06555+3755 STF 978 AB (HD 50576)

06^h 55^m 31.86^s +37° 54' 55.1" P.A. 82.00 sep 20.0 mag 6.85,10.00 Sp K0 dist. 1234.57 pc (4027.17 l.y.)

Coord 2000	06555+3755	Discov num	STF 978	Comp	AB	Coord arcsec 2000	06 55 31.86 +37 54 55.1
Date first	1831	Date last	2015	Obs	24
Pa first	99	Pa last	81.5	P.A. Now (θ)	81.5°
Sep first	14.8	Sep last	19.978	Sep. Now (ρ)	19.978"
Mag pri	6.85	Mag sec	10.00	delta mag (ΔM)	3.15	Spectral class	K0 (yellow-orange)
Pri motion ra	-025	Sec motion ra	-104
Pri motion dec	-035	Sec motion dec	-034
Notes	L (Linear solution)

rPM=0.722

Nature of this double is uncertain.

06555+3755 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	HD 50576	59609	06 55 32 +37 54 55	STF 978 AB	2015	24	82	20.0	6.85	10.00	3.15		<===
Show		59609	06 55 32 +37 54 55	WAL 48 AC	2015	9	349	81.1	6.85	11.08	4.23

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Name	HD 50576	Constellation	Auriga	SAO	59609	HIP	33291
Tycho2	2942-02008-1	Gaia DR2	941192918429921792	HD	50576	GC	9060
BD	BD+38 1641	Distance	1234.57	Distance ly	4027.17

WDS 06555+3755 STF 978 AB (HD 50576) : 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.
Wal1934	Ma j	Wallenquist, A.	1934AnBos...6....3W
Wal1934		Ann. Bosscha Obs. Lembang 6, Pt.2, 1934
Wal1944a	Zw -	Wallenquist, A.	1954MeUpp...85.....
Wal1944a		Medd. Uppsala Obs. #85, 1944
Wal1944a		(Visual measures with wedge photometer attached to 14-inch refractor. No dates
Wal1944a		given for measures; default date = decade of publication added.)
Wal1944b	Zw -	Wallenquist, A.	1954MeUpp...87.....
Wal1944b		Medd. Uppsala Obs. #87, 1944
Wal1944b		(Visual measures with wedge photometer attached to 14-inch refractor. No dates
Wal1944b		given for measures; default date = decade of publication added.)
Wal1947	Zw -	Wallenquist, A.	1947UppAn...2....2W
Wal1947		Ann. Uppsala Astron. Obs. 2, No.2, 1947
Wal1947		(A catalogue containing results of the two prior series, plus additional measures
Wal1947		with the 14-inch refractor and wedge photometer)
Wal1948	Zw -	Wallenquist, A.	1948UppAn...2....3W
Wal1948		Ann. Uppsala Astron Obs. 2, #3, 1948
Wal1948		(Visual measures of southern double stars made with 17-inch refractor of La Plata
Wal1948		and wedge photometer. No dates listed; default date = decade of publication added)
Wal1950	Zd -	Wallenquist, A.	1950MeUpp..103.....
Wal1950		Medd. Uppsala Obs. #103, 1950
Wal1954	Zw -	Wallenquist, A.	1954UppAn...4Q....W
Wal1954		Ann. Uppsala Astron Obs. 4, #2, 1954
Wal1954		("General Catalogue of Differences in Magnitude of Double Stars". Weighted mean
Wal1954		values from numerous sources)
Wal1958	Zw -	Wallenquist, A.	1958MeUpp..118.....
Wal1958		Medd. Uppsala Obs. #118, 1958

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
06555+3755	STF 978	AB	2006	19	86	18.8	6.85	10.00	K0	LD	065531.86+375455.1
06555+3755	STF 978	AB	2011	20	82	19.8	6.85	10.00	K0	LD	065531.86+375455.1
06555+3755	STF 978	AB	2012	22	82	20.0	6.85	10.00	K0	LD	065531.86+375455.1
06555+3755	STF 978	AB	2015	24	82	20.0	6.85	10.00	K0	L	065531.86+375455.1

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

WDS 06555+3755 STF 978 AB (HD 50576) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 06555+3755 STF 978 AB (HD 50576) : MEASURES

No records found.

