04476+1816 PAT 17 (HD 30355)

04^h 47^m 37.52^s +18° 15' 31.7" P.A. 276.00 sep 0.1 mag 6.90,10.80 Sp G0 dist. 52.27 pc (170.5 l.y.)

Coord 2000	04476+1816	Discov num	PAT 17	Comp		Coord arcsec 2000	04 47 37.52 +18 15 31.7
Date first	1994	Date last	2012	Obs	2
Pa first	252	Pa last	275.9	P.A. Now (θ)	275.9°
Sep first	0.2	Sep last	0.108	Sep. Now (ρ)	0.108"
Mag pri	6.90	Mag sec	10.80	delta mag (ΔM)	3.9	Spectral class	G0 (yellow)
Pri motion ra	+086	Sec motion ra
Pri motion dec	-035	Sec motion dec
Notes	N K (See Notes, K-band or other infrared magnitudes)

Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 30355	Constellation	Taurus	SAO	94120	HIP	22265
Tycho2	1271-01229-1	Gaia DR2	3406786445943961088	HD	30355	BD	BD+17 786
Distance	52.27	Distance ly	170.5

WDS 04476+1816 PAT 17 (HD 30355) : NOTES

discov_num	notes	refcode
PAT 17	This pair is a spectroscopic binary with P >5 yr according to Griffin	Grf1988
	et al. (1988).	Msn1993a
	The spectroscopic solution of this 4822-d pair determined by Griffin.	Grf2012b

REFERENCES

refcode	metd	author	reference
Grf1988	not -	Griffin, R.F., Griffin, R.E.M., Gunn, J.E., & Zimmerman, B.A.	1988AJ.....96..172G
Grf1988		AJ 96, 172, 1988
Grf2012b	not -	Griffin, R.F.	2012JApA...33...29G
Grf2012b		J Astrophys Astron 33, 29, 2012
Msn1993a	Sc j	Mason, B.D., McAlister, H.A., Hartkopf, W.I., & Bagnuolo, W.G.	1993AJ....105..220M
Msn1993a		AJ 105, 220, 1993

DISCOVERER

idgroup	discov	author
1	PAT	Patience, J., Ghez, A.M., Reid, I.N., Weinberger, A.J., & Matthews, K.
4	PAT	Patience, J., White, R.J., Ghez, A.M., McCabe, C., McLean, I.S., Larkin, J.E.,
4	PAT	Prato, L., Kim, S.S., et al.
5	PAT	Patience, J., Zavala, R.T., Prato, L., Franz, O., Wasserman, L., Tycner, C.,
5	PAT	Hutter, D.J., & Hummel, C.A.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
04476+1816	PAT 17		1994	1	252	0.2	8.67		G0	N	044737.52+181531.7
04476+1816	PAT 17		2012	2	276	0.1	8.67		G0	N	044737.52+181531.7

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WDS 04476+1816 PAT 17 (HD 30355) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 04476+1816 PAT 17 (HD 30355) : MEASURES

No records found.

