17389-4546 DON 851 (HD 159809)

17^h 38^m 53.34^s -45° 45' 34.2" P.A. 243.00 sep 2.1 mag 7.50,12.20 Sp K1IV dist. 76.69 pc (250.16 l.y.)

Coord 2000	17389-4546	Discov num	DON 851	Comp		Coord arcsec 2000	17 38 53.34 -45 45 34.2
Date first	1932	Date last	2016	Obs	4
Pa first	251	Pa last	242.8	P.A. Now (θ)	242.8°
Sep first	1.7	Sep last	2.131	Sep. Now (ρ)	2.131"
Mag pri	7.50	Mag sec	12.20	delta mag (ΔM)	4.7	Spectral class	K1IV (yellow-orange)
Pri motion ra	-044	Sec motion ra
Pri motion dec	-161	Sec motion dec
Notes	S (Parallax indidates non-physical)

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 159809	Constellation	Ara	SAO	228233	HIP	86368
Tycho2	8343-01084-1	Gaia DR2	5949173267198310784	HD	159809	GC	23892
CD	CD-4511742	CP	CP-45 8744	Distance	76.69	Distance ly	250.16

WDS 17389-4546 DON 851 (HD 159809) : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Don1937	Ma j	Donner, H.F.	1937MmRAS..65...51R
Don1937		MemRAS 65, 51, 1937
Don1955	Ma -	Donner, H.F.	1955POMic..11....1R
Don1955		Pub. Univ. Michigan Obs. 11, 1, 1955
Don1964	Ma j	Donner, H.F.	1964POMic...9...73R
Don1964		Pub. Univ. Michigan Obs. 9, 73, 1964

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
17389-4546	DON 851		1948	2	246	1.8	7.50	12.20	K1IV		173853.34-454534.2
17389-4546	DON 851		2015	3	242	2.1	7.50	12.20	K1IV	S	173853.34-454534.2
17389-4546	DON 851		2016	4	243	2.1	7.50	12.20	K1IV	S	173853.34-454534.2

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

WDS 17389-4546 DON 851 (HD 159809) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 17389-4546 DON 851 (HD 159809) : MEASURES

No records found.

WDS 17389-4546 (HD 159809) : 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 17389-4546 (HD 159809) : ALADIN DSS IMAGE @ 17^h 38^m 53.34^s -45° 45' 34.2"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 17389-4546 DON 851 (HD 159809) : 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		17389-4546	DON 851		243	2.1
Show		17395-4553	SKF1418	AB	82	15.4	10
Show		17395-4553	KPP4390	AC	214	30.9	10
Show		17395-4553	KPP4390	BC	229	42.8	10
Show		17383-4555	CPO9246		36	4.4	12
Show		17388-4532	B 2841		44	5.5	14
Show		17397-4559	HDS2497		169	0.5	16
Show		17410-4530	DON 855		265	0.4	27
Show		17374-4519	BRT 985		96	4.0	32
Show		17416-4601	BRT 987		291	5.3	33
Show		17376-4516	CPO 539		216	5.5	34
Show		17383-4513	HDS2491		247	0.5	34
Show		17417-4604	SWR 228		100	23.6	35
Show		17359-4611	NSN 379		276	12.0	41
Show		17424-4618	HDS2505	AB	319	0.4	49
Show		17424-4618	ARY 128	AB,C	293	93.1	49
Show		17403-4633	CPO 545		33	6.2	51
Show		17423-4621	ARY 124		350	55.7	51
Show		17395-4454	DON 853		197	0.3	53
Show		17408-4457	TDS 877		313	1.3	53
Show		17340-4600	DON 843		222	4.3	54
Show		17347-4508	RSS 451		154	11.2	59
Show		17335-4606	RST 941		150	2.2	61
Show		17332-4531	I 603		78	1.3	62
Show		17422-4641	CPO 547	AB	267	5.1	66
Show		17427-4451	DON 859		218	0.9	68
Show		17418-4651	CPO9247		279	4.4	72
Show		17450-4511	HJ 4973		24	14.0	73
Show		17320-4559	ARY 93		206	56.4	74
Show		17431-4446	I 1335		57	3.0	75
Show		17318-4602	I 40		210	20.5	76
Show		17426-4653	I 1334		311	1.9	78
Show		17326-4631	RST 936		261	0.5	80
Show		17312-4552	BRT 975		134	5.1	81
Show		17365-4703	I 1330		21	3.4	82
Show		17327-4636	RST 937		307	5.3	82
Show		17452-4458	BRT 990	BC	20	4.2	82
Show		17437-4442	BRT 989		17	3.1	82
Show		17452-4458	BRT 990	AB	292	4.4	82
Show		17350-4700	I 1329		356	4.2	85
Show		17324-4638	HJ 4957		260	2.9	86
Show		17459-4500	DON 862		186	2.0	87
Show		17371-4419	WDK 3		190	0.2	89
Show		17313-4501	DON 841		29	2.2	92
Show		17481-4527	CPO9248		123	3.5	99
Show		17340-4421	RST5435		325	1.1	100
Show		17457-4655	I 248	AB	127	1.9	100
Show		17457-4655	I 248	AC	7	42.3	100
Show		17388-4406	I 1331		58	1.3	100
Show		17339-4712	BRT 981		110	5.3	101
Show		17294-4520	CPO 528		357	4.7	104

