17395-4214 HDS 2496 (HD 159957)

17^h 39^m 28.43^s -42° 14' 12.6" P.A. 300.00 sep 2.9 mag 9.28,12.29 Sp G6/G8III: dist. 467.29 pc (1524.3 l.y.)

Coord 2000	17395-4214	Discov num	HDS2496	Comp		Coord arcsec 2000	17 39 28.43 -42 14 12.6
Date first	1991	Date last	1991	Obs	2
Pa first	299	Pa last	300	P.A. Now (θ)	300°
Sep first	2.9	Sep last	2.85	Sep. Now (ρ)	2.85"
Mag pri	9.28	Mag sec	12.29	delta mag (ΔM)	3.01	Spectral class	G6/G8III: (yellow)
Pri motion ra	+015	Sec motion ra	+011
Pri motion dec	-013	Sec motion dec	-017
Notes

rPM=0.279 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 159957	Constellation	Scorpius	HIP	86417	Tycho2	7892-01355-1
Gaia DR2	5955986253574036608	HD	159957	CD	CD-4212348	CP	CP-42 7877
Distance	467.29	Distance ly	1524.3

WDS 17395-4214 HDS 2496 (HD 159957) : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
HDS		Hipparcos Double Star (from additional DD list)	...................

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
17395-4214	HDS2496		1991	2	300	2.9	9.28	12.29	G6/G8III:		173928.43-421412.6

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WDS 17395-4214 HDS 2496 (HD 159957) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 17395-4214 HDS 2496 (HD 159957) : MEASURES

No records found.

WDS 17395-4214 (HD 159957) : VIRTUAL EYEPIECE

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WDS 17395-4214 (HD 159957) : ALADIN DSS IMAGE @ 17^h 39^m 28.43^s -42° 14' 12.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 17395-4214 HDS 2496 (HD 159957) : 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		17395-4214	HDS2496		300	2.9
Show		17396-4246	CPO 544		327	5.4	33
Show		17367-4156	HJ 4963		303	7.0	37
Show		17411-4143	RSS 456	AB	297	9.1	37
Show		17411-4143	TOK 315	AC	140	388.8	37
Show		17427-4208	DON 860		3	0.5	37
Show		17390-4251	SKF1417		328	2.2	38
Show		17411-4141	TDT 464		230	0.9	38
Show		17412-4142	COO 218	AB	55	15.2	38
Show		17412-4142	FIN 428	BC	356	8.5	39
Show		17379-4140	CPO 541	AB	267	7.7	39
Show		17379-4140	CPO 541	AC	35	64.3	39
Show		17379-4140	CPO 541	CD	352	5.8	40
Show		17429-4220	CPO 548		240	6.0	40
Show		17366-4147	I 605		348	0.8	42
Show		17375-4255	CPO 537		72	6.7	46
Show		17364-4245	I 1006		175	0.7	46
Show		17383-4259	DON 849		178	1.6	47
Show	Sargas	17373-4300	SEE 510	AB	315	6.5	52
Show		17373-4300	SEE 510	Aa,Ab	98	0.2	52
Show		17390-4309	MOC 13	AB	222	3.6	55
Show		17390-4309	MOC 13	AC	328	4.8	55
Show		17390-4309	MOC 13	AD	145	5.9	55
Show		17390-4309	MOC 13	AE	128	6.5	55
Show		17436-4135	CPO 549		265	4.0	61
Show		17425-4120	RST1979		258	0.6	64
Show		17337-4225	BRT 982		208	3.9	65
Show		17447-4244	FIN 341		226	0.0	65
Show		17335-4224	B 1862		329	0.2	68
Show		17426-4312	BRT 988		305	4.1	68
Show		17432-4119	RST5441		13	0.1	70
Show		17341-4139	RSS 449		254	11.0	70
Show		17434-4119	TDT 477		276	8.0	71
Show		17330-4203	CPO 532		73	6.2	73
Show		17339-4135	RST1970		314	2.2	74
Show		17458-4147	BRT 992		215	6.6	76
Show		17337-4256	GAT 23		28	0.8	77
Show		17466-4241	BRT 994		92	3.6	84
Show		17359-4100	WG 210		122	4.0	84
Show		17377-4052	RST5440		288	0.5	85
Show		17372-4050	WG 211		139	11.3	88
Show		17376-4049	EVS 31	AB	331	11.9	88
Show		17376-4049	EVS 31	AC	312	14.3	88
Show		17376-4049	EVS 31	AD	316	16.1	88
Show		17376-4049	EVS 31	AE	280	19.8	88
Show		17376-4049	EVS 31	AF	180	20.1	88
Show		17376-4049	EVS 31	AG	117	24.8	88
Show		17376-4049	KRV 19	AH	307	16.9	88
Show		17376-4049	KRV 19	AI	331	29.3	88
Show		17366-4338	DON 846		122	3.4	90
Show		17326-4127	RSS 447		347	7.0	91

