05565+5256 STF 810 (HD 39568)

05^h 56^m 32.07^s +52° 56' 24.1" P.A. 245.00 sep 2.2 mag 10.01,10.40 Sp A3

Coord 2000	05565+5256	Discov num	STF 810	Comp		Coord arcsec 2000	05 56 32.07 +52 56 24.1
Date first	1830	Date last	2016	Obs	24
Pa first	243	Pa last	245.2	P.A. Now (θ)	245.2°
Sep first	2.6	Sep last	2.21	Sep. Now (ρ)	2.21"
Mag pri	10.01	Mag sec	10.40	delta mag (ΔM)	0.39	Spectral class	A3 (white)
Pri motion ra	+005	Sec motion ra	-013
Pri motion dec	-011	Sec motion dec	-017
Notes

rPM=0.887

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 39568		Constellation	Auriga		Tycho2	3750-00482-1		Gaia DR2	215860834345888640
HD	39568

WDS 05565+5256 STF 810 (HD 39568) : 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
05565+5256	STF 810		1993	14	265	2.7	10.01	10.40	A3		055632.07+525624.1
05565+5256	STF 810		2003	15	246	2.7	10.01	10.40	A3		055632.07+525624.1
05565+5256	STF 810		2011	16	246	2.6	10.01	10.40	A3		055632.07+525624.1
05565+5256	STF 810		2012	19	246	2.7	10.01	10.40	A3		055632.07+525624.1
05565+5256	STF 810		2015	21	246	2.5	10.01	10.40	A3		055632.07+525624.1
05565+5256	STF 810		2016	22	245	2.2	10.01	10.40	A3		055632.07+525624.1

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

WDS 05565+5256 STF 810 (HD 39568) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 05565+5256 STF 810 (HD 39568) : MEASURES

No records found.

WDS 05565+5256 (HD 39568) : VIRTUAL EYEPIECE

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WDS 05565+5256 (HD 39568) : ALADIN DSS IMAGE @ 05^h 56^m 32.07^s +52° 56' 24.1"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 05565+5256 STF 810 (HD 39568) : 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		05565+5256	STF 810		245	2.2
Show		05557+5259	DOO 35		178	6.3	8
Show		05594+5242	PRN 1		310	1.8	30
Show		05556+5328	STT 120		143	48.9	33
Show		06000+5310	ES 896	AB	72	28.6	34
Show		06000+5310	ES 896	AD	311	30.6	34
Show		06000+5310	ABH 34	AE	94	119.4	34
Show		06000+5310	ABH 34	AF	1	46.1	34
Show		06000+5310	ES 896	BC	352	1.0	35
Show		05524+5247	TDS3388		75	0.6	39
Show		06019+5249	HJ 2285		282	19.2	50
Show		06010+5219	ES 711		277	2.2	56
Show		05584+5350	ES 895		88	5.6	57
Show		06043+5228	HDS 827		97	1.5	77
Show	Prajapati	05595+5417	ENG 24	AB	276	124.4	85
Show	Prajapati	05595+5417	ENG 24	AC	61	195.5	85
Show		05595+5417	BUP 85	CD	113	94.4	88
Show		05481+5345	ES 710		185	2.8	90
Show		06064+5236	TDS3558		33	0.9	92
Show		05558+5124	RAO 555		272	1.9	93
Show		05552+5431	STI2115		276	11.5	96
Show		06001+5126	HDS 817		254	17.3	96
Show		05456+5317	LDS3671	BC	194	259.9	98
Show		05471+5348	TDS3339		48	0.5	100
Show		05584+5118	COU2593		97	0.5	100
Show		05456+5317	LDS3671	AB	159	408.5	101
Show		05455+5320	STF 769	AB	180	3.6	103
Show		05455+5320	STF 769	AC	97	138.9	103
Show		06045+5134	HU 559	BC	309	0.6	110
Show		06045+5134	STT 128	A,BC	14	39.5	110
Show		05554+5107	TDS 201		259	0.9	110
Show		05455+5210	WSI 98		156	0.1	111
Show		06054+5420	HJ 2287		311	15.4	116
Show		06091+5225	HDS 837		250	2.4	119
Show		06064+5417	HJ 2288		121	13.2	119
Show		05524+5450	STI2113		42	12.0	119
Show		05547+5058	TDS3419		215	0.4	120
Show		05458+5143	COU2591		258	0.5	124
Show		05574+5500	STI2116		76	7.2	124
Show		05429+5235	ES 894		194	2.3	126
Show		05502+5450	HJ 2279		22	16.1	128
Show		05515+5456	TDS3383		305	0.7	128
Show		06040+5106	COU2595		113	0.5	129
Show		05513+5052	CLZ 30		336	6.2	132
Show		06109+5330	A 1572		100	1.0	134
Show		05418+5225	LDS3668		28	25.2	138
Show		05413+5329	BUP 82	SV	150	88.6	139
Show		05413+5329	ENG 22	AS	72	97.9	141
Show		05413+5329	BUP 82	AT	323	117.0	141
Show		05413+5329	BUP 82	AU	283	699.8	141
Show		06078+5448	STI2130		86	10.9	150

