01256+2331 TOK 11 (HD 8634)

01^h 25^m 35.66^s +23° 30' 41.7" P.A. 70.00 sep 1.5 mag 5.00,10.50 Sp F6V dist. 68.07 pc (222.04 l.y.)

Coord 2000	01256+2331	Discov num	TOK 11	Comp		Coord arcsec 2000	01 25 35.66 +23 30 41.7
Date first	2004	Date last	2004	Obs	3
Pa first	69	Pa last	70.3	P.A. Now (θ)	70.3°
Sep first	1.5	Sep last	1.467	Sep. Now (ρ)	1.467"
Mag pri	5.00	Mag sec	10.50	delta mag (ΔM)	5.5	Spectral class	F6V (yellow-white)
Pri motion ra	+034	Sec motion ra
Pri motion dec	-022	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 8634	Constellation	Pisces	SAO	74707	HIP	6669
Tycho2	1748-00966-1	Gaia DR2	290302925506001280	HD	8634	HR	407
GC	1722	BD	BD+22 226	FK5	2096	Distance	68.07
Distance ly	222.04

WDS 01256+2331 TOK 11 (HD 8634) : NOTES

discov_num	notes	refcode
TOK 11	Primary is 5.4d SB1. Estimated period of visual pair 880y.	Tok2006

REFERENCES

refcode	metd	author	reference
Tok2006	A j	Tokovinin, A., Thomas, S., Sterzik, M., & Udry, S.	2006A&A...450..681T
Tok2006	+E2	A&A 450, 681, 2006

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01256+2331	TOK 11		2004	3	70	1.5	6.19			N D	012535.66+233041.7

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WDS 01256+2331 TOK 11 (HD 8634) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 01256+2331 TOK 11 (HD 8634) : MEASURES

No records found.

WDS 01256+2331 (HD 8634) : VIRTUAL EYEPIECE

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WDS 01256+2331 (HD 8634) : ALADIN DSS IMAGE @ 01^h 25^m 35.66^s +23° 30' 41.7"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 01256+2331 TOK 11 (HD 8634) : 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		01256+2331	TOK 11		70	1.5
Show		01252+2302	GRV 86		64	30.6	29
Show		01232+2335	POU 124		96	4.2	34
Show		01279+2344	POU 131		18	3.5	35
Show		01244+2403	POU 125		325	4.7	38
Show		01265+2233	KPP1746		241	13.5	60
Show		01213+2349	POU 120		285	7.9	61
Show		01221+2414	POU 123		184	14.2	66
Show		01208+2355	LDS 877		280	67.1	68
Show		01248+2438	UC 554		220	11.6	68
Show		01211+2359	POU 119		68	18.2	70
Show		01297+2250	A 1910	AB	176	0.2	70
Show		01297+2250	A 1910	AB,C	352	18.8	70
Show		01210+2405	POU 118		213	12.8	73
Show		01308+2311	HDS 197		162	0.1	76
Show		01279+2442	POU 129		97	7.7	79
Show		01250+2448	KPP2204		85	18.2	79
Show		01246+2450	J 639		126	4.8	82
Show		01216+2435	POU 121		334	9.0	85
Show		01249+2456	UC 555		206	29.8	86
Show		01218+2439	POU 122		55	4.9	87
Show		01279+2455	POU 130		159	15.9	90
Show		01281+2457	POU 132		331	15.7	94
Show		01222+2209	CRC 44		353	0.3	95
Show		01224+2205	KPP3454	AB	159	39.3	97
Show		01246+2506	POU 126		211	11.7	97
Show		01204+2437	POU 117		25	12.9	98
Show		01267+2511	POU 128		271	16.5	102
Show		01293+2501	STF 126	BC	246	21.4	104
Show		01293+2501	STF 126	AB	211	41.8	104
Show		01189+2422	POU 115		217	12.1	104
Show		01265+2146	WIS 32		40	999.9	106
Show		01317+2436	POU 133		323	3.4	106
Show		01249+2518	CVR 384		193	21.8	108
Show		01326+2240	J 3331		277	3.2	110
Show		01296+2156	A 1909		122	2.0	110
Show		01333+2359	MET 13		344	2.8	110
Show		01196+2450	CBL 209		266	64.5	115
Show		01291+2143	HO 9	BC	93	3.0	118
Show		01291+2143	HO 9	AB	41	52.0	118
Show		01291+2143	HO 9	AD	218	82.2	118
Show		01204+2511	POU 116		244	7.6	123
Show		01168+2255	LAS 19		264	5.6	126
Show		01186+2501	SLW 61		220	9.2	132
Show		01172+2440	SLN 3		257	5.0	134
Show		01167+2430	LEP 4		259	15.0	136
Show		01311+2523	LDS3288		98	301.4	136
Show		01349+2237	J 2410		344	8.7	138
Show		01216+2123	A 1906		38	4.8	139
Show		01198+2530	SLW 63		266	16.0	143
Show		01266+2108	BRT2305		280	3.0	143