WDS 17395-4214 : COMPONENTS

	A
B	pa=307.9° sep=2.32"

17395-4214 A

Componente originario normalizzato	AB	Name	HD 159957	Coord arcsec 2000	173928.43-421412.6	Mag	9.28
Spectral class	G6/G8III: (yellow)	PmRA	15.00	PmDE	-13.0	HIP	86417
Tycho2	7892-01355-1	HD	159957	CD	CD-4212348	CP	CP-42 7877

Tycho2

Tycho2	7892-01355-1	Pflag		RAmdeg	264.86847046	DEmdeg	-42.23683489
PmRA	15.2	PmDE	-12.9	E RAmdeg	17	E DEmdeg	20
E pmRA	1.3	E pmDE	1.4	EpRAm	1986.42	EpDEm	1986.27
Num	6	Q RAmdeg	0.8	Q DEmdeg	1.0	Q pmRA	0.8
Q pmDE	1.1	BTmag	10.484	E BTmag	0.046	VTmag	9.276
E VTmag	0.025	Prox	28	TYC	T	HIP	86417
CCDM	A	RAdeg	264.86842194	DEdeg	-42.23680583	EpRA 1990	1.71
EpDE 1990	1.57	E RAdeg	19.2	E DEdeg	21.5	Posflg
Corr	0.0

Hipparcos

Catalog	H	HIP	86417	Proxy	H	RAhms	17 39 28.42
DEdms	-42 14 12.5	Vmag	9.1	VarFlag		R Vmag	H
RAdeg	264.868	DEdeg	-42.2368	AstroRef	A	Plx	4.84
CCDM	17395-4214	N CCDM	H	Nsys	1	Ncomp	2
MultFlag	C	Source		Qual	A	M HIP	AB
Theta	299	Rho	2.85	HD	159957	BD
CD	CD-4212348	CP	CP-42 7877	Dm number	-4212348	VIred	0.98
SpType	G6/G8III:	R SpType		Coord arcsec 2000	173928.42-421412.5

Hipparcos 2

HIP	86417	Sn	15	So	3	Nc	2
RArad	4.6228261086	DErad	-0.7371711863	Plx	2.14	PmRA	10.86
PmDE	-18.35	E RArad	1.45	E DErad	1.15	E Plx	1.76
E pmRA	2.12	E pmDE	1.69	Hpmag	9.2643	E Hpmag	0.0023
SHp	0.021	VA	0	BV	0.998	E BV	0.142
VI	0.98

CCDM

Ccdm	17395-4214	RComp		Comp	A	Note1
Note2		Discov num		DRAs	-1.57	DDEs	-12.6
R dRAs	82	Year		Theta		Rho
Obs	2	Vmag	9.3	Sp	G6	PmNote	*
PmRA	11	PmDE	-17	Dm number	-4212348	Cat1	CD
Name2		Cat2		HD	159957	M HD
ADS BDS		M ADS BDS		N IDS		IDS
HIC	86417

17395-4214 B

Componente originario normalizzato	AB		Coord arcsec 2000	173928.27-421411.2		Mag	12.29		PmRA	11.00
PmDE	-17.0		Calc delta mag	3.01		Calc coord	yes

CCDM

Ccdm	17395-4214	RComp		Comp	B	Note1
Note2		Discov num	HDS	DRAs	-1.79	DDEs	-11.2
R dRAs	82	Year	1991	Theta	299	Rho	2.9
Obs	1	Vmag	12.3	Sp		PmNote	*
PmRA	11	PmDE	-17	Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS
HIC	86417