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Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

18176-3646 BU 760 AB (Eta Sgr)

18^h 17^m 37.73^s -36° 45' 40.6" P.A. 110.00 sep 3.5 mag 3.30,8.00 Sp M3.5III dist. 44.74 pc (145.94 l.y.)

Coord 2000	18176-3646	Discov num	BU 760	Comp	AB	Coord arcsec 2000	18 17 37.73 -36 45 40.6
Date first	1879	Date last	2016	Obs	28
Pa first	100	Pa last	110.3	P.A. Now (θ)	110.3°
Sep first	2.8	Sep last	3.46	Sep. Now (ρ)	3.46"
Mag pri	3.30	Mag sec	8.00	delta mag (ΔM)	4.7	Spectral class	M3.5III (red)
Pri motion ra	-128	Sec motion ra
Pri motion dec	-167	Sec motion dec
Notes	N (See Notes)

Nature of this double is uncertain.

18176-3646 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	Eta Sgr	209957	18 17 38 -36 45 41	BU 760 AB	2016	28	110	3.5	3.30	8.00	4.70		<===
Show		209957	18 17 38 -36 45 41	BU 760 AC	2008	4	320	28.3	3.30	13.10	9.80
Show		209957	18 17 38 -36 45 41	BU 760 AD	2010	15	318	93.8	3.30	10.04	6.74

Quadruple system
4 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Name	Eta Sgr	Constellation	Sagittarius	SAO	209957	HIP	89642
Tycho2	7404-07057-1	HD	167618	HR	6832	GC	24944
CD	CD-3612423	CP	CP-36 8128	Bayer	Eta Sagittarii	Bayer name	Eta Sgr
FK5	683	Distance	44.74	Distance ly	145.94	Bayer greek	η Sgr

WDS 18176-3646 BU 760 AB (Eta Sgr) : NOTES

discov_num	notes	refcode
BU 760	eta Sgr. A is an irregular variable.

