18386-1816 ARA 486

18^h 38^m 31.37^s -18° 15' 55.0" P.A. 20.00 sep 14.6 mag 11.10,11.60

Coord 2000	18386-1816	Discov num	ARA 486	Comp		Coord arcsec 2000	18 38 31.37 -18 15 55.0
Date first	1916	Date last	2014	Obs	7
Pa first	24	Pa last	19.5	P.A. Now (θ)	19.5°
Sep first	14.8	Sep last	14.562	Sep. Now (ρ)	14.562"
Mag pri	11.10	Mag sec	11.60	delta mag (ΔM)	0.5	Spectral class
Pri motion ra	-004	Sec motion ra	-003
Pri motion dec	+005	Sec motion dec	+004
Notes	R (Red magnitudes)

rPM=0.221 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Sagittarius

Gaia DR2

4093395379848805120

WDS 18386-1816 ARA 486 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Ara1961	Pa -	Aravamudan, S.	1961PASP...73..266A
Ara1961		PASP 73, 266, 1961
Ara1963	Pa -	Aravamudan, S.	.
Ara1963		Pub. Nizamiah Obs. 13, Pt.3, 1963

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
18386-1816	ARA 486		1998	2	11	15.8	13.80	13.80		D	183831.14-181602.4
18386-1816	ARA 486		1999	3	20	14.6	11.10	11.60		R	183831.37-181555.0
18386-1816	ARA 486		2010	5	20	14.4	11.10	11.60		R	183831.37-181555.0
18386-1816	ARA 486		2014	7	20	14.6	11.10	11.60		R	183831.37-181555.0

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

WDS 18386-1816 ARA 486 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18386-1816 ARA 486 : MEASURES

No records found.

WDS 18386-1816 : VIRTUAL EYEPIECE

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WDS 18386-1816 : ALADIN DSS IMAGE @ 18^h 38^m 31.37^s -18° 15' 55.0"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18386-1816 ARA 486 : NEIGHBORHOODS

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Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		18386-1816	ARA 486		20	14.6
Show		18369-1833	LEO 19		251	3.2	30
Show		18377-1742	FEN 32		119	4.2	36
Show		18388-1853	FEN 33		248	2.6	37
Show		18365-1847	OCC 970		-1	0.1	43
Show		18393-1859	ARA 760		60	5.6	44
Show		18356-1833	RBR 10		320	4.9	45
Show		18412-1731	FEN 34		325	3.8	59
Show		18371-1913	SEE 355		241	11.1	61
Show		18429-1829	ARA 488		167	20.8	63
Show		18374-1917	ARA 758		270	9.1	64
Show		18396-1713	GWP2792		136	22.6	65
Show		18418-1909	J 2221	AB	254	7.5	71
Show		18418-1909	J 2221	AC	346	17.9	71
Show		18342-1741	ARA 284		69	5.4	71
Show		18388-1928	BRT1541		34	4.2	72
Show		18412-1928	OCC9183		-1	0.2	82
Show		18349-1925	ARA 755		77	13.1	87
Show		18429-1917	OCC9184		-1	0.1	88
Show		18435-1725	RST3194		87	4.0	88
Show		18344-1707	J 2217		300	5.8	91
Show		18351-1659	MCA 52		145	0.2	91
Show		18363-1649	ARA 109		32	12.6	93
Show		18442-1733	HLD 146		194	2.2	94
Show		18338-1710	J 2216		19	3.6	96
Show		18325-1858	ARN 52	AB	262	70.0	96
Show		18325-1858	ANT 10	AC	256	65.8	96
Show		18325-1858	ANT 10	BC	138	8.2	97
Show		18340-1929	B 1887		283	2.2	98
Show		18331-1918	J 2215		267	6.0	100
Show		18325-1906	RST5116		67	3.0	100
Show		18362-1950	ARA 756		325	9.5	100
Show		18314-1824	OCC 22	Aa,Ab	-1	0.1	102
Show		18314-1824	SEE 354	AB	182	23.2	102
Show		18425-1943	ARA 761		242	6.9	104
Show		18321-1906	RST3186		187	0.7	105
Show		18407-1957	ARA1158		68	6.6	106
Show		18319-1908	BU 966	AI	194	165.0	108
Show		18319-1908	BU 966	AR	90	77.0	108
Show		18319-1908	BU 966	AH	295	72.0	108
Show		18319-1908	BU 966	AG	254	429.6	108
Show		18319-1908	BU 966	AB	252	66.2	108
Show		18319-1908	BU 966	AE	281	144.8	108
Show		18319-1908	EVS 36	AU	127	14.0	108
Show		18319-1908	EVS 36	AV	164	17.3	108
Show		18319-1908	EVS 36	AW	19	19.6	108
Show		18319-1908	KRV 17	AN	178	66.8	108
Show		18319-1908	KRV 17	AO	175	35.4	108
Show		18319-1908	BU 966	HJ	310	44.4	109
Show		18319-1908	BU 966	JK	264	29.5	109
Show		18319-1908	BU 966	JM	345	70.4	109

WDS 18386-1816 : COMPONENTS

	A
B	pa=18.6° sep=14.48"

18386-1816 A

Componente originario normalizzato	AB		Coord arcsec 2000	183831.37-181555.0		Mag	11.1		PmRA	-4.00
PmDE	5.0

18386-1816 B

Componente originario normalizzato	AB		Coord arcsec 2000	183831.69-181541.3		Mag	11.6		PmRA	-3.00
PmDE	4.0		Calc delta mag	0.5		Calc coord	yes