17278+4625 STF 2177 (HD 158570)

17^h 27^m 48.32^s +46° 25' 16.4" P.A. 133.00 sep 3.6 mag 9.20,10.70 Sp F0

Coord 2000	17278+4625	Discov num	STF2177	Comp		Coord arcsec 2000	17 27 48.32 +46 25 16.4
Date first	1831	Date last	2019	Obs	28
Pa first	134	Pa last	133.4	P.A. Now (θ)	133.4°
Sep first	3.2	Sep last	3.644	Sep. Now (ρ)	3.644"
Mag pri	9.20	Mag sec	10.70	delta mag (ΔM)	1.5	Spectral class	F0 (yellow-white)
Pri motion ra	+014	Sec motion ra	+026
Pri motion dec	-006	Sec motion dec	-021
Notes

rPM=0.575

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 158570		Constellation	Hercules		SAO	46736		Tycho2	3509-00759-1
Gaia DR2	1362101534503895040		HD	158570		ADS	10574

WDS 17278+4625 STF 2177 (HD 158570) : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
STFA		(F. Struve DD - Appendix list #1)	...................
STFB		(F. Struve DD - Appendix list #2)	...................
StF1833A	Ma -	Struve, F.G.W.	1833MmRAS...5...13H
StF1833A	+Mc	cited by Herschel (MemRAS 5, 13, 1833)
StF1833B	Ma -	Struve, F.G.W.	1833AN.....10..389B
StF1833B		cited by Bessel (AN 10, 389, 1833)
StF1837	Ma -	Struve, F.G.W.	1837AN.....14...249
StF1837		Stellarum duplicium et multiplicium mensurae micrometricae...
StF1837		(Dorpat, Academiae scientiarum caesareae petropolitaneifique), 1837
StF1844A	Ma -	Struve, F.G.W.	1844QB43.S66.......
StF1844A		cited by Smyth (Cycle of Celestial Objects 2, 1844)
StF1852A	Ma -	Struve, F.G.W.	.
StF1852A		cited by Bishop (Bishop Obs. Astron. Observations 1852)
StF1865A	Ma -	Struve, F.G.W.	1865AN.....64...81E
StF1865A		cited by Engelmann (AN 64, 81, #1518, 1865)
StF1875A	Ma -	Struve, F.G.W.	1875AN.....85..323D
StF1875A		cited by Doberck, 1875 (see Dob1875b,f,g,h)
StF1878	Ma -	Struve, F.G.W.	.
StF1878		Pulkova Observations 9, 1878
StF1878B	Ma -	Struve, F.G.W.	1878Obs.....2..239G
StF1878B		cited by Gledhill (Obs 2, 239, 1878)
StF1880A	Ma -	Struve, F.G.W.	1880Obs.....3..535G
StF1880A		cited by Gledhill (Obs 3, 535, 1880)
StF1906A	Ma -	Struve, F.G.W.	1906QB821.B972.....
StF1906A		cited in BDS (Burnham Double Star Cat.), 1906
StF1906B	Ma -	Struve, F.G.W.	1906MmRAS..56....1L
StF1906B		cited by Lewis (MemRAS 56, 1, 1906)
StF1922A	Ma -	Struve, F.G.W.	1922AN....216...49R
StF1922A		cited by Rabe (AN 216, 49, 1922)
StF1932A	Ma -	Struve, F.G.W.	1932QB821.A43......
StF1932A		cited in ADS (Aitken Double Star Cat.), 1932
StF2002	- -	Weis, J.
StF2002		F. G. W. Struve's double stars : the Dorpat catalogue; the Pulkovo catalogue
StF2002		USNO Library : QB 821 .S8 W49 2002
StF2022	- -	email note from Jan Weis: 6 July 2022
StF9999	Ma -	Struve, F.G.W.	...................
StF9999		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
17278+4625	STF2177		2000	19	132	3.6	9.20	10.70	F0		172748.32+462516.4
17278+4625	STF2177		2009	20	134	3.7	9.20	10.70	F0		172748.32+462516.4
17278+4625	STF2177		2011	21	135	3.5	9.20	10.70	F0		172748.32+462516.4
17278+4625	STF2177		2015	23	134	3.7	9.20	10.70	F0		172748.32+462516.4
17278+4625	STF2177		2019	27	133	3.6	9.20	10.70	F0		172748.32+462516.4

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

WDS 17278+4625 STF 2177 (HD 158570) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 17278+4625 STF 2177 (HD 158570) : MEASURES

No records found.