REFERENCES

refcode	metd	author	reference
Bu_1873a	Ma -	Burnham, S.W. (BU 1 - 81)	1873MNRAS..33..351B
Bu_1873a		MNRAS 33, 351, 1873
Bu_1873b	Ma -	Burnham, S.W. (BU 82 - 106)	1873MNRAS..33..437B
Bu_1873b		MNRAS 33, 437, 1873
Bu_1873c	-	Burnham, S.W.	1873MNRAS..33..567B
Bu_1873c		MNRAS 33, 567, 1873
Bu_1873d	Ma -	Burnham, S.W. (BU 107 - 182)	1873MNRAS..34...59B
Bu_1873d		MNRAS 34, 59, 1873
Bu_1874a	Ma -	Burnham, S.W. (BU 183 - 229)	1874MNRAS..34..382B
Bu_1874a		MNRAS 34, 382, 1874
Bu_1874b	Ma -	Burnham, S.W. (BU 230 - 300)	1874MNRAS..35...31B
Bu_1874b		MNRAS 35, 31, 1874
Bu_1874c	-	Burnham, S.W.	1874MNRAS..34..370B
Bu_1874c		MNRAS 34, 370, 1874
Bu_1874d	Ma -	Burnham, S.W.	1874MNRAS..34..393B
Bu_1874d		MNRAS 34, 393, 1874
Bu_1874e	Ma -	Burnham, S.W.	1874MNRAS..35...28B
Bu_1874e		MNRAS 35, 28, 1874
Bu_1875	Ma -	Burnham, S.W. (BU 301 - 390)	1875AN.....86..337B
Bu_1875		AN 86, 337, 1875
Bu_1876	Ma -	Burnham, S.W. (BU 391 - 436)	1876AN.....88..225B
Bu_1876		AN 88, 225, 1876
Bu_1876b	-	Burnham, S.W.	1876MNRAS..36...99B
Bu_1876b		MNRAS 36, 99, 1876
Bu_1876c	-	Burnham, S.W.	1876MNRAS..36..331B
Bu_1876c		MNRAS 36, 331, 1876 (no new data)
Bu_1877	Ma -	Burnham, S.W. (BU 453 - 482)	1877MNRAS..38...78B
Bu_1877		MNRAS 38, 78, 1877
Bu_1878a	Ma -	Burnham, S.W.	1878MNRAS..38..408B
Bu_1878a		MNRAS 38, 408, 1878
Bu_1878b	-	Burnham, S.W.	1878MNRAS..38..476B
Bu_1878b		MNRAS 38, 476, 1878
Bu_1878c	-	Burnham, S.W.	1878MNRAS..38..478B
Bu_1878c		MNRAS 38, 478, 1878
Bu_1878d	Ma j	Burnham, S.W.	1878AN.....92..235B
Bu_1878d		AN 92, 235, 1878
Bu_1879	Ma j	Burnham, S.W.	1879MmRAS..44..141B
Bu_1879		MemRAS 44, 141, 1879
Bu_1879B	Ma -	Burnham, S.W.	1879Obs.....3...20G
Bu_1879B		cited by Gledhill (Obs 3, 20, 1879)
Bu_1879C	Ma -	Burnham, S.W.	1879Obs.....3..142G
Bu_1879C		cited by Gledhill (Obs 3, 142, 1879)
Bu_1879d	Ma -	Burnham, S.W.	1879Obs.....3...92B
Bu_1879d		Obs 3, 92, 1879
Bu_1879e	Ma -	Burnham, S.W.	1879MNRAS..40...99B
Bu_1879e		MNRAS 40, 99, 1879
Bu_1880A	Ma -	Burnham, S.W.	1880Obs.....3..508G
Bu_1880A		cited by Gledhill (Obs 3, 508, 1880)
Bu_1880C	Ma -	Burnham, S.W.	1880Obs.....3..314G
Bu_1880C		cited by Gledhill (Obs 3, 314, 1880)
Bu_1880D	Ma -	Burnham, S.W.	1880Obs.....3..352G
Bu_1880D		cited by Gledhill (Obs 3, 352, 1880)
Bu_1880e	Ma -	Burnham, S.W.	1880Obs.....3..408B
Bu_1880e		Obs 3, 408, 1880
Bu_1880f	Ma -	Burnham, S.W.	1880MNRAS..40..497B
Bu_1880f		MNRAS 40, 497, 1880
Bu_1880g	Ma -	Burnham, S.W.	1880MNRAS..41...33B
Bu_1880g		MNRAS 41, 33, 1880
Bu_1881	Ma j	Burnham, S.W.	1881Obs.....4...19G
Bu_1881		cited by Gledhill (Obs 4, 19, 1881)
Bu_1882a	Ma -	Burnham, S.W. (BU 776 - 863)	1882PWasO...1...91B
Bu_1882a		Pub. Washburn Obs. 1, 91, 1882
Bu_1882b	Ma -	Burnham, S.W.	1882PWasO...1..113B
Bu_1882b		Pub. Washburn Obs. 1, 113, 1882
Bu_1883	Ma j	Burnham, S.W. (BU 864 - 1025)	1883MmRAS..47..167B