WDS 05565+5256 : COMPONENTS

	A
B	pa=232.5° sep=1.52"

05565+5256 A

Componente originario normalizzato	AB		Name	HD 39568		Coord arcsec 2000	055632.07+525624.1		Mag	10.01
Spectral class	A3 (white)		PmRA	5.00		PmDE	-11.0		Tycho2	3750-00482-1

Tycho2

Tycho2	3750-00482-1	Pflag	P	RAmdeg	89.13360449	DEmdeg	52.94004087
PmRA	-5.0	PmDE	-15.5	E RAmdeg	16	E DEmdeg	23
E pmRA	1.5	E pmDE	1.5	EpRAm	1989.96	EpDEm	1987.73
Num	8	Q RAmdeg	1.2	Q DEmdeg	1.1	Q pmRA	1.2
Q pmDE	1.1	BTmag	10.453	E BTmag	0.035	VTmag	10.014
E VTmag	0.032	Prox	27	TYC	T	HIP
CCDM		RAdeg	89.13397917	DEdeg	52.94017167	EpRA 1990	1.84
EpDE 1990	1.77	E RAdeg	15.6	E DEdeg	23.9	Posflg	D
Corr	-0.2

CCDM

Ccdm	05565+5256	RComp		Comp	A	Note1
Note2		Discov num		DRAs	1.93	DDEs	23.3
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	9.7	Sp	A3	PmNote	*
PmRA	-21	PmDE	-32	Dm number	+52 1013	Cat1	BD
Name2	+52 542	Cat2	AGK2/3	HD	39568	M HD
ADS BDS	A 4507	M ADS BDS		N IDS		IDS	05486N5255A
HIC

05565+5256 B

Componente originario normalizzato	AB	Coord arcsec 2000	055631.94+525623.2	Mag	10.4	PmRA	-13.00
PmDE	-17.0	Tycho2	3750-00482-2	HD	39568	Calc delta mag	0.39
Calc coord	yes

Tycho2

Tycho2	3750-00482-2	Pflag	P	RAmdeg	89.13360449	DEmdeg	52.94004087
PmRA	-5.0	PmDE	-15.5	E RAmdeg	16	E DEmdeg	23
E pmRA	1.5	E pmDE	1.5	EpRAm	1989.96	EpDEm	1987.73
Num	8	Q RAmdeg	1.2	Q DEmdeg	1.1	Q pmRA	1.2
Q pmDE	1.1	BTmag	10.946	E BTmag	0.049	VTmag	10.400
E VTmag	0.041	Prox	27	TYC	T	HIP
CCDM		RAdeg	89.13285528	DEdeg	52.93987167	EpRA 1990	1.83
EpDE 1990	1.76	E RAdeg	22.0	E DEdeg	33.4	Posflg	D
Corr	-0.2

CCDM

Ccdm	05565+5256	RComp		Comp	B	Note1
Note2		Discov num	STF 810	DRAs		DDEs
R dRAs		Year	1830	Theta	243	Rho	2.7
Obs	4	Vmag	10.5	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	A 4507	M ADS BDS		N IDS		IDS	05486N5255B
HIC