18412-1731 FEN 34

18^h 41^m 09.91^s -17° 31' 19.7" P.A. 325.00 sep 3.8 mag 12.95,13.46

Coord 2000	18412-1731	Discov num	FEN 34	Comp		Coord arcsec 2000	18 41 09.91 -17 31 19.7
Date first	1916	Date last	2015	Obs	4
Pa first	342	Pa last	324.5	P.A. Now (θ)	324.5°
Sep first	2.9	Sep last	3.828	Sep. Now (ρ)	3.828"
Mag pri	12.95	Mag sec	13.46	delta mag (ΔM)	0.51	Spectral class
Pri motion ra	+030	Sec motion ra	-013
Pri motion dec	-028	Sec motion dec	+003
Notes	B (Blue magnitudes)

rPM=1.292

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Sagittarius

Gaia DR2

4099452039646499968

WDS 18412-1731 FEN 34 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Fen1929	Pa -	Fender, F.G.	1929AN....235..421F
Fen1929		AN 235, 421, 1929
Fen1932	Ma j	Fender, F.G.	1932PUPFA...5a...1O
Fen1932		Pub. Univ. Penn. 5, Pt.1, Sec.3, 1932

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
18412-1731	FEN 34		1916	1	342	2.9	12.95	13.46		B	184109.91-173119.7
18412-1731	FEN 34		1999	2	325	3.8	12.95	13.46		B	184109.91-173119.7
18412-1731	FEN 34		2015	4	325	3.8	12.95	13.46		B	184109.91-173119.7

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WDS 18412-1731 FEN 34 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18412-1731 FEN 34 : MEASURES

No records found.

WDS 18412-1731 : VIRTUAL EYEPIECE

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WDS 18412-1731 : ALADIN DSS IMAGE @ 18^h 41^m 09.91^s -17° 31' 19.7"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18412-1731 FEN 34 : 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		18412-1731	FEN 34		325	3.8
Show		18396-1713	GWP2792		136	22.6	30
Show		18435-1725	RST3194		87	4.0	34
Show		18442-1733	HLD 146		194	2.2	45
Show		18377-1742	FEN 32		119	4.2	51
Show		18386-1816	ARA 486		20	14.6	59
Show		18429-1829	ARA 488		167	20.8	63
Show		18363-1649	ARA 109		32	12.6	82
Show		18444-1623	HJ 2835		303	15.3	83
Show		18369-1833	LEO 19		251	3.2	88
Show		18408-1603	OL 8		71	3.4	88
Show		18388-1853	FEN 33		248	2.6	89
Show		18375-1619	ARA 111		197	9.2	90
Show		18393-1859	ARA 760		60	5.6	92
Show		18351-1659	MCA 52		145	0.2	93
Show		18457-1624	J 1656		287	7.6	96
Show		18369-1617	ARA 110		279	15.0	96
Show		18418-1909	J 2221	AB	254	7.5	99
Show		18418-1909	J 2221	AC	346	17.9	99
Show		18360-1625	TDT 954		204	2.0	100
Show		18342-1741	ARA 284		69	5.4	101
Show		18344-1707	J 2217		300	5.8	101
Show		18356-1833	RBR 10		320	4.9	101
Show		18365-1847	OCC 970		-1	0.1	101
Show		18480-1814	RST3198		154	0.4	107
Show		18427-1547	HU 250		298	2.2	107
Show		18482-1820	J 1636		78	7.1	108
Show		18480-1647	HJ 2838		335	33.4	108
Show		18338-1710	J 2216		19	3.6	109
Show		18480-1817	WSI 36		262	15.8	109
Show		18429-1917	OCC9184		-1	0.1	109
Show		18347-1632	ARA 108		17	16.2	110
Show		18477-1633	RST4020		26	3.5	111
Show		18487-1702	J 2235	BC	5	6.6	112
Show		18487-1702	J 2235	AB	203	90.0	113
Show		18412-1928	OCC9183		-1	0.2	117
Show		18371-1913	SEE 355		241	11.1	117
Show		18494-1740	TDT1072		310	0.7	119
Show		18374-1917	ARA 758		270	9.1	119
Show		18494-1750	HJ 2840		173	15.2	120
Show		18442-1539	BRT 633		42	4.8	121
Show		18388-1928	BRT1541		34	4.2	122
Show		18437-1534	J 2224		202	10.4	126
Show		18328-1656	ARA 106		160	10.1	126
Show		18488-1836	KUI 88		153	0.5	127
Show		18496-1654	HWE 44	AB	298	2.0	127
Show		18496-1654	HWE 44	AC	308	36.4	127
Show		18496-1654	KNP 3	AD	200	22.2	127
Show		18326-1657	ARA 283	AB	34	11.9	128
Show		18326-1657	ARA 283	AC	143	13.8	128
Show		18488-1838	RSS 491		334	10.8	128

WDS 18412-1731 : COMPONENTS

	A
B	pa=325.8° sep=3.77"

18412-1731 A

Componente originario normalizzato	AB		Coord arcsec 2000	184109.91-173119.7		Mag	12.95		PmRA	30.00
PmDE	-28.0

18412-1731 B

Componente originario normalizzato	AB		Coord arcsec 2000	184109.76-173116.6		Mag	13.46		PmRA	-13.00
PmDE	3.0		Calc delta mag	0.51		Calc coord	yes