17240-3128 TDT 338 (HD 157337)

17^h 23^m 59.15^s -31° 27' 57.7" P.A. 53.00 sep 2.1 mag 9.69,11.37 Sp A8/9V

Coord 2000	17240-3128	Discov num	TDT 338	Comp		Coord arcsec 2000	17 23 59.15 -31 27 57.7
Date first	1991	Date last	1991	Obs	1
Pa first	53	Pa last	52.8	P.A. Now (θ)	52.8°
Sep first	2.1	Sep last	2.06	Sep. Now (ρ)	2.06"
Mag pri	9.69	Mag sec	11.37	delta mag (ΔM)	1.68	Spectral class	A8/9V (white)
Pri motion ra	+003	Sec motion ra	+003
Pri motion dec	-004	Sec motion dec	-004
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 157337		Constellation	Scorpius		SAO	208768		Tycho2	7362-00115-1
Gaia DR2	4058079027625121536		HD	157337		DM	CD-3113957

WDS 17240-3128 TDT 338 (HD 157337) : NOTES

No records found.

REFERENCES

No records found.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
17240-3128	TDT 338		1991	1	53	2.1	9.69	11.37			172359.15-312757.7

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WDS 17240-3128 TDT 338 (HD 157337) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 17240-3128 TDT 338 (HD 157337) : MEASURES

No records found.

WDS 17240-3128 (HD 157337) : VIRTUAL EYEPIECE

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WDS 17240-3128 (HD 157337) : ALADIN DSS IMAGE @ 17^h 23^m 59.15^s -31° 27' 57.7"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 17240-3128 TDT 338 (HD 157337) : 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		17240-3128	TDT 338		53	2.1
Show		17224-3124	TDT 323		335	0.8	21
Show		17246-3153	JNN 322	AB	357	0.1	27
Show		17246-3153	JNN 322	AC	199	0.9	27
Show		17261-3121	PRO 159		127	2.7	28
Show		17223-3108	HDO 145		136	6.0	30
Show		17271-3144	PRO 161		50	5.1	43
Show		17209-3149	HJ 4940		81	5.0	46
Show		17196-3127	TDT 307		270	1.1	56
Show		17282-3112	PRO 162		121	14.9	57
Show		17245-3032	HLD 28		232	3.6	57
Show		17258-3228	RST1959		195	0.3	65
Show		17287-3107	PRO 163		17	6.9	65
Show		17292-3132	FGS 30	AB	201	0.0	68
Show		17292-3132	SNA 72	AC	316	1.8	68
Show		17292-3132	SNA 72	AD	1	5.0	68
Show		17292-3132	SNA 72	AE	65	6.7	68
Show		17289-3152	PRO 164		53	2.3	68
Show		17186-3121	RST1948		126	0.5	70
Show		17296-3146	RST1962		181	1.6	74
Show		17297-3143	PRO 165		202	3.5	75
Show		17285-3216	RST3099		5	0.2	75
Show		17301-3128	PRO 168		19	5.7	78
Show		17300-3116	PRO 167		260	11.7	78
Show		17224-3012	HO 413		312	18.4	79
Show		17195-3221	BRT1713		61	3.3	79
Show		17200-3026	RSS 436		224	7.0	81
Show		17189-3221	I 590		22	0.8	84
Show		17281-3022	RST1960		18	1.3	85
Show		17224-3006	RST1954		240	3.6	86
Show		17186-3221	JSP 714		246	1.3	88
Show		17186-3224	PRO 155		20	4.8	88
Show		17186-3223	PRO 154		242	6.4	89
Show		17203-3012	SKF 360		153	7.6	90
Show		17184-3223	COO 211		9	11.5	91
Show		17184-3224	VOU 27		163	0.4	91
Show		17313-3123	RST1964		207	3.1	93
Show		17266-3258	TOK 416		27	1.1	97
Show		17314-3147	PRO 170		169	19.0	97
Show		17183-3233	HDO 268		172	19.3	97
Show		17298-3232	PRO 166		356	18.1	98
Show		17298-3233	TDT 380		72	0.5	98
Show		17289-3244	VSP 50	AC	104	2.0	99
Show		17289-3244	TOK 914	BC	312	0.3	99
Show		17272-2957	B 340		304	0.6	101
Show		17265-3305	PRO 160		325	11.3	101
Show		17173-3229	LDS 590		237	33.8	104
Show		17205-3305	COO 212		320	13.5	108
Show		17316-3041	LDS 602		315	8.5	110
Show		17158-3203	B 1332		49	4.0	111
Show		17201-3308	PRO 156		137	4.7	111

WDS 17240-3128 : COMPONENTS

	A
B	pa=48.3° sep=1.87"

17240-3128 A

Componente originario normalizzato	AB	Name	HD 157337	Coord arcsec 2000	172359.15-312757.7	Mag	9.69
Spectral class	A8/9V (white)	PmRA	3.00	PmDE	-4.0	SAO	208768
Tycho2	7362-00115-1	HD	157337	DM	CD-3113957

Tycho2

Tycho2	7362-00115-1	Pflag		RAmdeg	260.99646409	DEmdeg	-31.46601709
PmRA	3.1	PmDE	-3.8	E RAmdeg	17	E DEmdeg	19
E pmRA	1.5	E pmDE	1.5	EpRAm	1987.16	EpDEm	1985.83
Num	7	Q RAmdeg	1.1	Q DEmdeg	0.6	Q pmRA	1.1
Q pmDE	0.7	BTmag	10.159	E BTmag	0.033	VTmag	9.675
E VTmag	0.031	Prox	867	TYC	T	HIP
CCDM		RAdeg	260.99645611	DEdeg	-31.46600722	EpRA 1990	1.77
EpDE 1990	1.69	E RAdeg	18.6	E DEdeg	21.6	Posflg
Corr	0.1

SAO

SAO	208768	DelFlag		RA1950		PmRA1950	-0.0019
DE1950		PmDE1950	-0.004	Vmag	9.6	SpType	A5
Double code		Source	40	CatNum	9187	DM	CD-3113957
DMcomp		BDsup		HD	157337	M HD	0
GC		RA1950rad	4.54112777	DE1950rad	-0.54838915	PmRA2000	-0.002
PmDE2000	-0.003

17240-3128 B

Componente originario normalizzato	AB		Coord arcsec 2000	172359.26-312756.5		Mag	11.37		PmRA	3.00
PmDE	-4.0		Calc delta mag	1.68		Calc coord	yes