06121+2930 STF 862 (HD 42454)

06^h 12^m 05.49^s +29° 29' 31.7" P.A. 338.00 sep 6.9 mag 7.55,10.84 Sp G2Ib dist. 564.97 pc (1842.93 l.y.)

Coord 2000	06121+2930	Discov num	STF 862	Comp		Coord arcsec 2000	06 12 05.49 +29 29 31.7
Date first	1831	Date last	2017	Obs	16
Pa first	337	Pa last	337.9	P.A. Now (θ)	337.9°
Sep first	6.6	Sep last	6.88	Sep. Now (ρ)	6.88"
Mag pri	7.55	Mag sec	10.84	delta mag (ΔM)	3.29	Spectral class	G2Ib (yellow)
Pri motion ra	-001	Sec motion ra	-001
Pri motion dec	-003	Sec motion dec	-003
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 42454	Constellation	Auriga	SAO	78095	HIP	29435
Tycho2	1889-00786-1	Gaia DR2	3436736111893174400	HD	42454	GC	7883
BD	BD+29 1140	Distance	564.97	Distance ly	1842.93

WDS 06121+2930 STF 862 (HD 42454) : 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
06121+2930	STF 862		1991	11	337	6.7	7.55	10.84	G2Ib	D	061205.49+292931.7
06121+2930	STF 862		2006	12	339	6.6	7.55	10.84	G2Ib	D	061205.49+292931.7
06121+2930	STF 862		2017	15	338	6.9	7.55	10.84	G2Ib		061205.49+292931.7

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

WDS 06121+2930 STF 862 (HD 42454) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 06121+2930 STF 862 (HD 42454) : MEASURES

No records found.

WDS 06121+2930 (HD 42454) : 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 06121+2930 (HD 42454) : ALADIN DSS IMAGE @ 06^h 12^m 05.49^s +29° 29' 31.7"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 06121+2930 STF 862 (HD 42454) : 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		06121+2930	STF 862		338	6.9
Show		06133+2902	A 56		58	1.1	32
Show		06097+2914	A 54	AB	336	0.6	35
Show		06097+2914	A 54	AC	131	53.1	35
Show		06152+2917	COU1103		52	0.2	43
Show		06117+2846	A 55	AB	262	0.4	44
Show		06117+2846	A 55	AC	17	19.6	44
Show		06089+2857	TDS3587		148	0.7	53
Show		06086+2901	COU1100		114	0.5	55
Show		06105+2837	OCC 98		-1	0.1	58
Show		06080+2927	HJ 718		160	6.5	60
Show		06093+2839	A 121		164	0.7	63
Show		06107+2829	BRT 12		36	5.6	63
Show		06079+2858	HJ 378		78	12.6	64
Show		06163+3005	STF 879	AB	70	7.7	66
Show		06113+3040	STF 861	A,BC	20	62.1	72
Show		06113+3040	STF 861	BC	315	1.7	73
Show		06077+3017	KPP 811		41	7.0	74
Show		06064+2931	STT 129		210	10.0	75
Show		06105+2814	TDS3604		145	1.2	79
Show		06082+3034	BRT 240		96	3.7	81
Show		06102+3050	COK 1		267	0.6	85
Show		06063+2849	J 961		147	4.2	85
Show		06056+2908	BRT 239		170	4.4	90
Show		06104+2802	CLZ 31	AB	171	161.0	90
Show		06107+3057	COU1102		332	2.4	90
Show		06150+3053	A 667		186	1.1	92
Show		06049+2927	GMZ 67		218	8.6	94
Show		06050+2913	MLB 750	AB	237	6.6	95
Show		06050+2913	MLB 750	AC	3	32.3	95
Show		06048+2920	GMZ 66		262	3.0	96
Show		06048+2914	GMZ 64	AB	71	2.7	98
Show		06051+3016	BKO 319		176	11.8	103
Show		06069+2812	GRV 711		44	71.2	103
Show		06044+2859	OCC 175		-1	0.1	106
Show		06046+3014	STF 834		310	22.8	108
Show		06204+2940	BRT3273		271	5.8	110
Show		06091+3116	HJ 379		118	9.4	114
Show		06040+3015	SKF 222		205	2.4	116
Show		06157+2742	BRT 141		95	5.1	118
Show		06212+2932	CHR 165		138	0.1	119
Show		06200+2826	BU 895	AB	164	0.2	122
Show		06200+2826	STF 888	AB,C	265	2.9	122
Show		06062+3107	A 215		31	1.6	124
Show		06106+3132	ES 416		207	6.7	125
Show		06026+2920	GMZ 63	AB		11.6	125
Show		06026+2920	GMZ 63	AC	152	23.8	125
Show		06214+2849	MLB 644		19	6.4	129
Show		06102+3136	TDS 223		168	1.5	130
Show		06221+2931	TDS3778		147	0.5	131
Show		06197+2759	MLB 563		90	4.2	134

