04417+2244 STF 579 (HD 284578)

04^h 41^m 43.35^s +22° 43' 53.7" P.A. 40.00 sep 16.4 mag 8.86,10.45 Sp K7 dist. 157.23 pc (512.88 l.y.)

Coord 2000	04417+2244	Discov num	STF 579	Comp		Coord arcsec 2000	04 41 43.35 +22 43 53.7
Date first	1831	Date last	2019	Obs	29
Pa first	30	Pa last	40.1	P.A. Now (θ)	40.1°
Sep first	16.5	Sep last	16.42	Sep. Now (ρ)	16.42"
Mag pri	8.86	Mag sec	10.45	delta mag (ΔM)	1.59	Spectral class	K7 (yellow-orange)
Pri motion ra	+002	Sec motion ra	+012
Pri motion dec	-005	Sec motion dec	-014
Notes

rPM=0.73

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 284578	Constellation	Taurus	HIP	21840	Tycho2	1830-01366-1
Gaia DR2	146427534044987904	HD	284578	BD	BD+22 735	Distance	157.23
Distance ly	512.88

WDS 04417+2244 STF 579 (HD 284578) : 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
04417+2244	STF 579		2006	22	39	16.4	8.86	10.45	K7	D	044143.35+224353.7
04417+2244	STF 579		2017	24	41	16.4	8.86	10.45	K7		044143.35+224353.7
04417+2244	STF 579		2019	29	41	16.4	8.86	10.45	K7		044143.35+224353.7

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

WDS 04417+2244 STF 579 (HD 284578) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 04417+2244 STF 579 (HD 284578) : MEASURES

No records found.

WDS 04417+2244 (HD 284578) : 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 04417+2244 (HD 284578) : ALADIN DSS IMAGE @ 04^h 41^m 43.35^s +22° 43' 53.7"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 04417+2244 STF 579 (HD 284578) : 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		04417+2244	STF 579		40	16.4
Show		04426+2241	CVR 453		307	10.6	13
Show		04422+2257	MCA 16	Aa,Ab	36	0.3	16
Show		04422+2257	S 455	AB	214	62.5	16
Show		04417+2302	KSA 29	AB	58	12.3	18
Show		04417+2302	TOD 1	Aa,Ab	121	0.1	18
Show		04417+2302	TOD 1	Ba,Bb	87	0.2	19
Show		04419+2308	POU 473		278	18.8	24
Show		04431+2227	KPP 23		28	16.1	27
Show		04400+2301	HU 442		110	0.2	30
Show		04439+2257	OCC 313	Ca,Cb	-1	0.1	33
Show		04427+2314	OCC 319		-1	0.1	34
Show		04393+2248	LEI 22		324	0.7	34
Show		04427+2317	POU 475		332	16.3	37
Show		04393+2221	KSA 25	AB	184	28.1	41
Show		04393+2221	LKCA 15	Aa,Ab	274	0.1	41
Show		04393+2221	LKCA 15	Aa,Ac	312	0.1	41
Show		04393+2221	LKCA 15	Aa,Ad	14	0.1	41
Show		04395+2316	POU 471		228	3.1	44
Show		04384+2241	LDS6137		305	85.0	47
Show		04451+2249	LDS5592		151	96.4	48
Show		04382+2302	KOH 17		92	9.3	52
Show		04450+2311	POU 476		130	7.4	53
Show		04400+2155	J 2727		257	5.2	54
Show		04416+2341	LDS6139		6	191.0	58
Show		04458+2255	COU 368		93	4.9	58
Show		04456+2308	POU 480		112	17.7	60
Show		04401+2339	POU 472		309	13.2	60
Show		04387+2327	POU 469		281	16.0	61
Show		04423+2345	POU 474		195	11.8	62
Show		04368+2246	LDS6136		102	249.1	68
Show		04390+2149	LDS1183	AB	116	15.0	69
Show		04390+2149	JNN 262	AC	125	1.2	69
Show		04368+2237	LDS6135		56	3.2	69
Show		04381+2334	POU 468		140	16.1	72
Show		04462+2319	POU 483		115	19.8	72
Show		04394+2349	POU 470		310	14.6	73
Show		04468+2221	SCA 31		282	46.7	74
Show		04469+2226	OCC1055		-1	0.1	74
Show		04444+2139	OCC 364		-1	0.1	75
Show		04359+2255	LEI 20		246	0.7	81
Show		04359+2254	LEI 21	AB	243	10.1	82
Show		04359+2254	HAT 12	AC	297	21.4	82
Show		04359+2254	ITO 33	AD	174	8.3	82
Show		04359+2254	KSA 109	Ba,Bb	294	0.1	82
Show		04359+2254	HAT 12	BC	325	17.4	82
Show		04359+2254	OCC9096	Ca,Cb	-1	0.0	82
Show		04358+2250	OCC9095	Aa,Ab	-1	0.0	83
Show		04409+2123	LDS5584		98	26.9	83
Show		04470+2327	POU 486		25	16.5	86
Show		04456+2354	POU 479		215	16.0	88