WDS 01256+2331 : COMPONENTS

	A
B	pa=68.7° sep=1.36"

01256+2331 A

Componente originario normalizzato	AB	Name	HD 8634	Coord arcsec 2000	012535.66+233041.7	Mag	5
Spectral class	F6V (yellow-white)	PmRA	34.00	PmDE	-22.0	SAO	74707
HIP	6669	Tycho2	1748-00966-1	HD	8634	HR	407
GC	1722	BD	BD+22 226	FK5	2096

Tycho2

Tycho2	1748-00966-1	Pflag		RAmdeg	21.39865374	DEmdeg	23.51151566
PmRA	32.2	PmDE	-23.5	E RAmdeg	4	E DEmdeg	4
E pmRA	0.9	E pmDE	0.9	EpRAm	1991.33	EpDEm	1990.99
Num	18	Q RAmdeg	0.8	Q DEmdeg	0.8	Q pmRA	0.7
Q pmDE	0.8	BTmag	6.708	E BTmag	0.014	VTmag	6.239
E VTmag	0.010	Prox	999	TYC	T	HIP	6669
CCDM		RAdeg	21.39857278	DEdeg	23.51157222	EpRA 1990	1.70
EpDE 1990	1.34	E RAdeg	3.6	E DEdeg	4.1	Posflg
Corr	-0.1

SAO

SAO	74707	DelFlag		RA1950		PmRA1950	0.0014
DE1950		PmDE1950	-0.034	Vmag	6.1	SpType	F5
Double code		Source	70	CatNum	1722	DM	BD+22 226
DMcomp		BDsup		HD	8634	M HD	0
GC	1722	RA1950rad	0.36152945	DE1950rad	0.40581936	PmRA2000	0.0014
PmDE2000	-0.039

Hipparcos

Catalog	H	HIP	6669	Proxy		RAhms	01 25 35.66
DEdms	+23 30 41.7	Vmag	6.18	VarFlag		R Vmag	H
RAdeg	21.3986	DEdeg	23.5116	AstroRef		Plx	13.01
CCDM		N CCDM		Nsys		Ncomp	1
MultFlag		Source		Qual		M HIP
Theta		Rho		HD	8634	BD	BD+22 226
CD		CP		Dm number	+22 226	VIred	0.51
SpType	F5III	R SpType		Coord arcsec 2000	012535.66+233041.7

Hipparcos 2

HIP	6669	Sn	5	So	0	Nc	1
RArad	0.3734754763	DErad	0.410354365	Plx	14.69	PmRA	31.21
PmDE	-22.72	E RArad	0.42	E DErad	0.28	E Plx	0.42
E pmRA	0.55	E pmDE	0.29	Hpmag	6.2851	E Hpmag	0.0006
SHp	0.005	VA	0	BV	0.447	E BV	0.006
VI	0.52

01256+2331 B

Componente originario normalizzato	AB		Coord arcsec 2000	012535.75+233042.2		Mag	10.5		Calc delta mag	5.5
Calc coord	yes