Bu_1883		MemRAS 47, 167, 1883
Bu_1883b	Ma -	Burnham, S.W.	1883MNRAS..43..318B
Bu_1883b		MNRAS 43, 318, 1883
Bu_1884	Ma j	Burnham, S.W.	1884MNRAS..44..365H
Bu_1884		MNRAS 44, 365, 1884
Bu_1884b	Ma -	Burnham, S.W.	1884AN....110..133B
Bu_1884b		AN 110, 133, 1884
Bu_1884C	Ma -	Burnham, S.W.	1884AReg...22..216S
Bu_1884C		cited by Sadler (Astr. Register 22, 216, 1884)
Bu_1887	Ma -	Burnham, S.W. (BU 734 - 775)	1887PLicO...1...24B
Bu_1887		Pub. Lick Obs. 1, 24,45, 1887
Bu_1889a	Ma -	Burnham, S.W.	1889AN....122..159B
Bu_1889a		AN 122, 159, 1889 (measures also in Bu_1894c)	1894PLicO...2..197B
Bu_1889b	Ma -	Burnham, S.W. (BU 1026 - 1038)	1889AN....123....1B
Bu_1889b		AN 123, 1, 1889 (measures also in Bu_1894a)	1894PLicO...2..185B
Bu_1889c	Ma -	Burnham, S.W.	1889AN....123...75B
Bu_1889c		AN 123, 75, 1889 (measures also in Bu_1894c)	1894PLicO...2..197B
Bu_1889d	Ma -	Burnham, S.W.	1889PASP....1...36B
Bu_1889d		PASP 1, 36, 1889 (measures also in Bu_1894)	1894PLicO...2....3B
Bu_1889e	Ma j	Burnham, S.W.	1889AN....121...63B
Bu_1889e		AN 121, 63, 1889 (measures also in Bu_1894c)	1894PLicO...2..197B
Bu_1889f	Ma j	Bunham, S.W.	1889MNRAS..49..418B
Bu_1889f		MNRAS 49, 418, 1889
Bu_1890a	Ma -	Burnham, S.W. (BU 1093 - 1154)	1889AN....124...49B
Bu_1890a		AN 124, 49, 1890 (measures also in Bu_1894c)	1894PLicO...2..197B
Bu_1890b	Ma -	Burnham, S.W.	1890AN....125...41B
Bu_1890b		AN 125, 41, 1890 (measures also in Bu_1894)	1894PLicO...2....3B
Bu_1890c	Ma -	Burnham, S.W.	1890PASP....2..138B
Bu_1890c		PASP 2, 138, 1890 (measures also in Bu_1894)	1894PLicO...2....3B
Bu_1891a	orb -	Burnham, S.W.	1891SidM...10..273B
Bu_1891a		Sidereal Messenger 10, 273, 1891
Bu_1891b	orb -	Burnham, S.W.	1891Obs....14..263B
Bu_1891b		Observatory 14, 263, 1891
Bu_1891c	Ma j	Burnham, S.W.	1891AN....127..289B
Bu_1891c		AN 127, 289, 1891
Bu_1892	Ma -	Burnham, S.W. (BU 1225 - 1266)	1892AN....130..257B
Bu_1892		AN 130, 257, 1892 (measures also in Bu_1894e)	1894PLicO...2..221B
Bu_1892b	Ma -	Burnham, S.W.	1892AN....130...77B
Bu_1892b		AN 130, 77, 1892
Bu_1893a	Ma -	Burnham, S.W.	1893AN....131..329B
Bu_1893a		AN 131, 329, 1893 (most measures also in Bu_1894)	1894PLicO...2.....B
Bu_1893b	orb -	Burnham, S.W.	1893MNRAS..53..478B
Bu_1893b		MNRAS 53, 478, 1893
Bu_1893c	orb -	Burnham, S.W.	1893MNRAS..54..119B
Bu_1893c		MNRAS 54, 119, 1893
Bu_1893d	orb -	Burnham, S.W.	1893AstAp..12..494B
Bu_1893d		AstAp 12, 494, 1893
Bu_1893e	orb -	Burnham, S.W.	1893AstAp..12..585B
Bu_1893e		AstAp 12, 585, 1893
Bu_1893f	Ma -	Burnham, S.W. (BU 1267 - 1274)	1893MNRAS..53..273B
Bu_1893f		MNRAS 53, 273, 1893 (most measures also in Bu_1893a)	1893AN....131..329B
Bu_1893g	orb -	Burnham, S.W.	1893MNRAS..53..482B
Bu_1893g		MNRAS 53, 482, 1893
Bu_1894	Ma j	Burnham, S.W.	1894PLicO...2....3B
Bu_1894		Pub. Lick Obs. 2, 3, 1894 (includes most data from Bu_1893a)	1893AN....131..329B
