16568+2734 BRT 172

16^h 56^m 45.14^s +27° 33' 31.0" P.A. 217.00 sep 4.7 mag 10.20,11.50

Coord 2000	16568+2734	Discov num	BRT 172	Comp		Coord arcsec 2000	16 56 45.14 +27 33 31.0
Date first	1895	Date last	2019	Obs	12
Pa first	196	Pa last	217	P.A. Now (θ)	217°
Sep first	4.0	Sep last	4.69	Sep. Now (ρ)	4.69"
Mag pri	10.20	Mag sec	11.50	delta mag (ΔM)	1.3	Spectral class
Pri motion ra	-031	Sec motion ra	-050
Pri motion dec	-112	Sec motion dec	-124
Notes

rPM=0.168 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Hercules

Tycho2

2067-01178-1

Gaia DR2

1306958170215680512

WDS 16568+2734 BRT 172 : 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
16568+2734	BRT 172		2003	6	216	4.8	10.20	11.50		D	165645.14+273331.0
16568+2734	BRT 172		2010	8	214	3.7	10.20	11.50			165645.14+273331.0
16568+2734	BRT 172		2016	8	217	4.8	10.20	11.50			165645.14+273331.0
16568+2734	BRT 172		2019	11	217	4.7	10.20	11.50			165645.14+273331.0

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

WDS 16568+2734 BRT 172 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 16568+2734 BRT 172 : MEASURES

No records found.

WDS 16568+2734 : VIRTUAL EYEPIECE

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

WDS 16568+2734 : ALADIN DSS IMAGE @ 16^h 56^m 45.14^s +27° 33' 31.0"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 16568+2734 BRT 172 : 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		16568+2734	BRT 172		217	4.7
Show		16558+2716	CVR 853		232	17.9	22
Show		16574+2709	CFN 13		118	1.0	27
Show		16582+2652	CBL 511		273	18.4	46
Show		16586+2637	TDS 846		76	1.3	62
Show		17004+2818	LDS4717		121	18.6	66
Show		16510+2747	NSN 59		44	21.0	79
Show		16514+2819	SLW1197		293	170.1	85
Show		16518+2840	STF2107	AB	112	1.4	94
Show		16518+2840	STF2107	AC	309	82.1	94
Show		17036+2704	TDT 194		180	0.5	96
Show		16534+2859	GRV 941		7	48.6	97
Show		17010+2853	COU 623		178	4.2	98
Show		17031+2640	TDT 190		69	0.7	100
Show		16540+2906	A 350		144	0.6	100
Show		17044+2751	TDS 850		205	1.4	104
Show		17042+2805	GRV 945		61	15.9	105
Show		17048+2805	WAL 76	CD	43	24.7	111
Show		17048+2805	FYM 171	CE	135	26.6	111
Show		17048+2805	FYM 171	BF	273	5.9	111
Show		17048+2805	STF2120	AB	231	24.7	111
Show		17048+2805	STF2120	AC	174	144.8	111
Show		16550+2544	STF2110		92	18.0	113
Show		16569+2541	LDS 986		266	8.5	113
Show		16539+2547	COU 492		92	0.5	114
Show		16486+2700	TDT 99		38	0.5	114
Show		17050+2809	CVR 196		90	27.7	116
Show		17054+2750	RAO 363		134	3.1	117
Show		16534+2925	HEI 13		122	7.8	120
Show		16521+2550	KPP1116		99	8.8	121
Show		16559+2939	TDT 150		98	2.1	127
Show		16582+2520	STT 320		252	5.8	135
Show		16469+2701	A 227		236	2.1	135
Show		16468+2705	TDT 82		356	0.6	137
Show		17063+2631	A 228		6	0.6	142
Show		17078+2731	DAM 878		167	4.9	148
Show		16599+2510	TDT 171		3	0.4	150
Show		17059+2606	LDS4721		359	19.1	151
Show		16451+2713	TDT 67		185	0.5	157
Show		17079+2824	DAM 882		263	10.6	157
Show		17087+2725	TDT 229	AB	177	1.0	160
Show		17087+2725	GII 240	Aa,Ab	178	0.1	160
Show		16451+2821	STF2095		160	5.4	162
Show		17090+2744	DAM 902		228	5.5	163
Show		16521+3006	ROE 3		21	6.1	164
Show		17076+2618	GRV 947		148	47.2	165
Show		16471+2548	TDT 83		107	0.5	167
Show		17053+2531	TDT 205		77	0.5	168
Show		16476+2538	WEI 31	BC	251	28.7	169
Show		16476+2538	WEI 31	AB	317	5.0	169
Show		16476+2538	WEI 31	AC	260	31.1	169

WDS 16568+2734 : COMPONENTS

	A
B	pa=213.7° sep=4.50"

16568+2734 A

Componente originario normalizzato	AB		Coord arcsec 2000	165645.14+273331.0		Mag	10.2		PmRA	-31.00
PmDE	-112.0		Tycho2	2067-01178-1

Tycho2

Tycho2	2067-01178-1	Pflag		RAmdeg	254.18811096	DEmdeg	27.55863057
PmRA	-34.4	PmDE	-115.8	E RAmdeg	28	E DEmdeg	26
E pmRA	1.8	E pmDE	1.8	EpRAm	1989.01	EpDEm	1989.37
Num	4	Q RAmdeg	0.4	Q DEmdeg	0.9	Q pmRA	0.4
Q pmDE	0.9	BTmag	11.265	E BTmag	0.051	VTmag	10.452
E VTmag	0.036	Prox	999	TYC	T	HIP
CCDM		RAdeg	254.18820250	DEdeg	27.55890139	EpRA 1990	1.51
EpDE 1990	1.58	E RAdeg	27.9	E DEdeg	26.2	Posflg
Corr	-0.1

CCDM

Ccdm	16568+2734	RComp		Comp	A	Note1
Note2		Discov num		DRAs	-2.74	DDEs	-21.5
R dRAs	21	Year		Theta		Rho
Obs	2	Vmag	10.2	Sp		PmNote
PmRA		PmDE		Dm number	+27 2723	Cat1	BD
Name2		Cat2		HD		M HD
ADS BDS	A10272	M ADS BDS		N IDS		IDS	16528N2743A
HIC

16568+2734 B

Componente originario normalizzato	AB		Coord arcsec 2000	165644.95+273327.3		Mag	11.5		PmRA	-50.00
PmDE	-124.0		Calc delta mag	1.3		Calc coord	yes

CCDM

Ccdm	16568+2734	RComp		Comp	B	Note1
Note2		Discov num	BRT 172	DRAs		DDEs
R dRAs		Year	1930	Theta	218	Rho	4.9
Obs	2	Vmag	11.5	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	A10272	M ADS BDS		N IDS		IDS	16528N2743B
HIC