03311+1544 HDS 443

03^h 31^m 06.28^s +15° 44' 10.0" P.A. 221.00 sep 0.4 mag 10.55,13.06 Sp F8 dist. 144.51 pc (471.39 l.y.)

Coord 2000	03311+1544	Discov num	HDS 443	Comp		Coord arcsec 2000	03 31 06.28 +15 44 10.0
Date first	1991	Date last	2012	Obs	6
Pa first	215	Pa last	221.3	P.A. Now (θ)	221.3°
Sep first	0.3	Sep last	0.411	Sep. Now (ρ)	0.411"
Mag pri	10.55	Mag sec	13.06	delta mag (ΔM)	2.51	Spectral class	F8 (yellow-white)
Pri motion ra	-004	Sec motion ra
Pri motion dec	-006	Sec motion dec
Notes	N (See Notes)

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation	Taurus		HIP	16393		Tycho2	1234-00219-1		Gaia DR2	42561515292721664
BD	BD+15 496		Distance	144.51		Distance ly	471.39

WDS 03311+1544 HDS 443 : NOTES

discov_num	notes	refcode
HDS 443	1997.7181 Large change in separation seen since Hipparcos epoch.	Msn1999b

REFERENCES

refcode	metd	author	reference
Msn1999b	Su j	Mason, B.D., Martin, C., Hartkopf, W.I., Barry, D.J., Germain, M.E.,	1999AJ....117.1890M
Msn1999b		Douglass, G.G., Worley, C.E., ten Brummelaar, T.A., et al.
Msn1999b		AJ 117, 1890, 1999

DISCOVERER

idgroup	discov	author
1	HDS	Hipparcos Double Star (from additional DD list)

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
03311+1544	HDS 443		1997	2	218	0.2	10.55	13.06	F8	N	033106.28+154410.0
03311+1544	HDS 443		2012	6	221	0.4	10.55	13.06	F8	N	033106.28+154410.0

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WDS 03311+1544 HDS 443 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 03311+1544 HDS 443 : MEASURES

No records found.

WDS 03311+1544 : VIRTUAL EYEPIECE

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WDS 03311+1544 : ALADIN DSS IMAGE @ 03^h 31^m 06.28^s +15° 44' 10.0"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 03311+1544 HDS 443 : 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		03311+1544	HDS 443		221	0.4
Show		03329+1533	HU 1061		49	2.8	29
Show		03323+1613	UC 50		228	19.7	34
Show		03293+1612	OCC 937		-1	0.1	38
Show		03335+1609	OCC 936		-1	0.1	43
Show		03346+1525	GWP 481		9	12.5	55
Show		03330+1636	TOK 238	AB	90	466.9	59
Show		03330+1636	OCC 485	Aa,Ab	-1	-1.0	59
Show		03353+1549	BPM 78		167	106.3	62
Show		03269+1609	BPM 76		249	72.2	66
Show		03279+1451	NI 6		301	3.9	71
Show		03337+1645	TDS2581		119	0.9	72
Show		03310+1659	SLW 155		229	52.2	75
Show		03271+1633	SLW 153		351	17.2	76
Show		03363+1516	J 26	AB	325	2.6	80
Show		03299+1704	HJ 3247		201	6.9	83
Show		03271+1646	CVR 441		149	10.1	85
Show		03263+1455	KPP 98		44	4.9	86
Show		03256+1508	LDS3491		274	2.9	87
Show		03249+1552	BPM 73		154	95.4	90
Show		03318+1412	LDS3500		319	34.5	94
Show		03376+1535	BRT1176		157	2.5	95
Show		03282+1710	DOO 29		211	20.3	96
Show		03370+1632	HEI 29		78	0.8	99
Show		03377+1510	KPP1023		143	8.2	101
Show		03263+1709	JNN 256		223	0.9	109
Show		03380+1629	HEI 30		16	0.9	111
Show		03388+1521	GWP 491		232	25.2	115
Show		03235+1507	SKF1393	Aa,Ab	244	1.5	117
Show		03235+1507	CLZ 21	AB	185	67.7	117
Show		03353+1725	GWP 483		87	23.6	118
Show		03266+1406	BPM 75		24	119.5	119
Show		03392+1506	LDS3516		190	13.3	123
Show		03233+1634	A 2343		16	5.3	123
Show		03397+1611	HU 1064		327	0.2	127
Show		03305+1751	GRV 177		106	26.0	128
Show		03394+1632	HJ 3250		155	35.3	130
Show		03312+1335	GWP 475	AB	155	78.8	130
Show		03261+1733	GRV 176		253	17.5	131
Show		03350+1743	J 1084		135	4.3	131
Show		03317+1331	BPM 77		97	85.9	134
Show		03321+1330	LDS3503		195	32.5	136
Show		03402+1503	HU 1065		342	2.9	138
Show		03392+1431	GWP 493		104	11.6	138
Show		03392+1702	KPP1016		128	8.2	141
Show		03254+1745	OCC 430		-1	0.2	146
Show		03242+1733	STF 383		121	5.5	147
Show		03368+1338	HEI 213		215	0.8	151
Show		03272+1325	HEI 313		99	0.2	151
Show		03227+1717	BPM 72		99	89.9	153
Show		03384+1736	A 2420		268	2.0	154

