20140+5557 TOK 5 (HD 239355)

20^h 14^m 00.63^s +55° 57' 11.2" P.A. 90.00 sep 0.0 mag 8.85,10.10 Sp A7 dist. 321.54 pc (1048.86 l.y.)

Coord 2000	20140+5557	Discov num	TOK 5	Comp		Coord arcsec 2000	20 14 00.63 +55 57 11.2
Date first	1984	Date last	1993	Obs	6
Pa first	154	Pa last	89.7	P.A. Now (θ)	89.7°
Sep first	0.1	Sep last	0.027	Sep. Now (ρ)	0.027"
Mag pri	8.85	Mag sec	10.10	delta mag (ΔM)	1.25	Spectral class	A7 (white)
Pri motion ra	+012	Sec motion ra
Pri motion dec	+032	Sec motion dec
Notes	N (See Notes)

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 239355	Constellation	Cygnus	SAO	32383	HIP	99715
Tycho2	3941-00919-1	Gaia DR2	2186170793558906624	HD	239355	BD	BD+55 2347
Distance	321.54	Distance ly	1048.86

WDS 20140+5557 TOK 5 (HD 239355) : NOTES

discov_num	notes	refcode
TOK 5	1984.778: This object, first resolved here, was suspected to be an
	astrometric binary with period about 11 years and semiamplitude about
	0".1 by A.A. Voltchkov. The observed orbital motion is not
	incompatible with the astrometric data.	Tok1985

REFERENCES

refcode	metd	author	reference
Tok1985	Ig u	Tokovinin, A.A.	1985A&AS...61..483T
Tok1985		A&AS 61, 483, 1985

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20140+5557	TOK 5		1993	6	90	0.0	8.85	10.10	A7	N D	201400.63+555711.2

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WDS 20140+5557 TOK 5 (HD 239355) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20140+5557 TOK 5 (HD 239355) : MEASURES

No records found.

WDS 20140+5557 (HD 239355) : VIRTUAL EYEPIECE

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Pass over with the mouse cursor to display the catalog designation.

WDS 20140+5557 (HD 239355) : ALADIN DSS IMAGE @ 20^h 14^m 00.63^s +55° 57' 11.2"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20140+5557 TOK 5 (HD 239355) : 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		20140+5557	TOK 5		90	0.0
Show		20131+5544	STI2512		107	10.5	16
Show		20155+5546	STI2515		83	13.5	17
Show		20131+5538	STI2513		333	5.0	21
Show		20164+5542	KR 49		114	1.7	26
Show		20116+5539	STI2511		337	13.1	28
Show		20185+5542	BU 1260		135	0.3	41
Show		20091+5546	STI2505		15	10.2	44
Show		20164+5636	STI2516		95	4.4	44
Show		20194+5607	STF2669	AB	259	23.4	47
Show		20194+5607	BU 1486	AC	162	18.4	47
Show		20112+5638	CRB 208		238	11.0	47
Show		20147+5509	TDT2115		265	2.2	49
Show		20082+5556	STI2502		65	14.9	49
Show		20184+5524	STF2671	AB	337	3.8	50
Show		20184+5524	STF2671	AC	53	87.2	50
Show		20184+5524	WOR 52	AE	54	30.3	50
Show		20184+5524	STF2671	CD	138	5.3	51
Show		20202+5540	STI2519		119	13.2	55
Show		20143+5501	TDT2111		154	2.0	56
Show		20175+5646	STI2517		151	16.1	57
Show		20084+5524	STI2503		159	10.8	59
Show		20189+5503	KPP 932		255	7.7	69
Show		20099+5657	ES 132	BC	59	27.6	70
Show		20099+5657	ES 132	AB	82	5.4	70
Show		20099+5657	ES 132	AC	63	32.7	70
Show		20208+5639	STI2520		162	10.8	70
Show		20057+5610	STI2500		195	7.5	72
Show		20124+5447	TDT2082		349	2.2	72
Show		20142+5445	A 1422		351	2.8	73
Show		20103+5452	TDT2043		36	2.1	73
Show		20209+5511	TDT2197		241	2.0	75
Show		20054+5620	KPP4184		101	52.4	76
Show		20231+5504	OL 74		41	3.9	82
Show		20042+5546	STI2498		119	13.8	84
Show		20169+5717	TDT2139		101	3.2	84
Show		20110+5717	ARG 36		128	8.0	84
Show		20048+5522	STI2499		143	9.0	86
Show		20178+5717	KR 50	AB	129	2.1	86
Show		20178+5717	KR 50	AC	73	66.6	86
Show		20243+5602	TDT2239		256	1.7	87
Show		20178+5717	KR 50	CD	355	1.7	87
Show		20086+5444	STI2504		64	11.3	88
Show		20153+5429	TDT2122		342	0.5	90
Show		20140+5428	TDT2108		311	0.8	90
Show		20153+5428	TDT2123		328	2.0	91
Show		20089+5719	STI2506		283	13.3	92
Show		20248+5534	TDS1071		184	0.9	95
Show		20246+5527	MLR 588		245	0.2	95
Show		20112+5422	STI2509		257	7.8	98
Show		20256+5544	KPP4196		114	2.7	99