Bu_1894a	Ma j	Burnham, S.W. (BU 1026 - 1038)	1894PLicO...2..185B
Bu_1894a		Pub. Lick Obs. 2, 185, 1894
Bu_1894b	Ma j	Burnham, S.W. (BU 1039 - 1092)	1894PLicO...2..188B
Bu_1894b		Pub. Lick Obs. 2, 188, 1894
Bu_1894c	Ma -	Burnham, S.W. (BU 1093 - 1154)	1894PLicO...2..197B
Bu_1894c		Pub. Lick Obs. 2, 197, 1894
Bu_1894d	Ma -	Burnham, S.W. (BU 1155 - 1224)	1894PLicO...2..206B
Bu_1894d		Pub. Lick Obs. 2, 206, 1894
Bu_1894e	Ma -	Burnham, S.W. (BU 1225 - 1266)	1894PLicO...2..221B
Bu_1894e		Pub. Lick Obs. 2, 221, 1894
Bu_1894f	Ma -	Burnham, S.W. (BU 1267 - 1274)	1894PLicO...2..229B
Bu_1894f		Pub. Lick Obs. 2, 229, 1894 (all measures also in Bu_1893f)	1893MNRAS..53..273B
Bu_1894g	Ma -	Burnham, S.W.	1894PLicO...2..159B
Bu_1894g		Pub. Lick Obs. 2, 159, 1894
Bu_1898	orb -	Burnham, S.W.	1898MNRAS..59...59B
Bu_1898		MNRAS 58, 59, 1898
Bu_1900	Ma -	Burnham, S.W.	1900PYerO...1....1B
Bu_1900		Pub. Yerkes Obs. 1, 1, 1900
Bu_1902A	Ma j	Burnham, S.W.	1902AN....158..241E
Bu_1902A		cited by Espin (AN 158, 241, 1902)
Bu_1903	Ma -	Burnham, S.W.	1903PYerO...2....1B
Bu_1903		Pub. Yerkes Obs. 2, 1, 1903
Bu_1906	Ma j	Burnham, S.W.	1906QB821.B972.....
Bu_1906	+M	Burnham Double Star Cat., 1906
Bu_1906B	Ma -	Burnham, S.W.	1906MmRAS..56....1L
Bu_1906B	+orb	cited by Lewis (MemRAS 56, 1, 1906)
Bu_1907	Ma -	Burnham, S.W.	1907AN....176..129B
Bu_1907		AN 176, 129, 1907 (most data in Bu_1913)	1913QB811.B8.......
Bu_1908	Ma -	Burnham, S.W.	1908MNRAS..68..517B
Bu_1908		MNRAS 68, 517, 1908
Bu_1908A	Ma -	Burnham, S.W.	1908MNRAS..68..465B
Bu_1908A		cited by Barnard (MNRAS 68, 465, 1908)
Bu_1909	Ma -	Burnham, S.W.	1909AN....180...65B
Bu_1909		AN 180, 65, 1909 (most data in Bu_1913)	1913QB811.B8.......
Bu_1909b	Ma j	Burnham, S.W.	1909AN....182..133B
Bu_1909b		AN 182, 133, 1909
Bu_1910	Ma -	Burnham, S.W.	...................
Bu_1910		Journal Astronomique 1, no. 11, 81, 1910
Bu_1910b	Ma -	Burnham, S.W.	1910AN....185..145B
Bu_1910b		AN 185, 145, 1910 (most data in Bu_1913)	1913QB811.B8.......
Bu_1911	-	Burnham, S.W.	1911MNRAS..72..156J
Bu_1911		MNRAS 72, 156, 1911
Bu_1911b	Ma j	Burnham, S.W.	1911AN....189..385B
Bu_1911b		AN 189, 385, 1911
Bu_1913	Ma j	Burnham, S.W.	1913QB811.B8.......
Bu_1913	+Pa	Carnegie Inst. Wash. #168, 1913
Bu_1913	+T
Bu_1918	Ma j	Burnham, S.W.	1918AJ.....31..141B
Bu_1918		AJ 31, 141, 1918
Bu_1923A	Ma -	Burnham, S.W.	1923MNRAS..83..154E
Bu_1923A		cited by Espin (MNRAS 83, 154, 1923)
Bu_1927A	Ma -	Burnham, S.W.	1927sdsc.book......
Bu_1927A		cited in SDS (Southern Double Star Cat.), 1927
Bu_1932A	Ma -	Burnham, S.W.	1932QB821.A43......
Bu_1932A		cited in ADS (Aitken Double Star Cat.), 1932
Bu_1963A	Ma -	Burnham, S.W.	1963icvd.book.....J
Bu_1963A		cited in IDS (Lick Index Cat.), 1963
Bu_2002A	Ma -	Burnham, S.W.	2002yCat.1275....0D
Bu_2002A		cited in CCDM

