16574+2130 BRT 2426

16^h 57^m 24.72^s +21° 29' 40.1" P.A. 307.00 sep 4.2 mag 11.76,12.01

Coord 2000	16574+2130	Discov num	BRT2426	Comp		Coord arcsec 2000	16 57 24.72 +21 29 40.1
Date first	1895	Date last	2015	Obs	9
Pa first	303	Pa last	306.9	P.A. Now (θ)	306.9°
Sep first	4.1	Sep last	4.21	Sep. Now (ρ)	4.21"
Mag pri	11.76	Mag sec	12.01	delta mag (ΔM)	0.25	Spectral class
Pri motion ra	+016	Sec motion ra	-014
Pri motion dec	+007	Sec motion dec	+029
Notes

rPM=1.155

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Hercules

Tycho2

1534-01184-1

Gaia DR2

4565048690844998400

WDS 16574+2130 BRT 2426 : 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
16574+2130	BRT2426		1997	5	307	4.1	11.76	12.01		D	165724.72+212940.1
16574+2130	BRT2426		2001	6	307	4.1	11.76	12.01		D	165724.72+212940.1
16574+2130	BRT2426		2015	7	307	4.2	11.76	12.01			165724.72+212940.1

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

WDS 16574+2130 BRT 2426 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 16574+2130 BRT 2426 : MEASURES

No records found.

WDS 16574+2130 : VIRTUAL EYEPIECE

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

WDS 16574+2130 : ALADIN DSS IMAGE @ 16^h 57^m 24.72^s +21° 29' 40.1"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 16574+2130 BRT 2426 : 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		16574+2130	BRT2426		307	4.2
Show		16582+2109	CVR 854		274	11.1	24
Show		16592+2058	JNN 111		123	0.6	40
Show		16541+2139	RAO 360		337	0.1	47
Show		17011+2138	KPP4020		143	2.2	52
Show		16538+2110	STF2109		312	5.9	55
Show		16541+2220	CVR 849		320	9.1	68
Show		17006+2026	COU 200		133	1.5	79
Show		16533+2241	HO 65	AB	149	2.0	92
Show		17025+2023	BRT2427		19	9.8	99
Show		17006+2002	COU 199	AB	330	1.3	99
Show		17006+2002	COU 199	Aa,Ab	14	0.2	99
Show		16522+2022	CBL 554		161	10.2	100
Show		17045+2123	UC 3285		249	20.3	100
Show		17003+1958	SLE 4		283	11.4	100
Show		16529+2251	POU3251		82	11.2	103
Show		16507+2047	TDT 111		230	0.8	104
Show		16510+2227	CRC 22		318	9.1	107
Show		16502+2219	OSO 74	AB	188	18.6	112
Show		16502+2219	OSO 74	AC	38	25.3	112
Show		16555+2322	HO 409		17	8.7	116
Show		16495+2057	UC 3239		173	17.1	116
Show		16486+2123	STF2102	AB	274	14.2	124
Show		16486+2123	WAL 73	AC	150	37.2	124
Show		16484+2148	KPP1192		279	9.3	128
Show		17063+2205	HO 556		140	8.5	129
Show		16565+2339	POU3253		217	3.5	130
Show		16491+2027	LDS4697		79	194.4	132
Show		17064+2208	COU 109		140	8.5	132
Show		16501+2256	CVR 842		261	16.0	133
Show		16476+2106	TDT 90		74	1.0	140
Show		16566+2349	POU3254		73	12.7	140
Show		17067+2225	COU 110		90	1.4	141
Show		17039+1941	BU 822	AB	223	1.5	142
Show		17039+1941	BU 822	AC	197	114.8	142
Show		16585+2351	TDT 163		276	1.2	142
Show		17004+2345	CVR 193		259	18.0	143
Show		16472+2133	HU 665	AB	139	2.6	143
Show		16472+2133	GII 236	Aa,Ab	127	0.1	143
Show		16505+2320	KPP4015	AB	114	2.4	146
Show		16569+1904	SLW1201		30	140.0	147
Show		16489+2259	POU3246		167	16.9	148
Show		16577+2358	SKF2730		48	1.3	149
Show		17071+2029	SLE 9		173	19.7	149
Show		17053+1947	SLE 6		76	36.0	151
Show		17024+2343	HO 411	AB	263	2.2	151
Show		17024+2343	HO 411	AC	14	50.2	151
Show		16564+2402	POU3252		14	13.6	153
Show		17082+2110	DAM 887	AB	309	8.5	153
Show		17082+2110	DAM 887	AC	106	31.5	153
Show		17047+1936	PRY 2	AB	227	1.8	153

WDS 16574+2130 : COMPONENTS

	A
B	pa=308.9° sep=4.03"

16574+2130 A

Componente originario normalizzato	AB		Coord arcsec 2000	165724.72+212940.1		Mag	11.76		PmRA	16.00
PmDE	7.0		Tycho2	1534-01184-1

Tycho2

Tycho2	1534-01184-1	Pflag		RAmdeg	254.35298106	DEmdeg	21.49448597
PmRA	15.8	PmDE	6.6	E RAmdeg	74	E DEmdeg	72
E pmRA	1.8	E pmDE	1.8	EpRAm	1969.16	EpDEm	1970.36
Num	3	Q RAmdeg	0.6	Q DEmdeg	1.2	Q pmRA	0.6
Q pmDE	1.2	BTmag	12.939	E BTmag	0.235	VTmag	11.860
E VTmag	0.148	Prox	999	TYC		HIP
CCDM		RAdeg	254.35294111	DEdeg	21.49447083	EpRA 1990	1.67
EpDE 1990	1.66	E RAdeg	85.2	E DEdeg	82.1	Posflg
Corr	0.0

16574+2130 B

Componente originario normalizzato	AB		Coord arcsec 2000	165724.50+212942.6		Mag	12.01		PmRA	-14.00
PmDE	29.0		Calc delta mag	0.25		Calc coord	yes