WDS 04417+2244 : COMPONENTS

	A
B	pa=37.8° sep=15.90"

04417+2244 A

Componente originario normalizzato	AB	Name	HD 284578	Coord arcsec 2000	044143.35+224353.7	Mag	8.86
Spectral class	K7 (yellow-orange)	PmRA	2.00	PmDE	-5.0	HIP	21840
Tycho2	1830-01366-1	BD	BD+22 735

Tycho2

Tycho2	1830-01366-1	Pflag		RAmdeg	70.43064440	DEmdeg	22.73158322
PmRA	1.2	PmDE	-5.5	E RAmdeg	11	E DEmdeg	13
E pmRA	0.8	E pmDE	0.9	EpRAm	1988.27	EpDEm	1987.31
Num	15	Q RAmdeg	1.4	Q DEmdeg	0.6	Q pmRA	1.4
Q pmDE	0.7	BTmag	11.061	E BTmag	0.059	VTmag	8.858
E VTmag	0.017	Prox	168	TYC	T	HIP	21840
CCDM	A	RAdeg	70.43063778	DEdeg	22.73159722	EpRA 1990	1.68
EpDE 1990	1.48	E RAdeg	12.4	E DEdeg	14.1	Posflg
Corr	-0.2

Hipparcos

Catalog	H	HIP	21840	Proxy		RAhms	04 41 43.36
DEdms	+22 43 53.8	Vmag	8.73	VarFlag	1	R Vmag	G
RAdeg	70.4306	DEdeg	22.7316	AstroRef	A	Plx	3.24
CCDM	04417+2244	N CCDM	I	Nsys	1	Ncomp	2
MultFlag	C	Source		Qual	A	M HIP	AB
Theta	39	Rho	16.447	HD		BD	BD+22 735
CD		CP		Dm number	+22 735	VIred	1.72
SpType	K7	R SpType		Coord arcsec 2000	044143.36+224353.8

Hipparcos 2

HIP	21840	Sn	15	So	3	Nc	2
RArad	1.2292466825	DErad	0.396741276	Plx	6.36	PmRA	-3.93
PmDE	-8.71	E RArad	3.44	E DErad	2.36	E Plx	3.65
E pmRA	4.33	E pmDE	3.28	Hpmag	8.7023	E Hpmag	0.0186
SHp	0.029	VA	0	BV	1.655	E BV	0.243
VI	1.72

CCDM

Ccdm	04417+2244	RComp		Comp	A	Note1
Note2		Discov num		DRAs	1.34	DDEs	-6.6
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	8.9	Sp	K7	PmNote	*
PmRA	-2	PmDE	-10	Dm number	+22 735	Cat1	BD
Name2	+22 453	Cat2	AGK2/3	HD		M HD
ADS BDS	A 3388	M ADS BDS		N IDS		IDS	04357N2232A
HIC	21840

04417+2244 B

Componente originario normalizzato	AB	Coord arcsec 2000	044144.06+224406.3	Mag	10.45	PmRA	12.00
PmDE	-14.0	Tycho2	1830-01133-1	HD	284578	Calc delta mag	1.59
Calc coord	yes

Tycho2

Tycho2	1830-01133-1	Pflag		RAmdeg	70.43393158	DEmdeg	22.73512247
PmRA	16.3	PmDE	-13.9	E RAmdeg	48	E DEmdeg	57
E pmRA	1.4	E pmDE	1.4	EpRAm	1975.44	EpDEm	1968.69
Num	4	Q RAmdeg	0.2	Q DEmdeg	0.3	Q pmRA	0.2
Q pmDE	0.3	BTmag	11.817	E BTmag	0.112	VTmag	10.448
E VTmag	0.060	Prox	168	TYC	T	HIP	21840
CCDM	B	RAdeg	70.43389000	DEdeg	22.73515583	EpRA 1990	1.61
EpDE 1990	1.38	E RAdeg	53.3	E DEdeg	65.1	Posflg
Corr	0.1

CCDM

Ccdm	04417+2244	RComp		Comp	B	Note1
Note2		Discov num	STF 579	DRAs		DDEs
R dRAs		Year	1831	Theta	034	Rho	16.4
Obs	5	Vmag	11.1	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	A 3388	M ADS BDS		N IDS		IDS	04357N2232B
HIC