18065-4141 DAW 220

18^h 06^m 29.87^s -41° 41' 07.8" P.A. 243.00 sep 8.1 mag 9.33,10.60 Sp F2

Coord 2000	18065-4141	Discov num	DAW 220	Comp		Coord arcsec 2000	18 06 29.87 -41 41 07.8
Date first	1901	Date last	2016	Obs	10
Pa first	244	Pa last	242.5	P.A. Now (θ)	242.5°
Sep first	8.3	Sep last	8.105	Sep. Now (ρ)	8.105"
Mag pri	9.33	Mag sec	10.60	delta mag (ΔM)	1.27	Spectral class	F2 (yellow-white)
Pri motion ra	+004	Sec motion ra	-008
Pri motion dec	-020	Sec motion dec	-025
Notes

rPM=0.495

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Corona Austrina

Tycho2

7907-04892-1

Gaia DR2

6725236474183265280

WDS 18065-4141 DAW 220 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Daw1918a	Ma -	Dawson, B.H.	.
Daw1918a		Pub. La Plata Obs. 4, Pt.1, 1918
Daw1918b	Ma -	Dawson, B.H. (measure by Chaves, A.J.)	.
Daw1918b		Pub. La Plata Obs. 4, Pt.1, 1918
Daw1919	orb -	Dawson, B.H.	1919AJ.....32..109D
Daw1919		AJ 32, 109, 1919
Daw1920	orb -	Dawson, B.H.	1920AJ.....32..141D
Daw1920		AJ 32, 141, 1920
Daw1920b	orb -	Dawson, B.H.	1920AJ.....32..161D
Daw1920b		AJ 32, 161, 1920
Daw1922	Ma -	Dawson, B.H.	.
Daw1922		Pub. La Plata Obs. 4, Pt.2, 1922
Daw1922b	orb -	Dawson, B.H.	1922AJ.....34...17D
Daw1922b		AJ 34, 17, 1922
Daw1924a	Ma -	Dawson, B.H.	1924AJ.....35..147D
Daw1924a		AJ 35, 147, 1924 (DAW 112 - 158; data also in Daw1937)
Daw1924b	orb -	Dawson, B.H.	1924AJ.....36...23D
Daw1924b		AJ 36, 23, 1924
Daw1926	orb -	Dawson, B.H.	1926AJ.....36..181D
Daw1926		AJ 36, 181, 1926
Daw1927A	Ma -	Dawson, B.H.	1927sdsc.book......
Daw1927A		cited in SDS (Southern Double Star Cat.), 1927
Daw1933	orb -	Dawson, B.H.	1933AJ.....43...15D
Daw1933		AJ 43, 15, 1933
Daw1937	Ma -	Dawson, B.H.	.
Daw1937		Pub. La Plata Obs. 6, 85, 1937
Daw9999	Ma -	Dawson, B.H.	...................
Daw9999		Unpublished, manuscript or reference not found.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
18065-4141	DAW 220		1998	6	242	8.1	9.33	10.60	F2	D	180629.87-414107.8
18065-4141	DAW 220		2015	8	243	8.1	9.33	10.60	F2		180629.87-414107.8
18065-4141	DAW 220		2016	10	243	8.1	9.33	10.60	F2		180629.87-414107.8

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

WDS 18065-4141 DAW 220 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18065-4141 DAW 220 : MEASURES

No records found.

