13127-1354	BRT2733		96	3.7	155
Show		13135-1213	GWP1944		243	8.4	159
Show		13229-1047	LDS4352	AB	7	15.3	159

WDS 13231-1326 : COMPONENTS

	A
B	pa=254.1° sep=4.40"

13231-1326 A

Componente originario normalizzato	AB		Coord arcsec 2000	132306.40-132552.1		Mag	11.9		PmRA	9.00
PmDE	17.0

CCDM

Ccdm	13231-1326	RComp		Comp	A	Note1
Note2		Discov num		DRAs	0.29	DDEs	7.8
R dRAs	66	Year		Theta		Rho
Obs	2	Vmag	10.8	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS	13178S1255A
HIC

13231-1326 B

Componente originario normalizzato	AB		Coord arcsec 2000	132306.11-132553.3		Mag	11.87		PmRA	-36.00
PmDE	2.0		Tycho2	5550-00568-1		Calc delta mag	0.03		Calc coord	yes

Tycho2

Tycho2	5550-00568-1	Pflag		RAmdeg	200.77541441	DEmdeg	-13.43157496
PmRA	-35.5	PmDE	1.9	E RAmdeg	80	E DEmdeg	110
E pmRA	3.1	E pmDE	3.2	EpRAm	1982.86	EpDEm	1973.64
Num	2	Q RAmdeg		Q DEmdeg		Q pmRA
Q pmDE		BTmag	12.293	E BTmag	0.212	VTmag	11.874
E VTmag	0.210	Prox	999	TYC		HIP
CCDM		RAdeg	200.77549917	DEdeg	-13.43157972	EpRA 1990	1.64
EpDE 1990	1.30	E RAdeg	83.9	E DEdeg	124.2	Posflg
Corr	0.1

CCDM

Ccdm	13231-1326	RComp		Comp	B	Note1
Note2		Discov num	BRT2734	DRAs		DDEs
R dRAs		Year	1945	Theta	256	Rho	5.0
Obs	2	Vmag	11.4	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS	13178S1255B
HIC