WDS 17389-4546 : COMPONENTS

	A
B	pa=233.6° sep=1.64"

17389-4546 A

Componente originario normalizzato	AB	Name	HD 159809	Coord arcsec 2000	173853.34-454534.2	Mag	7.5
Spectral class	K1IV (yellow-orange)	PmRA	-44.00	PmDE	-161.0	SAO	228233
HIP	86368	Tycho2	8343-01084-1	HD	159809	GC	23892
CD	CD-4511742	CP	CP-45 8744

Tycho2

Tycho2	8343-01084-1	Pflag		RAmdeg	264.72204120	DEmdeg	-45.75988467
PmRA	-55.0	PmDE	-154.3	E RAmdeg	7	E DEmdeg	8
E pmRA	1.1	E pmDE	1.0	EpRAm	1990.49	EpDEm	1990.08
Num	10	Q RAmdeg	1.3	Q DEmdeg	1.0	Q pmRA	1.3
Q pmDE	1.0	BTmag	8.721	E BTmag	0.020	VTmag	7.553
E VTmag	0.013	Prox	999	TYC	T	HIP	86368
CCDM		RAdeg	264.72222611	DEdeg	-45.75951833	EpRA 1990	1.56
EpDE 1990	1.45	E RAdeg	6.5	E DEdeg	7.6	Posflg
Corr	0.1

SAO

SAO	228233	DelFlag		RA1950		PmRA1950	-0.0083
DE1950		PmDE1950	-0.153	Vmag	7.5	SpType	G5
Double code		Source	70	CatNum	23892	DM	CD-4511742
DMcomp		BDsup		HD	159809	M HD	0
GC	23892	RA1950rad	4.6041322	DE1950rad	-0.79813549	PmRA2000	-0.0083
PmDE2000	-0.155

Hipparcos

Catalog	H	HIP	86368	Proxy		RAhms	17 38 53.34
DEdms	-45 45 34.2	Vmag	7.43	VarFlag		R Vmag	G
RAdeg	264.722	DEdeg	-45.7595	AstroRef		Plx	12.53
CCDM	17389-4546	N CCDM	I	Nsys	1	Ncomp	1
MultFlag		Source		Qual	S	M HIP
Theta		Rho		HD	159809	BD
CD	CD-4511742	CP	CP-45 8744	Dm number	-4511742	VIred	0.98
SpType	K1IV	R SpType		Coord arcsec 2000	173853.34-454534.2

Hipparcos 2

HIP	86368	Sn	5	So	0	Nc	1
RArad	4.6202745855	DErad	-0.7986540855	Plx	13.04	PmRA	-54.42
PmDE	-156.24	E RArad	0.86	E DErad	0.75	E Plx	1
E pmRA	1.13	E pmDE	0.88	Hpmag	7.5965	E Hpmag	0.0023
SHp	0.012	VA	0	BV	0.997	E BV	0.001
VI	0.98

CCDM

Ccdm	17389-4546	RComp		Comp	A	Note1
Note2		Discov num		DRAs	-0.66	DDEs	24.4
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	7.5	Sp	G5	PmNote	*
PmRA	-49	PmDE	-157	Dm number	-4511742	Cat1	CD
Name2	228233	Cat2	SAO	HD	159809	M HD
ADS BDS		M ADS BDS		N IDS		IDS	17315S4542A
HIC	86368

17389-4546 B

Componente originario normalizzato	AB		Coord arcsec 2000	173853.21-454535.2		Mag	12.2		Calc delta mag	4.7
Calc coord	yes

CCDM

Ccdm	17389-4546	RComp		Comp	B	Note1
Note2		Discov num	DON 851	DRAs		DDEs
R dRAs		Year	1932	Theta	249	Rho	1.8
Obs	2	Vmag	12.2	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS	17315S4542B
HIC	86368