19045-1752 ARA 490

19^h 04^m 30.75^s -17° 52' 09.7" P.A. 250.00 sep 12.9 mag 13.90,14.20

Coord 2000	19045-1752	Discov num	ARA 490	Comp		Coord arcsec 2000	19 04 30.75 -17 52 09.7
Date first	1916	Date last	2015	Obs	8
Pa first	256	Pa last	249.6	P.A. Now (θ)	249.6°
Sep first	12.7	Sep last	12.896	Sep. Now (ρ)	12.896"
Mag pri	13.90	Mag sec	14.20	delta mag (ΔM)	0.3	Spectral class
Pri motion ra	+001	Sec motion ra	+002
Pri motion dec	+004	Sec motion dec	-001
Notes

rPM=1.237

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Sagittarius

Gaia DR2

4087424550613865856

WDS 19045-1752 ARA 490 : 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
19045-1752	ARA 490		2000	2	250	12.9	13.90	14.20		D	190430.75-175209.7
19045-1752	ARA 490		2010	5	250	12.7	13.90	14.20			190430.75-175209.7
19045-1752	ARA 490		2015	6	250	12.9	13.90	14.20			190430.75-175209.7

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WDS 19045-1752 ARA 490 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 19045-1752 ARA 490 : MEASURES

No records found.

WDS 19045-1752 : VIRTUAL EYEPIECE

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WDS 19045-1752 : ALADIN DSS IMAGE @ 19^h 04^m 30.75^s -17° 52' 09.7"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 19045-1752 ARA 490 : 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		19045-1752	ARA 490		250	12.9
Show		19048-1748	OCC 546		-1	0.1	6
Show		19034-1749	DON 944		241	0.7	19
Show		19032-1756	DON 943		334	3.7	19
Show		19060-1810	OCC 540		-1	0.1	29
Show		19033-1719	GWP2804		199	14.4	38
Show		19073-1755	ARA 491		133	13.3	41
Show		19074-1745	ARA 289		251	12.8	42
Show		19019-1818	MRA 26		298	0.0	46
Show		19033-1708	J 1665		274	5.7	48
Show		19029-1836	DYL 35	AB	290	6.6	49
Show		19029-1836	DYL 35	AC	41	6.5	49
Show		19080-1726	ARA 290		149	13.3	56
Show		19086-1750	ARA 291		249	10.0	59
Show		19020-1705	OCC9061		254	0.1	60
Show		19060-1851	DYL 44		104	7.2	63
Show		19055-1855	DYL 42		133	12.4	64
Show		19071-1844	HDS2710		108	0.7	65
Show		19016-1841	DYL 29	BC	135	5.9	65
Show		19016-1841	DYL 29	AB	71	10.9	65
Show		19040-1900	DYL 38		138	4.2	69
Show		19088-1716	HDS2714		243	14.5	72
Show		19040-1907	DYL 37	AB	237	11.4	75
Show		19040-1907	DYL 37	BC	220	3.9	75
Show		19063-1904	DYL 45	AB	82	5.3	76
Show		19063-1904	DYL 45	AC	268	5.9	76
Show		19031-1906	OCC 408		-1	0.1	77
Show		19013-1856	ARA 766		81	7.1	79
Show		19002-1704	GWP2801	AB	67	307.7	79
Show		19040-1911	DYL 39	BC	320	4.2	80
Show		19040-1911	DYL 39	AB	24	7.7	80
Show		19078-1647	DAM 139	BC	111	4.0	80
Show		19090-1841	ARY 117		181	26.8	80
Show		19078-1647	HJ 1363	AB	148	9.6	80
Show		19078-1647	DAM 139	AD	18	12.0	80
Show		19031-1914	EGB 7		249	16.0	81
Show		19082-1855	B 1890		306	2.8	83
Show		19031-1915	HJ 5082	BC	126	13.5	86
Show		19031-1915	HJ 5082	AB	89	7.7	86
Show		19031-1915	HJ 5082	AD	262	25.9	86
Show		19031-1915	HJ 5082	AC	112	20.2	86
Show		19050-1919	DYL 41		61	7.3	88
Show		19029-1918	DYL 34		67	9.8	89
Show		19016-1912	DYL 48		119	11.9	91
Show		19016-1913	DYL 30		8	5.8	92
Show		19094-1653	OCC9066		70	0.0	92
Show		19015-1913	DYL 28		321	14.7	92
Show		18593-1658	RST3209		126	0.4	93
Show		19090-1901	ARA 767		87	13.4	94
Show		19062-1621	J 2254		141	7.9	95
Show		19061-1619	J 2253		103	6.0	96

WDS 19045-1752 : COMPONENTS

	A
B	pa=248.7° sep=12.35"

19045-1752 A

Componente originario normalizzato	AB		Coord arcsec 2000	190430.75-175209.7		Mag	13.9		PmRA	1.00
PmDE	4.0

19045-1752 B

Componente originario normalizzato	AB		Coord arcsec 2000	190429.94-175214.2		Mag	14.2		PmRA	2.00
PmDE	-1.0		Calc delta mag	0.3		Calc coord	yes