WDS 04476+1816 (HD 30355) : 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 04476+1816 (HD 30355) : ALADIN DSS IMAGE @ 04^h 47^m 37.52^s +18° 15' 31.7"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 04476+1816 PAT 17 (HD 30355) : 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		04476+1816	PAT 17		276	0.1
Show		04483+1806	LDS5608		116	155.2	14
Show		04458+1817	LDS5595		309	12.0	26
Show		04486+1748	STF 598		318	9.3	31
Show		04491+1838	GUE 7		107	0.4	31
Show		04468+1744	PAT 15	Aa,Ab	227	0.3	33
Show		04468+1744	LDS1187	AB	247	87.5	33
Show		04452+1829	LDS2273		180	210.2	36
Show		04449+1757	LDS2271		271	12.5	43
Show		04479+1902	LDS3619		37	3.6	47
Show		04457+1731	LDS5594		283	3.6	53
Show		04461+1905	HZG 3		258	2.6	54
Show		04513+1806	LDS5617		106	52.4	54
Show		04452+1901	TDS 145		213	0.9	58
Show		04459+1911	AG 311	AB	112	33.0	61
Show		04459+1911	CTT 8	AC	172	54.3	61
Show		04441+1739	LDS2268		352	2.0	62
Show		04518+1758	KOH 28		171	0.2	64
Show		04514+1850	BUP 70		302	181.5	64
Show		04456+1914	TDS2956		140	2.3	66
Show		04520+1837	LDS5618		87	23.6	67
Show		04438+1859	LDS2267		174	3.2	69
Show		04429+1843	LDS2266	BC	133	171.1	71
Show		04429+1843	LDS2266	AB	103	141.7	74
Show		04470+1703	RCH 1	AB	174	0.3	74
Show		04470+1703	CHN 9	AC	39	2.7	74
Show		04447+1918	ST 2		91	6.8	75
Show		04469+1700	DAE 35	EG	65	2.3	77
Show		04469+1700	DAE 35	EH	147	7.6	77
Show		04530+1717	J 2012		283	7.8	82
Show		04522+1905	LDS1191		85	85.3	82
Show		04428+1730	LDS3607		57	37.4	83
Show		04443+1923	LDS2269		20	46.6	83
Show		04500+1658	LDS1189		123	14.4	85
Show		04449+1941	LDS5589		173	158.1	95
Show		04433+1704	PAT 14		348	0.1	95
Show		04487+1638	OCC1008	AB	-1	0.0	99
Show		04487+1638	DAM1321	AB,C	69	13.5	99
Show		04529+1920	KOH 31		305	0.4	100
Show		04547+1831	LDS1193		157	15.8	103
Show		04404+1809	OCC9099		-1	0.0	103
Show		04411+1906	LDS2264		69	37.7	106
Show		04444+1952	KOH 23	AB	353	0.3	107
Show		04444+1952	LDS2270	AB,C	7	6.2	107
Show		04444+1952	DAE 33	AD	201	2.8	107
Show		04552+1827	DAE 39	DF	346	4.4	108
Show		04552+1827	DAE 39	DG	197	4.7	108
Show		04549+1853	LDS5625		287	23.2	110
Show		04407+1905	COU 367		49	4.1	111
Show		04406+1717	LDS2262		336	7.6	118
Show		04468+1618	HDS 616		170	0.1	118

WDS 04476+1816 : COMPONENTS

	A
B	pa=276.2° sep=0.10"

04476+1816 A

Componente originario normalizzato	AB	Name	HD 30355	Coord arcsec 2000	044737.52+181531.7	Mag	6.9
Spectral class	G0 (yellow)	PmRA	86.00	PmDE	-35.0	SAO	94120
HIP	22265	Tycho2	1271-01229-1	HD	30355	BD	BD+17 786

Tycho2

Tycho2	1271-01229-1	Pflag		RAmdeg	71.90655252	DEmdeg	18.25872902
PmRA	84.2	PmDE	-35.6	E RAmdeg	9	E DEmdeg	11
E pmRA	1.1	E pmDE	1.1	EpRAm	1990.49	EpDEm	1989.85
Num	10	Q RAmdeg	0.9	Q DEmdeg	1.0	Q pmRA	0.9
Q pmDE	1.0	BTmag	9.431	E BTmag	0.022	VTmag	8.597
E VTmag	0.016	Prox	999	TYC	T	HIP	22265
CCDM		RAdeg	71.90634750	DEdeg	18.25881389	EpRA 1990	1.69
EpDE 1990	1.39	E RAdeg	9.1	E DEdeg	10.6	Posflg
Corr	-0.3

SAO

SAO	94120	DelFlag		RA1950		PmRA1950	0.0062
DE1950		PmDE1950	-0.045	Vmag	8.4	SpType	G0
Double code		Source	28	CatNum	1302	DM	BD+17 786
DMcomp		BDsup		HD	30355	M HD	0
GC		RA1950rad	1.24228725	DE1950rad	0.31714457	PmRA2000	0.0062
PmDE2000	-0.046

Hipparcos

Catalog	H	HIP	22265	Proxy		RAhms	04 47 37.52
DEdms	+18 15 31.7	Vmag	8.54	VarFlag		R Vmag	G
RAdeg	71.9063	DEdeg	18.2588	AstroRef		Plx	19.81
CCDM		N CCDM		Nsys		Ncomp	1
MultFlag		Source		Qual		M HIP
Theta		Rho		HD	30355	BD	BD+17 786
CD		CP		Dm number	+17 786	VIred	0.77
SpType	G0	R SpType		Coord arcsec 2000	044737.52+181531.7

Hipparcos 2

HIP	22265	Sn	5	So	0	Nc	1
RArad	1.2550023619	DErad	0.3186764467	Plx	19.13	PmRA	80.96
PmDE	-36.65	E RArad	1.08	E DErad	0.9	E Plx	1.28
E pmRA	1.73	E pmDE	1.45	Hpmag	8.668	E Hpmag	0.0022
SHp	0.017	VA	0	BV	0.72	E BV	0.002
VI	0.77

04476+1816 B

Componente originario normalizzato	AB		Coord arcsec 2000	044737.51+181531.7		Mag	10.8		Calc delta mag	3.9
Calc coord	yes