WDS 03311+1544 : COMPONENTS

	A
B	pa=220.2° sep=0.40"

03311+1544 A

Componente originario normalizzato	AB	Coord arcsec 2000	033106.28+154410.0	Mag	10.55	Spectral class	F8 (yellow-white)
PmRA	-4.00	PmDE	-6.0	HIP	16393	Tycho2	1234-00219-1
BD	BD+15 496

Tycho2

Tycho2	1234-00219-1	Pflag		RAmdeg	52.77617832	DEmdeg	15.73609300
PmRA	1.9	PmDE	-2.8	E RAmdeg	23	E DEmdeg	28
E pmRA	1.4	E pmDE	1.3	EpRAm	1985.42	EpDEm	1981.91
Num	7	Q RAmdeg	0.7	Q DEmdeg	1.2	Q pmRA	0.6
Q pmDE	1.2	BTmag	11.145	E BTmag	0.057	VTmag	10.461
E VTmag	0.044	Prox	999	TYC	T	HIP	16393
CCDM	AB	RAdeg	52.77617222	DEdeg	15.73609583	EpRA 1990	1.72
EpDE 1990	1.52	E RAdeg	27.9	E DEdeg	36.9	Posflg
Corr	0.1

Hipparcos

Catalog	H	HIP	16393	Proxy	H	RAhms	03 31 06.28
DEdms	+15 44 10.0	Vmag	10.32	VarFlag		R Vmag	H
RAdeg	52.7762	DEdeg	15.7361	AstroRef	A	Plx	6.5
CCDM	03311+1544	N CCDM	H	Nsys	1	Ncomp	2
MultFlag	C	Source		Qual	C	M HIP	AB
Theta	215	Rho	0.315	HD		BD	BD+15 496
CD		CP		Dm number	+15 496	VIred	0.64
SpType	F8	R SpType		Coord arcsec 2000	033106.28+154410.0

Hipparcos 2

HIP	16393	Sn	15	So	3	Nc	2
RArad	0.9211181306	DErad	0.2746469644	Plx	6.92	PmRA	-2.05
PmDE	-5.84	E RArad	2.17	E DErad	0.93	E Plx	2.44
E pmRA	2.88	E pmDE	2.27	Hpmag	10.4462	E Hpmag	0.0036
SHp	0.022	VA	0	BV	0.563	E BV	0.072
VI	0.64

CCDM

Ccdm	03311+1544	RComp		Comp	A	Note1
Note2		Discov num		DRAs	0.28	DDEs	9.9
R dRAs	82	Year		Theta		Rho
Obs	2	Vmag	10.5	Sp	F8	PmNote	*
PmRA	-4	PmDE	-6	Dm number	+15 496	Cat1	BD
Name2	+15 300	Cat2	AGK2/3	HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS
HIC	16393

03311+1544 B

Componente originario normalizzato	AB		Coord arcsec 2000	033106.26+154409.7		Mag	13.06		Calc delta mag	2.51
Calc coord	yes

CCDM

Ccdm	03311+1544	RComp		Comp	B	Note1
Note2		Discov num	HDS	DRAs	0.27	DDEs	9.7
R dRAs	82	Year	1991	Theta	215	Rho	0.3
Obs	1	Vmag	13.1	Sp		PmNote	*
PmRA	-4	PmDE	-6	Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS
HIC	16393