WDS 06555+3755 (HD 50576) : 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 06555+3755 (HD 50576) : ALADIN DSS IMAGE @ 06^h 55^m 31.86^s +37° 54' 55.1"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 06555+3755 STF 978 AB (HD 50576) : 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		06555+3755	STF 978	AB	82	20.0	1
Show		06555+3755	WAL 48	AC	349	81.1	1
Show		06551+3737	ALI 573		84	10.1	20
Show		06570+3806	ALI 826		249	11.5	22
Show		06530+3808	HJ 3285		254	11.6	33
Show		06585+3739	SLE 777	AB	317	33.0	39
Show		06585+3739	SLE 777	AC	321	14.9	39
Show		06585+3738	SLE 778		19	17.6	39
Show		06559+3716	UC 96	AB	90	32.0	40
Show		06532+3826	COU1877		263	0.2	42
Show		06571+3718	SLE 775		315	10.8	42
Show		06566+3714	SLE 772		320	6.5	43
Show		06552+3712	SLE 770		17	22.2	44
Show		06587+3821	SLE 780		150	18.7	46
Show		06515+3742	GMZ 118		248	76.9	50
Show		06596+3737	ALI 575		4	15.7	52
Show		06551+3701	TDS4287		357	0.7	55
Show		06573+3700	SLE 776		108	9.8	59
Show		06571+3700	UC 97		149	26.9	59
Show		07003+3734	GMZ 135		108	11.8	61
Show		06566+3656	SLE 773		167	7.4	61
Show		06530+3849	UC 1498		358	42.8	62
Show		07004+3733	CVR 65		188	100.3	63
Show		06586+3703	SLE 779		277	10.2	64
Show		06523+3704	MLB 975	AB	38	2.3	64
Show		06523+3704	MLB 975	AC	82	26.7	64
Show		06530+3852	STF 974	BC	219	25.6	65
Show		06530+3852	STF 974	AB	224	22.2	65
Show		07002+3716	SLE 783		187	9.9	68
Show		06595+3706	STF 994	AB	55	26.4	68
Show		06595+3706	ALI 574	AC	120	9.6	68
Show		06595+3706	GUI 12	AD	352	101.2	68
Show		06595+3706	SLE 781	AF	328	57.5	68
Show		06595+3706	SLE 781	AG	262	181.7	68
Show		06595+3706	SLE 781	AI	31	251.3	68
Show		06595+3706	BLO 1	AE	353	207.1	68
Show		06595+3706	BOT 6	AJ	124	223.2	68
Show		06595+3706	BLO 1	BE	346	195.8	68
Show		06559+3644	ES 174		112	3.0	71
Show		07016+3748	ALI 576		70	6.4	73
Show		06596+3700	SLE 782		254	14.6	73
Show		06525+3649	TDS4236		116	0.6	75
Show		06589+3858	GMZ 132		347	9.9	76
Show		07017+3738	SLE 788		205	14.8	76
Show		07015+3725	SLE 786	AB	140	12.1	77
Show		07015+3725	SLE 786	AC	201	30.1	77
Show		07017+3731	GMZ 137		86	0.9	77
Show		06559+3638	SLE 771		72	15.0	77
Show		06541+3914	TDS4265		144	0.4	81
Show		06567+3635	COU1879		159	0.7	81
Show		07021+3722	GMZ 138		202	41.5	85

WDS 06555+3755 : COMPONENTS

	A	B
B	pa=79.3° sep=15.87"
C	pa=351.4° sep=80.58"	pa=340.2° sep=81.56"

06555+3755 A

Name	HD 50576	Coord arcsec 2000	065531.86+375455.1	Mag	6.85	Spectral class	K0 (yellow-orange)
PmRA	-25.00	PmDE	-35.0	SAO	59609	HIP	33291
Tycho2	2942-02008-1	HD	50576	GC	9060	BD	BD+38 1641