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
18176-3646	BU 760	AB	1988	24	107	3.6	3.30	8.00	M3.5III	N D	181737.73-364540.6
18176-3646	BU 760	AB	2010	25	100	3.6	3.30	8.00	M3.5III	N D	181737.73-364540.6
18176-3646	BU 760	AB	2016	27	110	3.5	3.30	8.00	M3.5III	N	181737.73-364540.6

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

WDS 18176-3646 BU 760 AB (Eta Sgr) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18176-3646 BU 760 AB (Eta Sgr) : MEASURES

No records found.

WDS 18176-3646 (Eta Sgr) : 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 18176-3646 (Eta Sgr) : ALADIN DSS IMAGE @ 18^h 17^m 37.73^s -36° 45' 40.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18176-3646 BU 760 AB (Eta Sgr) : 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		18176-3646	BU 760	AB	110	3.5
Show		18176-3646	BU 760	AC	320	28.3
Show		18176-3646	BU 760	AD	318	93.8
Show		18179-3654	B 2441		179	2.9	10
Show		18160-3703	B 1355		295	0.2	27
Show		18156-3633	RST3165		4	0.2	28
Show		18197-3700	RST3172		336	3.9	28
Show		18172-3719	RST3168		198	1.8	34
Show		18166-3717	WFC 284		118	10.7	35
Show		18207-3647	B 1356		228	2.5	37
Show		18153-3623	B 1354	AC	308	16.2	37
Show		18153-3623	B 1354	AB	175	4.8	37
Show		18146-3654	B 935		189	0.2	37
Show		18215-3715	B 2445		248	6.3	55
Show		18202-3601	BRT1769		1	4.1	55
Show		18130-3651	B 931		254	2.3	57
Show		18127-3629	B 928		126	3.6	62
Show		18128-3711	B 930		315	0.9	63
Show		18142-3737	B 934	BC	187	2.5	66
Show		18142-3737	B 934	AB	29	14.8	67
Show		18180-3538	B 425	AB	51	2.9	68
Show		18180-3538	B 425	AC	356	7.3	68
Show		18121-3703	SEE 347		182	0.2	69
Show		18187-3534	LDS 636		6	20.8	73
Show		18142-3747	RST3163		19	1.2	74
Show		18155-3532	BRT1763		224	3.2	78
Show		18114-3615	RST3160		191	0.3	82
Show		18131-3750	B 932		258	4.6	84
Show		18203-3526	TOK 801		7	0.1	87
Show		18248-3642	POL 6		226	2.7	87
Show		18142-3525	B 424	CD	41	2.8	90
Show		18142-3525	B 424	AB	82	1.0	91
Show		18142-3525	B 424	AC	143	42.5	91
Show		18165-3817	RST2041		198	1.7	93
Show		18253-3701	BRT1776		175	3.3	94
Show		18202-3517	RST3174		306	1.5	94
Show		18256-3628	OL 19		261	4.1	98
Show		18231-3758	RST4009		44	0.5	98
Show		18191-3509	OL 18		296	1.1	98
Show		18185-3503	OL 17		252	6.1	104
Show		18251-3738	B 1360		279	2.8	104
Show		18247-3746	B 1358		311	1.1	105
Show		18243-3539	BRT1774		55	3.5	106
Show		18264-3700	RST4011		130	0.6	107
Show		18090-3617	RST3155	Aa,Ab	21	0.2	108
Show		18090-3617	SHY 738	AB	254	999.9	108
Show		18129-3513	SLR 13		47	2.4	110
Show		18269-3635	BRT1779		28	6.7	112
Show		18248-3535	BRT3331		192	5.5	113
Show		18221-3507	BRT1772		195	2.8	113
Show		18108-3529	B 1352		224	0.2	114

WDS 18176-3646 : COMPONENTS

	A	B	C
B	pa=114.8° sep=2.86"
C	pa=325.9° sep=26.09"	pa=322.9° sep=28.57"
D	pa=324.4° sep=86.02"	pa=323.5° sep=88.52"	pa=323.7° sep=59.95"

18176-3646 A

Name	Eta Sgr	Coord arcsec 2000	181737.73-364540.6	Mag	3.3	Spectral class	M3.5III (red)
PmRA	-128.00	PmDE	-167.0	SAO	209957	HIP	89642
Tycho2	7404-07057-1	HD	167618	HR	6832	GC	24944
CD	CD-3612423	CP	CP-36 8128	Bayer	Eta Sagittarii	Bayer name	Eta Sgr
FK5	683

