18277-3207 I 1023 (HD 169788)

18^h 27^m 44.27^s -32° 06' 55.9" P.A. 314.00 sep 0.1 mag 8.60,8.80 Sp A4III/IV

Coord 2000	18277-3207	Discov num	I 1023	Comp		Coord arcsec 2000	18 27 44.27 -32 06 55.9
Date first	1910	Date last	1929	Obs	3
Pa first	65	Pa last	313.9	P.A. Now (θ)	313.9°
Sep first	0.4	Sep last	0.13	Sep. Now (ρ)	0.13"
Mag pri	8.60	Mag sec	8.80	delta mag (ΔM)	0.2	Spectral class	A4III/IV (white)
Pri motion ra	+012	Sec motion ra
Pri motion dec	+001	Sec motion dec
Notes	N (See Notes)

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 169788		Constellation	Sagittarius		SAO	210183		Tycho2	7398-00549-1
Gaia DR2	4045299477063128064		HD	169788

WDS 18277-3207 I 1023 (HD 169788) : NOTES

discov_num	notes	refcode
I 1023	Measures uncertain, too close. Duplicity dubious, but needs speckle.

REFERENCES

refcode	metd	author	reference
I__1895	Ma -	Innes, R.T.A.	1895MNRAS..55..312I
I__1895	+Mb	MNRAS 55, 312,544, 1895
I__1896	Mb -	Innes, R.T.A.	1896JBAA....6..261I
I__1896		J. British Astron. Assoc. 6, 261, 1896
I__1897a	Ma -	Innes, R.T.A.	1897MNRAS..57..533I
I__1897a		MNRAS 57, 533, 1897 (data also in I__1897b,	1897AN....143..171I
I__1897a		I__1897c)	1897AN....144...89I
I__1897b	Ma -	Innes, R.T.A.	1897AN....143..171I
I__1897b		AN 143, 171, 1897
I__1897c	Ma -	Innes, R.T.A.	1897AN....144...89I
I__1897c		AN 144, 89, 1897
I__1897d	Ma -	Innes, R.T.A.	1897AN....145...93I
I__1897d		AN 145, 93, 1897
I__1897e	Ma -	Innes, R.T.A.	1897MNRAS..57..456I
I__1897e	+Mb	MNRAS 57, 456, 1897
I__1897f	Ma -	Innes, R.T.A.	1897MNRAS..58...48I
I__1897f		MNRAS 58, 48, 1897
I__1897g	Ma -	Innes, R.T.A.	1897AJ.....18...65I
I__1897g		AJ 18, 65, 1897
I__1898	Ma -	Innes, R.T.A.	1898AN....146..369I
I__1898		AN 146, 369, 1898
I__1899	Ma -	Innes, R.T.A.	1899QB4.C22v2......
I__1899		Ann. Cape Obs. 2, Pt.2, 1899 (Innes Reference Catalog)
I__1901	Ma -	Innes, R.T.A.	1901MNRAS..61..575.
I__1901		MNRAS 61, 575, 1901 (data also in I__1905)	1905AnCap...2....4I
I__1902a	Ma -	Innes, R.T.A.	1902MNRAS..62..470I
I__1902a		MNRAS 62, 470, 1902 (data also in I__1905)	1905AnCap...2....4I
I__1902b	Ma -	Innes, R.T.A.	1902MNRAS..63...76I
I__1902b		MNRAS 63, 76, 1902 (some data also in I__1905)	1905AnCap...2....4I
I__1903	-	Innes, R.T.A.	1903MNRAS..64..130I
I__1903		MNRAS 64, 130, 1903 (data also in I__1905)	1905AnCap...2....4I
I__1903b	Ma -	Innes, R.T.A.	1903Obs....26..285I
I__1903b		Obs 26, 285, 1903 (some data also in I__1905)	1905AnCap...2....4I
I__1905	Ma -	Innes, R.T.A.	1905AnCap...2....4I
I__1905		Ann. Cape Obs. 2, Pt.4, 1905
I__1907	Ma -	Innes, R.T.A.	1907Obs....30...61I
I__1907		Obs 30, 61, 1907
I__1908	-	Innes, R.T.A.	1908Obs....31..289I
I__1908		Obs 31, 289, 1908 (measures also in I__1909)
I__1909	Ma -	Innes, R.T.A.	.
I__1909		Transvaal Obs. Circ. 1, 1, 1909
I__1910	Ma -	Innes, R.T.A.	.
I__1910		Transvaal Obs. Circ. 1, 21, 1910
I__1911	Ma -	Innes, R.T.A.	.
I__1911		Transvaal Obs. Circ. 1, 61, 1911
I__1912	Ma -	Innes, R.T.A.	.
I__1912		Transvaal Obs. Circ. 1, 111, 1912
