18150-4831 I 1356 AC

18^h 14^m 58.35^s -48° 31' 09.5" P.A. 167.00 sep 8.1 mag 10.60,13.00 Sp A1/2III/

Coord 2000	18150-4831	Discov num	I 1356	Comp	AC	Coord arcsec 2000	18 14 58.35 -48 31 09.5
Date first	1926	Date last	2015	Obs	4
Pa first	135	Pa last	167.1	P.A. Now (θ)	167.1°
Sep first	7.0	Sep last	8.146	Sep. Now (ρ)	8.146"
Mag pri	10.60	Mag sec	13.00	delta mag (ΔM)	2.4	Spectral class	A1/2III/ (white)
Pri motion ra	-004	Sec motion ra	-010
Pri motion dec	-005	Sec motion dec	-024
Notes

rPM=0.766

Nature of this double is uncertain.

18150-4831 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	HD 166837	228840	18 14 58 -48 31 10	I 1356 AB	1991	2	320	0.4	10.60	10.53	0.07
Show			18 14 58 -48 31 10	I 1356 AC	2015	4	167	8.1	10.60	13.00	2.40		<===

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Telescopium

Gaia DR2

6706718804259137920

WDS 18150-4831 I 1356 AC : NOTES

No records found.

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
18150-4831	I 1356	AC	2000	2	166	8.3	10.60	13.00			181458.35-483109.5
18150-4831	I 1356	AC	2010	5	168	7.9	10.60	13.00	A1/2III/		181458.35-483109.5
18150-4831	I 1356	AC	2015	5	167	8.1	10.60	13.00	A1/2III/		181458.35-483109.5

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

WDS 18150-4831 I 1356 AC : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18150-4831 I 1356 AC : MEASURES

No records found.

WDS 18150-4831 : 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 18150-4831 : ALADIN DSS IMAGE @ 18^h 14^m 58.35^s -48° 31' 09.5"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18150-4831 I 1356 AC : 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		18150-4831	I 1356	AB	320	0.4
Show		18150-4831	I 1356	AC	167	8.1
Show		18150-4832	RSS 479		207	24.6	2
Show		18154-4851	HJ 5033	AB	113	17.3	21
Show		18154-4851	HJ 5033	AC	10	15.6	21
Show		18154-4851	HJ 5033	AD	69	25.4	21
Show		18124-4836	I 1354		163	1.3	27
Show		18160-4755	RST 973		313	0.7	38
Show		18165-4913	SKF1145		158	52.9	45
Show		18177-4910	BRT1040		99	5.5	48
Show		18190-4759	B 936		163	0.4	52
Show		18100-4852	HJ 5017		320	22.5	54
Show		18135-4737	RST5602	AB	169	4.6	57
Show		18135-4737	SHT 33	AC	117	4.3	57
Show		18153-4928	TOK 915		283	0.1	57
Show		18193-4751	KPP3110		269	18.0	59
Show		18088-4835	BRT1022		351	3.3	61
Show		18174-4929	HDS2586		32	2.3	63
Show		18204-4908	I 1361		254	2.3	65
Show		18146-4722	HJ 5031		63	36.6	69
Show		18220-4845	SWR 243		93	24.6	72
Show		18111-4731	B 1879		271	1.8	72
Show		18221-4857	RST 979		222	0.4	76
Show		18202-4730	RST 976		248	2.0	82
Show		18224-4758	UC 3565		155	24.5	82
Show		18158-4707	BRT1038		82	5.8	85
Show		18234-4819	B 938		339	7.0	86
Show		18133-4955	B 2434		203	6.3	86
Show		18129-4959	HRG 128		358	6.8	90
Show		18238-4816	DAW 222	BC	359	4.6	90
Show		18238-4816	HJ 5040	AB	291	9.7	90
Show		18238-4816	HJ 5040	A,BC	313	11.8	90
Show		18058-4831	BRT1018		72	9.6	92
Show		18241-4809	DAW9010	AB	82	7.7	94
Show		18241-4809	DAW9010	AC	17	8.7	94
Show		18231-4923	UC 3568		271	36.6	96
Show		18205-4711	CPO9263		258	4.0	98
Show		18153-4650	B 1882		228	1.4	102
Show		18047-4819	BRT1015		186	4.4	103
Show		18065-4931	I 622		44	0.6	103
Show		18079-4713	BRT1020		250	4.7	106
Show		18150-5018	I 429		303	0.1	108
Show		18050-4917	B 2854		7	5.6	109
Show		18071-4949	I 1350		210	0.6	110
Show		18203-4654	RST 977		96	1.8	112
Show		18245-4932	UC 3574		277	34.8	112
Show		18164-4638	SWR 241		283	8.1	115
Show		18232-4953	KPP1538		285	11.6	115
Show		18242-4942	UC 3572		156	74.0	116
Show		18104-5019	RST 968		137	0.6	117
Show		18266-4909	UC 3584		281	10.2	121