Tycho2

Tycho2	2942-02008-1	Pflag		RAmdeg	103.88303677	DEmdeg	37.91536015
PmRA	-23.7	PmDE	-32.3	E RAmdeg	4	E DEmdeg	5
E pmRA	1.6	E pmDE	1.6	EpRAm	1991.66	EpDEm	1991.47
Num	9	Q RAmdeg	1.0	Q DEmdeg	1.4	Q pmRA	0.9
Q pmDE	1.4	BTmag	7.941	E BTmag	0.016	VTmag	6.851
E VTmag	0.010	Prox	189	TYC	T	HIP	33291
CCDM	A	RAdeg	103.88310528	DEdeg	37.91543500	EpRA 1990	1.77
EpDE 1990	1.64	E RAdeg	4.0	E DEdeg	4.9	Posflg
Corr	0.0

SAO

SAO	59609	DelFlag		RA1950		PmRA1950	-0.0035
DE1950		PmDE1950	-0.035	Vmag	6.7	SpType	K0
Double code		Source	70	CatNum	9060	DM	BD+38 1641
DMcomp		BDsup		HD	50576	M HD	0
GC	9060	RA1950rad	1.79823881	DE1950rad	0.66288747	PmRA2000	-0.0035
PmDE2000	-0.033

Hipparcos

Catalog	H	HIP	33291	Proxy		RAhms	06 55 31.95
DEdms	+37 54 55.6	Vmag	6.73	VarFlag		R Vmag	H
RAdeg	103.883	DEdeg	37.9154	AstroRef	A	Plx	3.83
CCDM	06555+3755	N CCDM	I	Nsys	2	Ncomp	1
MultFlag	C	Source	P	Qual	D	M HIP
Theta		Rho		HD	50576	BD	BD+38 1641
CD		CP		Dm number	+38 1641	VIred	0.93
SpType	K0	R SpType		Coord arcsec 2000	065531.95+375455.6

Hipparcos 2

HIP	33291	Sn	95	So	3	Nc	1
RArad	1.8131022358	DErad	0.6617492388	Plx	0.81	PmRA	-26.7
PmDE	-35.3	E RArad	0.8	E DErad	0.46	E Plx	0.81
E pmRA	1.11	E pmDE	0.64	Hpmag	6.8896	E Hpmag	0.0081
SHp	0.02	VA	0	BV	0.937	E BV	0.008
VI	0.93

CCDM

Ccdm	06555+3755	RComp		Comp	A	Note1
Note2		Discov num		DRAs	1.97	DDEs	-4.4
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	6.8	Sp	K0	PmNote	*
PmRA	-17	PmDE	-30	Dm number	+38 1641	Cat1	BD
Name2	+37 787	Cat2	AGK2/3	HD	50576	M HD
ADS BDS	A 5574	M ADS BDS		N IDS		IDS	06489N3803A
HIC	33291

06555+3755 B

Coord arcsec 2000	065533.18+375458.1		Mag	10		PmRA	-104.00		PmDE	-34.0
Calc delta mag	3.15		Calc coord	yes

CCDM

Ccdm	06555+3755	RComp		Comp	B	Note1
Note2		Discov num	STF 978	DRAs		DDEs
R dRAs		Year	1918	Theta	088	Rho	17.0
Obs	9	Vmag	9.6	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	A 5574	M ADS BDS		N IDS		IDS	06489N3803B
HIC	33296

06555+3755 C

Coord arcsec 2000	065530.84+375614.8		Mag	11.08		PmRA	-9.00		PmDE	-12.0
Tycho2	2942-01098-1		Calc delta mag	4.23		Calc coord	yes

Tycho2

Tycho2	2942-01098-1	Pflag		RAmdeg	103.87754195	DEmdeg	37.93740313
PmRA	-10.3	PmDE	-5.3	E RAmdeg	40	E DEmdeg	37
E pmRA	3.6	E pmDE	3.5	EpRAm	1987.55	EpDEm	1984.33
Num	4	Q RAmdeg	0.5	Q DEmdeg	0.6	Q pmRA	0.5
Q pmDE	0.6	BTmag	11.884	E BTmag	0.106	VTmag	11.077
E VTmag	0.086	Prox	807	TYC	T	HIP
CCDM		RAdeg	103.87757667	DEdeg	37.93742694	EpRA 1990	1.74
EpDE 1990	1.57	E RAdeg	47.5	E DEdeg	67.3	Posflg
Corr	0.0