I__1913a	Ma -	Innes, R.T.A.	1913CiUO....4...31.
I__1913a		Union Obs. Johannesburg Circ. 4, 31, 1913
I__1913b	Ma -	Innes, R.T.A. (measure by Simpkins, R.P.)	1913CiUO....4...31.
I__1913b		Union Obs. Johannesburg Circ. 4, 31, 1913
I__1914	Ma -	Innes, R.T.A.	1914CiUO...14...97.
I__1914		Union Obs. Johannesburg Circ. 14, 97, 1914
I__1915a	Ma -	Innes, R.T.A.	1915CiUO...24..185.
I__1915a		Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915b	Ma -	Innes, R.T.A. (measure by Cox, G.W.)	1915CiUO...24..185.
I__1915b		Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915c	Ma -	Innes, R.T.A. (measure by Johnson, E.L.)	1915CiUO...24..185.
I__1915c		Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915d	Ma -	Innes, R.T.A. (measure by Simpkins, R.P.)	1915CiUO...24..185.
I__1915d		Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915e	-	Innes, R.T.A.	1915Obs....38..221I
I__1915e		Obs 38, 221, 1915 (measures also in I__1916)	1916CiUO...33..249I
I__1915f	-	Innes, R.T.A.	1915Obs....38..333I
I__1915f		Obs 38, 333, 1915 (measures also in I__1915)	1915CiUO...24..185I
I__1916a	Ma -	Innes, R.T.A.	1916CiUO...33..249I
I__1916a		Union Obs. Johannesburg Circ. 33, 249, 1916
I__1916b	Ma -	Innes, R.T.A. (measure by Simpkins, R.P.)	1916CiUO...33..249I
I__1916b		Union Obs. Johannesburg Circ. 33, 249, 1916
I__1916c	Ma -	Innes, R.T.A. (measure by van der Spuy, K.)	1916CiUO...33..249I
I__1916c		Union Obs. Johannesburg Circ. 33, 249, 1916
I__1917a	Ma -	Innes, R.T.A.	1917CiUO...37..285I
I__1917a		Union Obs. Johannesburg Circ. 37, 285, 1917
I__1917b	Ma -	Innes, R.T.A. (measure by Johnson, E.L.)	1917CiUO...37..285I
I__1917b		Union Obs. Johannesburg Circ. 37, 285, 1917
I__1917c	Ma -	Innes, R.T.A. (measure by van der Spuy, K.)	1917CiUO...37..285I
I__1917c		Union Obs. Johannesburg Circ. 37, 285, 1917
I__1917d	Ma -	Innes, R.T.A. (measure by Worssell, W.M.)	1917CiUO...37..285I
I__1917d		Union Obs. Johannesburg Circ. 37, 285, 1917
I__1918	Ma -	Innes, R.T.A.	1918CiUO...41..339I
I__1918		Union Obs. Johannesburg Circ. 41, 339, 1918
I__1927a	Ma -	Innes, R.T.A.	1927sdsc.book.....I
I__1927a	+Po	Southern Double Star Cat. 1927
I__1927b	Ma -	Innes, R.T.A. & van den Bos, W.H.	1927sdsc.book.....I
I__1927b		Southern Double Star Cat. 1927
I__1932A	Ma -	Innes, R.T.A.	1932QB821.A43......
I__1932A		cited in ADS (Aitken Double Star Cat.), 1932
I__1948a	Ma -	Innes, R.T.A.	1948CiUO..106..193I
I__1948a	+Po	Union Obs. Johannesburg Circ. 106, 193, 1948
I__1948b	Ma -	Innes, R.T.A. (measure by Simpkins, R.P.)	1948CiUO..106..193I
I__1948b		Union Obs. Johannesburg Circ. 106, 193, 1948
I__9999	Ma -	Innes, R.T.A.	...................
I__9999	+Mb	Unpublished, manuscript or reference not found.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
18277-3207	I 1023		1929	3	314	0.1	8.60	8.80	A4III/IV	N	182744.27-320655.9

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

WDS 18277-3207 I 1023 (HD 169788) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18277-3207 I 1023 (HD 169788) : MEASURES

No records found.