WDS 18065-4141 : VIRTUAL EYEPIECE

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

WDS 18065-4141 : ALADIN DSS IMAGE @ 18^h 06^m 29.87^s -41° 41' 07.8"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18065-4141 DAW 220 : 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		18065-4141	DAW 220		243	8.1
Show		18064-4145	HJ 5011		344	28.1	5
Show		18050-4147	CPO 78		27	87.3	19
Show		18032-4132	BRT1014		272	5.7	38
Show		18065-4100	RST2028		23	6.1	42
Show		18060-4223	CPO9256		65	4.5	43
Show		18025-4152	BRT1013		348	6.1	45
Show		18105-4150	BRT1028		299	4.0	46
Show		18084-4225	CPO 573		25	4.9	49
Show		18026-4204	HJ 5004		289	12.7	50
Show		18096-4227	BRT1026		4	5.7	58
Show		18055-4238	CPO 572	AB	289	5.1	59
Show		18116-4125	I 1352		72	2.1	59
Show		18044-4044	RST2023		65	2.4	62
Show		18051-4040	CPO 571		212	4.1	64
Show		18093-4041	BRT1025		56	4.7	69
Show		18003-4137	BRT1010		125	6.1	71
Show		18036-4253	DON 879		278	2.0	79
Show		18135-4147	BRT1034		171	3.0	79
Show		18118-4238	I 1353		73	1.2	82
Show		18139-4140	BRT1035		89	5.2	83
Show		18107-4032	HJ 5025		99	45.3	84
Show		17597-4105	RST2013		206	0.7	85
Show		18139-4126	BRT1036		194	6.1	85
Show		18133-4220	BRT1032		93	5.6	85
Show		17597-4106	RST2012		140	0.7	86
Show		18043-4019	WG 222		33	8.4	86
Show		18128-4233	BRT1030		7	4.6	87
Show		17589-4128	CPO 568		100	4.5	87
Show		18137-4108	ARY 125	AB	354	25.9	88
Show		18137-4108	ARY 125	AC	76	27.9	88
Show		18044-4306	DON 880		178	3.3	88
Show		18116-4035	WG 227		187	6.2	89
Show		18108-4026	HJ 5023		276	8.7	90
Show		18135-4230	BRT1033		91	2.8	92
Show		18089-4012	TDT 709		311	2.0	94
Show		18090-4009	WG 224		352	6.1	96
Show		17596-4044	I 1348		59	3.4	98
Show		17586-4059	SKF1926		242	2.4	99
Show		18037-4008	TDS 901		262	0.9	99
Show		17583-4222	TDT 604		257	0.4	100
Show		18093-4006	I 1351		215	0.7	101
Show		18155-4120	KPP2266		341	19.0	104
Show		18002-4258	WFC 204		291	7.8	104
Show		18068-4325	HJ 5014			1.8	105
Show		17584-4236	CPO 565		329	1.7	106
Show		17580-4233	TDT 599		265	0.6	108
Show		18010-4007	WG 220		69	6.3	114
Show		18030-4328	SEE 345		139	15.3	114
Show		17599-4010	WFC 283		263	10.4	119
Show		17594-4014	TDT 615		247	0.4	119

WDS 18065-4141 : COMPONENTS

	A
B	pa=235.1° sep=6.54"

18065-4141 A

Componente originario normalizzato	AB		Coord arcsec 2000	180629.87-414107.8		Mag	9.33		Spectral class	F2 (yellow-white)
PmRA	4.00		PmDE	-20.0		Tycho2	7907-04892-1		DM	CD-4112404

Tycho2

Tycho2	7907-04892-1	Pflag		RAmdeg	271.62446821	DEmdeg	-41.68550514
PmRA	6.7	PmDE	-18.6	E RAmdeg	11	E DEmdeg	14
E pmRA	1.4	E pmDE	1.2	EpRAm	1990.22	EpDEm	1988.06
Num	5	Q RAmdeg	1.1	Q DEmdeg	1.5	Q pmRA	1.1
Q pmDE	1.5	BTmag	9.847	E BTmag	0.025	VTmag	9.330
E VTmag	0.020	Prox	999	TYC	T	HIP
CCDM		RAdeg	271.62444806	DEdeg	-41.68546083	EpRA 1990	1.66
EpDE 1990	1.71	E RAdeg	11.4	E DEdeg	15.2	Posflg
Corr	-0.1

CCDM

Ccdm	18065-4141	RComp		Comp	A	Note1
Note2		Discov num		DRAs	-0.03	DDEs	-7.3
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	9.0	Sp	F2	PmNote	*
PmRA	26	PmDE	-19	Dm number	-4112404	Cat1	CD
Name2	228700	Cat2	SAO	HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS	17594S4142A
HIC

18065-4141 B

Componente originario normalizzato	AB		Coord arcsec 2000	180629.39-414111.5		Mag	10.6		PmRA	-8.00
PmDE	-25.0		Calc delta mag	1.27		Calc coord	yes

CCDM

Ccdm	18065-4141	RComp		Comp	B	Note1
Note2		Discov num	DAW	DRAs	-0.64	DDEs	-11.4
R dRAs	10	Year	1919	Theta	243	Rho	8.2
Obs	3	Vmag	10.3	Sp		PmNote	*
PmRA	32	PmDE	-22	Dm number		Cat1
Name2	228699	Cat2	SAO	HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS	17594S4142B
HIC