WDS 17278+4625 (HD 158570) : VIRTUAL EYEPIECE

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

WDS 17278+4625 (HD 158570) : ALADIN DSS IMAGE @ 17^h 27^m 48.32^s +46° 25' 16.4"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 17278+4625 STF 2177 (HD 158570) : 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		17278+4625	STF2177		133	3.6
Show		17281+4616	STN 35		183	7.6	9
Show		17295+4621	HJL1094		225	199.1	19
Show		17249+4701	A 2089		329	0.7	47
Show		17230+4625	UC 3334		28	14.9	50
Show		17275+4716	ES 1256		327	4.3	51
Show		17333+4634	ALP 23	AB	125	24.3	58
Show		17333+4634	ALP 23	AC	228	43.3	58
Show		17267+4727	BEM9011	AB	209	10.4	63
Show		17267+4727	DAM 259	AC	17	10.5	63
Show		17323+4543	TDT 403		207	0.5	64
Show		17303+4724	HLA 1		299	2.7	65
Show		17237+4717	STF2164	AB	13	9.3	66
Show		17237+4717	WAL 80	AC	159	112.5	66
Show		17231+4713	TDT 330		52	0.9	68
Show		17326+4538	BVD 254		329	12.8	70
Show		17212+4609	KPP4035		324	5.6	71
Show		17343+4657	A 2090		113	0.9	75
Show		17214+4552	BRT 343		213	4.5	75
Show		17229+4723	COU1777		44	0.4	77
Show		17361+4602	ALD 13		31	2.8	82
Show		17259+4505	BVD 251		216	17.2	83
Show		17365+4608	DAM 93		130	4.8	93
Show		17313+4751	COU1779		221	1.6	94
Show		17223+4741	UC 3331		347	76.3	95
Show		17365+4543	COU1595		267	0.5	100
Show		17297+4446	POP 132		335	15.2	102
Show		17328+4753	STF2189	AB	99	20.9	102
Show		17328+4753	STF2189	AC	359	67.1	102
Show		17205+4739	A 2088		8	0.3	105
Show		17382+4638	BVD 255		354	7.4	108
Show		17188+4734	UC 3321		216	30.6	115
Show		17178+4535	STF2152		237	2.0	117
Show		17284+4822	ES 1091		309	6.5	117
Show		17229+4440	CVR1699		79	4.8	117
Show		17165+4642	KPP3314		272	2.9	118
Show		17341+4447	CRC 74		144	0.6	119
Show		17164+4643	HDS2442		52	0.6	119
Show		17171+4540	DVG 2		256	22.6	121
Show		17349+4803	HDS2482			0.2	122
Show		17395+4600	BLA 5	Aa,Ab	6	0.2	124
Show		17395+4600	BU 1459	AB	49	116.7	124
Show		17398+4619	COU1780		349	0.2	125
Show		17199+4802	UC 3326		285	32.4	126
Show		17393+4715	HDS2495		65	0.1	128
Show		17389+4522	ES 1258		317	12.2	132
Show		17340+4429	COU1594		330	0.5	134
Show		17370+4450	NSN 694		320	1.6	136
Show		17389+4745	SHN 221		-1	0.1	138
Show		17408+4700	TDT 463		205	0.4	139
Show		17383+4500	ES 1257	AB	296	2.7	139

WDS 17278+4625 : COMPONENTS

	A
B	pa=143.9° sep=3.10"

17278+4625 A

Componente originario normalizzato	AB	Name	HD 158570	Coord arcsec 2000	172748.32+462516.4	Mag	9.2
Spectral class	F0 (yellow-white)	PmRA	14.00	PmDE	-6.0	SAO	46736
Tycho2	3509-00759-1	HD	158570	ADS	10574	DM	BD+46 2314

Tycho2

Tycho2	3509-00759-1	Pflag		RAmdeg	261.95135653	DEmdeg	46.42124864
PmRA	8.6	PmDE	-3.1	E RAmdeg	12	E DEmdeg	13
E pmRA	1.6	E pmDE	1.6	EpRAm	1990.88	EpDEm	1990.59
Num	4	Q RAmdeg	1.7	Q DEmdeg	0.6	Q pmRA	1.7
Q pmDE	0.6	BTmag	9.678	E BTmag	0.024	VTmag	9.304
E VTmag	0.022	Prox	999	TYC	T	HIP
CCDM		RAdeg	261.95132722	DEdeg	46.42125611	EpRA 1990	1.64
EpDE 1990	1.50	E RAdeg	12.0	E DEdeg	13.3	Posflg
Corr	-0.2

SAO

SAO	46736	DelFlag		RA1950		PmRA1950	0.002
DE1950		PmDE1950	-0.007	Vmag	8.7	SpType	F0
Double code		Source	3	CatNum	1272	DM	BD+46 2314
DMcomp		BDsup		HD	158570	M HD	0
GC		RA1950rad	4.56578514	DE1950rad	0.81089967	PmRA2000	0.0026
PmDE2000	-0.006

CCDM

Ccdm	17278+4625	RComp		Comp	A	Note1
Note2		Discov num		DRAs	0.44	DDEs	15.6
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	9.2	Sp	F0	PmNote	*
PmRA	24	PmDE	-20	Dm number	+46 2314	Cat1	BD
Name2	+46 1272	Cat2	AGK2/3	HD	158570	M HD
ADS BDS	A10574	M ADS BDS		N IDS		IDS	17250N4630A
HIC

17278+4625 B

Componente originario normalizzato	AB		Coord arcsec 2000	172748.50+462513.9		Mag	10.7		PmRA	26.00
PmDE	-21.0		Calc delta mag	1.5		Calc coord	yes

CCDM

Ccdm	17278+4625	RComp		Comp	B	Note1
Note2		Discov num	STF2177	DRAs		DDEs
R dRAs		Year	1831	Theta	134	Rho	3.5
Obs	12	Vmag	10.7	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	A10574	M ADS BDS		N IDS		IDS	17250N4630B
HIC