WDS 20140+5557 : COMPONENTS

	A
B	pa=89.5° sep=0.02"

20140+5557 A

Componente originario normalizzato	AB	Name	HD 239355	Coord arcsec 2000	201400.63+555711.2	Mag	8.85
Spectral class	A7 (white)	PmRA	12.00	PmDE	32.0	SAO	32383
HIP	99715	Tycho2	3941-00919-1	HD	239355	BD	BD+55 2347

Tycho2

Tycho2	3941-00919-1	Pflag		RAmdeg	303.50271783	DEmdeg	55.95314599
PmRA	17.3	PmDE	17.0	E RAmdeg	8	E DEmdeg	8
E pmRA	1.5	E pmDE	1.6	EpRAm	1990.93	EpDEm	1991.04
Num	10	Q RAmdeg	0.8	Q DEmdeg	0.9	Q pmRA	0.7
Q pmDE	0.9	BTmag	9.226	E BTmag	0.018	VTmag	8.853
E VTmag	0.015	Prox	999	TYC	T	HIP	99715
CCDM		RAdeg	303.50264667	DEdeg	55.95310722	EpRA 1990	1.70
EpDE 1990	1.72	E RAdeg	7.6	E DEdeg	8.2	Posflg
Corr	0.0

SAO

SAO	32383	DelFlag		RA1950		PmRA1950	0.0025
DE1950		PmDE1950	0.04	Vmag	8.8	SpType	A7
Double code		Source	38	CatNum	11203	DM	BD+55 2347
DMcomp		BDsup		HD	239355	M HD	0
GC		RA1950rad	5.29191731	DE1950rad	0.97389336	PmRA2000	0.003
PmDE2000	0.038

Hipparcos

Catalog	H	HIP	99715	Proxy		RAhms	20 14 00.63
DEdms	+55 57 11.2	Vmag	8.85	VarFlag		R Vmag	G
RAdeg	303.503	DEdeg	55.9531	AstroRef		Plx	3.77
CCDM		N CCDM		Nsys		Ncomp	1
MultFlag		Source		Qual		M HIP
Theta		Rho		HD	239355	BD	BD+55 2347
CD		CP		Dm number	+55 2347	VIred	0.36
SpType	A7	R SpType		Coord arcsec 2000	201400.63+555711.2

Hipparcos 2

HIP	99715	Sn	5	So	0	Nc	1
RArad	5.2971203642	DErad	0.9765659039	Plx	3.11	PmRA	11.59
PmDE	16.68	E RArad	0.61	E DErad	0.48	E Plx	0.6
E pmRA	0.72	E pmDE	0.54	Hpmag	8.9232	E Hpmag	0.0019
SHp	0.015	VA	0	BV	0.31	E BV	0.015
VI	0.36

CCDM

Ccdm	20140+5557	RComp		Comp	A	Note1
Note2		Discov num		DRAs	0.65	DDEs	11.6
R dRAs	81	Year		Theta		Rho
Obs	2	Vmag		Sp		PmNote	@
PmRA	16	PmDE	24	Dm number	+55 2347	Cat1	BD
Name2	+55 1343	Cat2	AGK2/3	HD	239355	M HD
ADS BDS		M ADS BDS		N IDS	W	IDS	20140+5557A
HIC	99715

20140+5557 B

Componente originario normalizzato	AB		Coord arcsec 2000	201400.63+555711.2		Mag	10.1		Calc delta mag	1.25
Calc coord	yes

CCDM

Ccdm	20140+5557	RComp		Comp	B	Note1
Note2		Discov num	TOK	DRAs		DDEs
R dRAs		Year	1984	Theta	154	Rho	0.1
Obs	3	Vmag		Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS	W	IDS	20140+5557B
HIC	99715