WDS 06121+2930 : COMPONENTS

	A
B	pa=340.5° sep=6.76"

06121+2930 A

Componente originario normalizzato	AB	Name	HD 42454	Coord arcsec 2000	061205.49+292931.7	Mag	7.55
Spectral class	G2Ib (yellow)	PmRA	-1.00	PmDE	-3.0	SAO	78095
HIP	29435	Tycho2	1889-00786-1	HD	42454	GC	7883
BD	BD+29 1140

Tycho2

Tycho2	1889-00786-1	Pflag		RAmdeg	93.02286217	DEmdeg	29.49214134
PmRA	-0.9	PmDE	-6.0	E RAmdeg	5	E DEmdeg	7
E pmRA	1.4	E pmDE	1.3	EpRAm	1991.72	EpDEm	1991.50
Num	9	Q RAmdeg	0.6	Q DEmdeg	1.6	Q pmRA	0.6
Q pmDE	1.6	BTmag	8.951	E BTmag	0.019	VTmag	7.545
E VTmag	0.011	Prox	67	TYC	T	HIP	29435
CCDM	A	RAdeg	93.02286444	DEdeg	29.49215500	EpRA 1990	1.90
EpDE 1990	1.90	E RAdeg	5.3	E DEdeg	6.8	Posflg
Corr	0.1

SAO

SAO	78095	DelFlag		RA1950		PmRA1950	0.0008
DE1950		PmDE1950	0.006	Vmag	7.4	SpType	G5
Double code		Source	70	CatNum	7883	DM	BD+29 1140
DMcomp		BDsup		HD	42454	M HD	0
GC	7883	RA1950rad	1.60963148	DE1950rad	0.51496142	PmRA2000	0.0007
PmDE2000	0.007

Hipparcos

Catalog	H	HIP	29435	Proxy	H	RAhms	06 12 05.49
DEdms	+29 29 31.8	Vmag	7.38	VarFlag		R Vmag	G
RAdeg	93.0229	DEdeg	29.4922	AstroRef	A	Plx	3.2
CCDM	06121+2930	N CCDM	I	Nsys	1	Ncomp	2
MultFlag	C	Source		Qual	A	M HIP	AB
Theta	337	Rho	6.697	HD	42454	BD	BD+29 1140
CD		CP		Dm number	+29 1140	VIred	1.28
SpType	G2Ib	R SpType		Coord arcsec 2000	061205.49+292931.8

Hipparcos 2

HIP	29435	Sn	15	So	3	Nc	2
RArad	1.623555284	DErad	0.5147351896	Plx	1.77	PmRA	-1.83
PmDE	-3.22	E RArad	0.8	E DErad	0.57	E Plx	0.85
E pmRA	1.05	E pmDE	0.68	Hpmag	7.5047	E Hpmag	0.0013
SHp	0.013	VA	0	BV	1.166	E BV	0.002
VI	1.28

CCDM

Ccdm	06121+2930	RComp		Comp	A	Note1
Note2		Discov num		DRAs	-0.45	DDEs	-27.0
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	7.4	Sp	G5	PmNote	*
PmRA	10	PmDE	8	Dm number	+29 1140	Cat1	BD
Name2	78095	Cat2	SAO	HD	42454	M HD
ADS BDS	A 4790	M ADS BDS		N IDS		IDS	06057N2931A
HIC	29435

06121+2930 B

Componente originario normalizzato	AB		Coord arcsec 2000	061205.32+292938.1		Mag	10.84		PmRA	-1.00
PmDE	-3.0		Calc delta mag	3.29		Calc coord	yes

CCDM

Ccdm	06121+2930	RComp		Comp	B	Note1
Note2		Discov num	STF 862	DRAs	-0.65	DDEs	-21.0
R dRAs	90	Year	1831	Theta	336	Rho	6.5
Obs	6	Vmag	11.2	Sp		PmNote
PmRA	10	PmDE	8	Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	A 4790	M ADS BDS		N IDS		IDS	06057N2931B
HIC	29435