WDS 18150-4831 : COMPONENTS

	A	B
B	pa=330.8° sep=0.36"
C	pa=171.4° sep=8.03"	pa=170.5° sep=8.37"

18150-4831 A

Name	HD 166837		Coord arcsec 2000	181458.35-483109.5		Mag	10.6		Spectral class	A1/2III/ (white)
PmRA	-4.00		PmDE	-5.0

CCDM

Ccdm	18150-4831	RComp		Comp	A	Note1
Note2		Discov num		DRAs	-1.66	DDEs	-9.3
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	9.8	Sp	A0	PmNote	*
PmRA	4	PmDE	-8	Dm number	-4812369	Cat1	CD
Name2	228840	Cat2	SAO	HD	166837	M HD
ADS BDS		M ADS BDS		N IDS		IDS	18073S4833A
HIC

18150-4831 B

Coord arcsec 2000	181458.33-483109.2	Mag	10.53	PmRA	-4.00	PmDE	-5.0
SAO	228840	Tycho2	8362-00205-1	HD	166837	DM	CP-48 9711
Calc delta mag	0.07	Calc coord	yes

Tycho2

Tycho2	8362-00205-1	Pflag		RAmdeg	273.74308536	DEmdeg	-48.51925456
PmRA	-3.7	PmDE	-5.4	E RAmdeg	15	E DEmdeg	20
E pmRA	2.0	E pmDE	1.9	EpRAm	1991.05	EpDEm	1990.31
Num	3	Q RAmdeg	0.9	Q DEmdeg	1.2	Q pmRA	0.9
Q pmDE	1.3	BTmag	10.147	E BTmag	0.028	VTmag	9.927
E VTmag	0.031	Prox	647	TYC	T	HIP
CCDM		RAdeg	273.74309778	DEdeg	-48.51924194	EpRA 1990	1.72
EpDE 1990	1.63	E RAdeg	15.3	E DEdeg	20.2	Posflg
Corr	0.0

SAO

SAO	228840	DelFlag		RA1950		PmRA1950	0.0004
DE1950		PmDE1950	-0.008	Vmag	9.4	SpType	A0
Double code		Source	48	CatNum	17181	DM	CP-48 9711
DMcomp		BDsup		HD	166837	M HD	0
GC		RA1950rad	4.7610486	DE1950rad	-0.84709541	PmRA2000	0.0002
PmDE2000	-0.01

CCDM

Ccdm	18150-4831	RComp		Comp	B	Note1
Note2		Discov num	I 1356	DRAs		DDEs
R dRAs		Year	1926	Theta	316	Rho	0.8
Obs	1	Vmag	11.8	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS	18073S4833B
HIC

18150-4831 C

Coord arcsec 2000	181458.47-483117.4		Mag	13		PmRA	-10.00		PmDE	-24.0
Calc delta mag	2.4		Calc coord	yes