WDS 18277-3207 (HD 169788) : 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 18277-3207 (HD 169788) : ALADIN DSS IMAGE @ 18^h 27^m 44.27^s -32° 06' 55.9"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18277-3207 I 1023 (HD 169788) : 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		18277-3207	I 1023		314	0.1
Show		18285-3215	TDT 898		117	0.5	13
Show		18276-3224	HDS2611		247	18.5	17
Show		18276-3132	B 2448		329	6.0	36
Show		18266-3247	RST2054		350	0.8	43
Show		18291-3123	RST2057		343	0.7	48
Show		18265-3105	RST2053		319	0.7	64
Show		18311-3259	HWE 43	AB	185	3.4	68
Show		18311-3259	HWE 43	AC	339	32.1	68
Show		18239-3118	BRT3068		134	2.7	70
Show		18293-3100	LEP 122		200	7.3	70
Show		18335-3140	PRO 203		356	5.0	79
Show		18219-3143	SWR 245		94	21.1	79
Show		18338-3230	PRO 204		120	6.5	81
Show		18220-3132	RST2047	BC	129	4.3	81
Show		18220-3132	RST2047	AB	132	3.7	81
Show		18314-3315	COO 226		193	12.6	82
Show		18241-3058	BRT3069		104	4.3	83
Show		18342-3158	PRO 205		358	3.6	83
Show		18332-3121	FIN 7		136	3.4	84
Show		18244-3054	BRT3070		242	4.7	85
Show		18343-3150	RST2064		83	3.5	86
Show		18338-3248	I 1025		233	0.4	88
Show		18317-3055	HDS2628		353	1.1	89
Show		18334-3111	JSP 940		24	2.3	91
Show		18350-3209	TDT 947		290	2.6	92
Show		18328-3103	B 1366		313	1.2	93
Show		18226-3100	SKF2023		243	5.2	94
Show		18203-3205	PRO 202		208	7.1	94
Show		18352-3139	PRO 207		72	3.3	96
Show		18340-3301	OUD 7		180	0.2	96
Show		18244-3041	B 1359		74	3.3	96
Show		18207-3245	BRT1770		354	4.5	98
Show		18352-3141	B 9034		346	9.0	99
Show		18220-3313	BRT1771		115	3.8	99
Show		18344-3109	RST2065	AB	3	1.1	103
Show		18344-3109	PRO 206	AC	161	15.7	103
Show		18267-3024	TOK 421		288	0.1	105
Show		18339-3318	BRT1782		69	3.4	105
Show		18354-3122	LDS6328	AB	119	7.5	107
Show		18354-3122	CVN 58	AC	310	6.0	107
Show		18354-3122	CVN 58	AD	211	7.3	107
Show		18354-3122	CVN 58	AE	202	7.6	107
Show		18354-3122	CVN 58	AF	307	7.9	107
Show		18354-3122	CVN 58	AG	70	8.1	107
Show		18354-3122	CVN 58	AH	212	8.5	107
Show		18354-3122	CVN 58	AI	81	8.9	107
Show		18354-3122	CVN 58	AJ	163	9.3	107
Show		18354-3122	CVN 58	AK	150	9.6	107
Show		18354-3122	CVN 58	AL	348	9.6	107
Show		18354-3122	CVN 58	AM	49	9.7	107

WDS 18277-3207 : COMPONENTS

	A
B	pa=318.6° sep=0.12"

18277-3207 A

Componente originario normalizzato	AB	Name	HD 169788	Coord arcsec 2000	182744.27-320655.9	Mag	8.6
Spectral class	A4III/IV (white)	PmRA	12.00	PmDE	1.0	SAO	210183
Tycho2	7398-00549-1	HD	169788	DM	CD-3214165

Tycho2

Tycho2	7398-00549-1	Pflag		RAmdeg	276.93445677	DEmdeg	-32.11553647
PmRA	1.5	PmDE	6.2	E RAmdeg	5	E DEmdeg	7
E pmRA	1.4	E pmDE	1.5	EpRAm	1991.46	EpDEm	1991.00
Num	9	Q RAmdeg	0.6	Q DEmdeg	0.9	Q pmRA	0.6
Q pmDE	0.9	BTmag	8.175	E BTmag	0.017	VTmag	7.905
E VTmag	0.013	Prox	728	TYC	T	HIP
CCDM		RAdeg	276.93445306	DEdeg	-32.11555056	EpRA 1990	1.84
EpDE 1990	1.71	E RAdeg	5.3	E DEdeg	6.6	Posflg
Corr	-0.1

SAO

SAO	210183	DelFlag		RA1950		PmRA1950	0.0028
DE1950		PmDE1950	-0.014	Vmag	7.8	SpType	A2
Double code		Source	40	CatNum	9965	DM	CD-3214165
DMcomp		BDsup		HD	169788	M HD	0
GC		RA1950rad	4.81920299	DE1950rad	-0.56107958	PmRA2000	0.0027
PmDE2000	-0.014

CCDM

Ccdm	18277-3207	RComp		Comp	A	Note1
Note2		Discov num		DRAs	2.39	DDEs	3.8
R dRAs	41	Year		Theta		Rho
Obs	2	Vmag	8.5	Sp	A2	PmNote	*
PmRA	36	PmDE	-14	Dm number	-3214165	Cat1	CD
Name2	210183	Cat2	SAO	HD	169788	M HD
ADS BDS		M ADS BDS		N IDS		IDS	18212S3211A
HIC

18277-3207 B

Componente originario normalizzato	AB		Coord arcsec 2000	182744.26-320655.8		Mag	8.8		Calc delta mag	0.2
Calc coord	yes

CCDM

Ccdm	18277-3207	RComp		Comp	B	Note1
Note2		Discov num	I 1023	DRAs		DDEs
R dRAs		Year		Theta		Rho
Obs		Vmag	8.7	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS	N	N IDS		IDS	18212S3211B
HIC