Tycho2

Tycho2	7404-07057-1	Pflag		RAmdeg	274.40680477	DEmdeg	-36.76168819
PmRA	-131.2	PmDE	-167.9	E RAmdeg	3	E DEmdeg	4
E pmRA	0.7	E pmDE	0.7	EpRAm	1991.56	EpDEm	1991.34
Num	20	Q RAmdeg	1.0	Q DEmdeg	1.0	Q pmRA	1.1
Q pmDE	1.1	BTmag	5.153	E BTmag	0.014	VTmag	3.298
E VTmag	0.009	Prox	929	TYC	T	HIP	89642
CCDM		RAdeg	274.40717778	DEdeg	-36.76130500	EpRA 1990	1.80
EpDE 1990	1.78	E RAdeg	3.2	E DEdeg	3.5	Posflg
Corr	-0.1

SAO

SAO	209957	DelFlag		RA1950		PmRA1950	-0.0107
DE1950		PmDE1950	-0.166	Vmag	3.2	SpType	M3
Double code		Source	74	CatNum	683	DM	CD-3612423
DMcomp		BDsup		HD	167618	M HD	0
GC	24944	RA1950rad	4.77453525	DE1950rad	-0.64191024	PmRA2000	-0.0106
PmDE2000	-0.167

Hipparcos

Catalog	H	HIP	89642	Proxy		RAhms	18 17 37.73
DEdms	-36 45 40.6	Vmag	3.1	VarFlag	1	R Vmag	H
RAdeg	274.407	DEdeg	-36.7613	AstroRef		Plx	21.87
CCDM	18176-3646	N CCDM	I	Nsys	1	Ncomp	1
MultFlag		Source		Qual	S	M HIP
Theta		Rho		HD	167618	BD
CD	CD-3612423	CP	CP-36 8128	Dm number	-3612423	VIred	2.24
SpType	M2III	R SpType		Coord arcsec 2000	181737.73-364540.6

Hipparcos 2

HIP	89642	Sn	5	So	0	Nc	1
RArad	4.7893092322	DErad	-0.6416053924	Plx	22.35	PmRA	-129.56
PmDE	-166.26	E RArad	0.21	E DErad	0.16	E Plx	0.24
E pmRA	0.28	E pmDE	0.16	Hpmag	3.1512	E Hpmag	0.0026
SHp	0.013	VA	2	BV	1.582	E BV	0.004
VI	2.24

CCDM

Ccdm	18176-3646	RComp		Comp	A	Note1
Note2		Discov num		DRAs	1.67	DDEs	17.4
R dRAs	41	Year		Theta		Rho
Obs	4	Vmag	3.2	Sp	M4	PmNote	*
PmRA	-128	PmDE	-166	Dm number	-3612423	Cat1	CD
Name2		Cat2		HD	167618	M HD
ADS BDS	B 8449	M ADS BDS		N IDS		IDS	18109S3647A
HIC	89642

18176-3646 B

Coord arcsec 2000

181737.95-364541.8

Mag

Calc delta mag

4.7

Calc coord

yes

CCDM

Ccdm	18176-3646	RComp		Comp	B	Note1
Note2		Discov num	BU 760	DRAs		DDEs
R dRAs		Year	1879	Theta	105	Rho	3.6
Obs	16	Vmag	7.8	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	B 8449	M ADS BDS		N IDS		IDS	18109S3647B
HIC	89642

18176-3646 C

Coord arcsec 2000

181736.51-364519.0

Mag

13.1

Calc delta mag

9.8

Calc coord

yes

CCDM

Ccdm	18176-3646	RComp		Comp	C	Note1
Note2		Discov num	BU 760	DRAs	-0.02	DDEs	37.4
R dRAs	41	Year	1896	Theta	276	Rho	33.3
Obs	1	Vmag	13.0	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	B 8449	M ADS BDS		N IDS		IDS	18109S3647C
HIC

18176-3646 D

Coord arcsec 2000	181733.56-364430.7		Mag	10.04		PmRA	-2.00		PmDE	-6.0
Calc delta mag	6.74		Calc coord	yes

CCDM

Ccdm	18176-3646	RComp		Comp	D	Note1
Note2		Discov num	BU 760	DRAs	-3.72	DDEs	85.1
R dRAs	41	Year	1879	Theta	303	Rho	93.2
Obs	3	Vmag	10.0	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	B 8449	M ADS BDS		N IDS		IDS	18109S3647D
HIC