18099-0302 BRT 475 (HD 166259)

18^h 09^m 52.48^s -03° 01' 38.4" P.A. 60.00 sep 2.9 mag 11.31,11.82 Sp G0

Coord 2000	18099-0302	Discov num	BRT 475	Comp		Coord arcsec 2000	18 09 52.48 -03 01 38.4
Date first	1897	Date last	2016	Obs	11
Pa first	71	Pa last	59.9	P.A. Now (θ)	59.9°
Sep first	3.9	Sep last	2.873	Sep. Now (ρ)	2.873"
Mag pri	11.31	Mag sec	11.82	delta mag (ΔM)	0.51	Spectral class	G0 (yellow)
Pri motion ra	-042	Sec motion ra	+064
Pri motion dec	-011	Sec motion dec	+036
Notes

rPM=1.579

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 166259		Constellation	Serpens		Tycho2	5101-00238-1		Gaia DR2	4174774942623257344
HD	166259

WDS 18099-0302 BRT 475 (HD 166259) : 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
18099-0302	BRT 475		1998	6	60	3.0	11.31	11.82	G0	D	180952.48-030138.4
18099-0302	BRT 475		2009	7	60	2.9	11.31	11.82	G0	D	180952.48-030138.4
18099-0302	BRT 475		2010	8	60	2.7	11.31	11.82	G0	D	180952.48-030138.4
18099-0302	BRT 475		2015	10	60	2.9	11.31	11.82	G0		180952.48-030138.4
18099-0302	BRT 475		2016	11	60	2.9	11.31	11.82	G0		180952.48-030138.4

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

WDS 18099-0302 BRT 475 (HD 166259) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18099-0302 BRT 475 (HD 166259) : MEASURES

No records found.

WDS 18099-0302 (HD 166259) : 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 18099-0302 (HD 166259) : ALADIN DSS IMAGE @ 18^h 09^m 52.48^s -03° 01' 38.4"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18099-0302 BRT 475 (HD 166259) : 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		18099-0302	BRT 475		60	2.9
Show		18126-0329	A 83		303	0.8	50
Show		18133-0324	RST4583		86	0.4	57
Show		18148-0231	A 84		318	3.9	80
Show		18157-0321	STF2296		6	3.2	90
Show		18155-0220	LDS6324		10	34.6	93
Show		18078-0431	NSN 143		81	7.7	95
Show		18030-0253	BRT 474		52	4.6	104
Show		18030-0237	A 35	AB	297	1.4	107
Show		18030-0237	GII 257	Aa,Ab	286	0.1	107
Show		18057-0433	HJ 5016		88	12.2	111
Show		18035-0205	TDS 900		47	0.8	112
Show		18027-0236	RST4581		218	0.6	112
Show		18063-0443	TDT 684		244	0.5	115
Show		18175-0323	HTP 45	AB	6	16.6	117
Show		18175-0323	HTP 45	AG	89	17.7	117
Show		18175-0323	HTP 45	AH	175	14.8	117
Show		18175-0323	HTP 45	AI	80	12.6	117
Show		18175-0323	HTP 45	AK	190	12.6	117
Show		18175-0323	HTP 45	AL	305	19.1	117
Show		18175-0323	HTP 45	AN	354	12.2	117
Show		18175-0323	HTP 45	AQ	228	16.8	117
Show		18175-0323	HTP 45	AR	267	14.7	117
Show		18175-0323	HTP 45	AS	337	15.9	117
Show		18175-0323	HTP 45	AV	243	14.0	117
Show		18175-0323	HTP 45	A,Wa	252	5.4	117
Show		18175-0323	HTP 45	A,Wb	264	7.2	117
Show		18175-0323	HTP 45	A,Wc	305	17.0	117
Show		18175-0323	HTP 45	A,We	33	17.3	117
Show		18175-0323	HTP 45	A,Wg	284	15.8	117
Show		18175-0323	HTP 45	A,Wj	316	10.2	117
Show		18175-0323	HTP 45	A,Wn	216	12.7	117
Show		18175-0323	HTP 45	A,Wo	213	12.5	117
Show		18175-0323	HTP 45	A,Wp	270	18.2	117
Show		18175-0323	HTP 45	A,Wq	269	18.0	117
Show		18175-0323	HTP 45	A,Xa	221	13.3	117
Show		18175-0323	HTP 45	A,Xb	268	17.9	117
Show		18175-0323	HTP 45	A,Xc	44	21.4	117
Show		18175-0323	HTP 45	A,Xd	51	23.8	117
Show		18175-0323	HTP 45	A,Xe	249	24.3	117
Show		18175-0323	HTP 45	A,Xf	311	24.8	117
Show		18175-0323	HTP 45	A,Xg	41	25.5	117
Show		18175-0323	HTP 45	A,Xh	250	26.0	117
Show		18175-0323	HTP 45	A,Xi	330	27.7	117
Show		18175-0323	HTP 45	A,Xj	328	28.2	117
Show		18175-0323	HTP 45	A,Xk	35	29.8	117
Show		18018-0258	HTP 46	AB	172	8.8	122
Show		18018-0258	HTP 46	AC	136	8.4	122
Show		18018-0258	HTP 46	AD	109	10.9	122
Show		18018-0258	HTP 46	AE	259	12.9	122
Show		18018-0258	HTP 46	AF	354	13.9	122

WDS 18099-0302 : COMPONENTS

	A
B	pa=59.9° sep=2.87"

18099-0302 A

Componente originario normalizzato	AB	Name	HD 166259	Coord arcsec 2000	180952.48-030138.4	Mag	11.31
Spectral class	G0 (yellow)	PmRA	-42.00	PmDE	-11.0	Tycho2	5101-00238-1
HD	166259

Tycho2

Tycho2	5101-00238-1	Pflag		RAmdeg	272.46869714	DEmdeg	-3.02734728
PmRA	-14.4	PmDE	4.2	E RAmdeg	64	E DEmdeg	75
E pmRA	1.8	E pmDE	1.8	EpRAm	1975.95	EpDEm	1969.67
Num	3	Q RAmdeg	2.7	Q DEmdeg	0.2	Q pmRA	2.7
Q pmDE	0.2	BTmag	11.986	E BTmag	0.142	VTmag	11.374
E VTmag	0.121	Prox	999	TYC		HIP
CCDM		RAdeg	272.46873083	DEdeg	-3.02735694	EpRA 1990	1.69
EpDE 1990	1.55	E RAdeg	70.4	E DEdeg	84.6	Posflg
Corr	0.0

18099-0302 B

Componente originario normalizzato	AB		Coord arcsec 2000	180952.65-030137.0		Mag	11.82		PmRA	64.00
PmDE	36.0		Calc delta mag	0.51		Calc coord	yes