20536+3138 HDS 2976 (HD 199055)

20^h 53^m 33.32^s +31° 37' 34.1" P.A. 248.00 sep 0.3 mag 7.02,9.64 Sp A5 dist. 126.1 pc (411.34 l.y.)

Coord 2000	20536+3138	Discov num	HDS2976	Comp		Coord arcsec 2000	20 53 33.32 +31 37 34.1
Date first	1991	Date last	2014	Obs	6
Pa first	132	Pa last	248	P.A. Now (θ)	248°
Sep first	0.3	Sep last	0.266	Sep. Now (ρ)	0.266"
Mag pri	7.02	Mag sec	9.64	delta mag (ΔM)	2.62	Spectral class	A5 (white)
Pri motion ra	+038	Sec motion ra
Pri motion dec	+022	Sec motion dec
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 199055	Constellation	Cygnus	SAO	70636	HIP	103116
Tycho2	2688-00591-1	Gaia DR2	1865634876003438336	HD	199055	GC	29151
BD	BD+31 4254	Distance	126.1	Distance ly	411.34

WDS 20536+3138 HDS 2976 (HD 199055) : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
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
20536+3138	HDS2976		2003	4	195	0.2	7.02	9.64	A5	D	205333.32+313734.1
20536+3138	HDS2976		2014	6	248	0.3	7.02	9.64	A5		205333.32+313734.1

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

WDS 20536+3138 HDS 2976 (HD 199055) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20536+3138 HDS 2976 (HD 199055) : MEASURES

No records found.

WDS 20536+3138 (HD 199055) : VIRTUAL EYEPIECE

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WDS 20536+3138 (HD 199055) : ALADIN DSS IMAGE @ 20^h 53^m 33.32^s +31° 37' 34.1"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20536+3138 HDS 2976 (HD 199055) : 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		20536+3138	HDS2976		248	0.3	1
Show		20530+3136	TDT2602		64	0.6	7
Show		20528+3132	TDT2599		325	1.7	12
Show		20529+3149	A 1213		178	3.3	14
Show		20540+3124	ES 371		134	3.5	16
Show		20535+3156	GYL 41		203	34.2	18
Show		20529+3154	GYL 40		22	23.0	18
Show		20554+3147	TDT2630		86	1.9	25
Show		20534+3113	TDT2609		11	0.5	25
Show		20538+3104	CLL 16		184	32.0	34
Show		20562+3158	ES 372		146	3.5	41
Show		20535+3057	STTA212		155	65.7	41
Show		20554+3059	J 2329		11	6.5	42
Show		20553+3214	GYL 42		26	15.1	42
Show		20515+3104	NSN 737	AB	134	1.4	43
Show		20515+3104	RAO 676	AC	22	4.5	43
Show		20540+3220	TDT2615		281	0.4	43
Show		20534+3220	ES 2380		333	5.5	43
Show		20559+3206	STT 421	AB	194	34.8	43
Show		20559+3206	HU 1655	AC	73	30.6	43
Show		20559+3206	FYM 140	AD	162	29.5	43
Show		20503+3151	TDT2570		262	3.2	44
Show		20531+3221	ES 2379		115	7.0	45
Show		20547+3046	LDS2934		178	10.8	54
Show		20506+3055	BU 67	AB	311	1.5	58
Show		20506+3055	GII 293	Aa,Ab	137	0.1	58
Show		20491+3148	ES 370		44	7.7	58
Show		20578+3202	ES 2438		311	6.8	59
Show		20525+3040	TDT2594		160	0.8	60
Show		20493+3113	TDS1101		231	1.2	60
Show		20573+3215	KPP1292		28	9.9	61
Show		20492+3111	LDS2930		273	22.2	62
Show		20523+3038	LDS6417		295	228.9	63
Show		20577+3211	ES 2381		107	4.1	63
Show		20567+3047	LDS2935		200	10.1	64
Show		20487+3124	TDT2555		188	0.9	64
Show		20487+3159	ES 369		316	7.1	66
Show		20548+3242	STT 418		283	0.9	67
Show		20493+3217	LDS2931	AB	246	34.4	68
Show		20493+3217	HLA 28	AC	125	5.3	68
Show		20571+3230	TDT2654		205	0.5	70
Show		20554+3033	GRV 396		349	67.4	70
Show		20525+3246	GYL 39		83	14.9	70
Show		20538+3029	J 3117		40	5.5	70
Show		20588+3209	TDT2671		302	0.5	74
Show		20555+3028	TDT2633		116	1.4	75
Show		20593+3155	COU1178		16	1.2	76
Show		20491+3230	GYL 70		188	61.2	78
Show		20563+3247	GYL 27		184	24.2	78
Show		20521+3254	TDT2591		5	0.5	79
Show		20590+3218	COU1636		9	0.8	81

WDS 20536+3138 : COMPONENTS

	A
B	pa=244.6° sep=0.23"

20536+3138 A

Componente originario normalizzato	AB	Name	HD 199055	Coord arcsec 2000	205333.32+313734.1	Mag	7.02
Spectral class	A5 (white)	PmRA	38.00	PmDE	22.0	SAO	70636
HIP	103116	Tycho2	2688-00591-1	HD	199055	GC	29151
BD	BD+31 4254

Tycho2

Tycho2	2688-00591-1	Pflag		RAmdeg	313.38893138	DEmdeg	31.62619673
PmRA	34.1	PmDE	21.7	E RAmdeg	4	E DEmdeg	4
E pmRA	1.3	E pmDE	1.3	EpRAm	1991.34	EpDEm	1991.48
Num	11	Q RAmdeg	0.5	Q DEmdeg	1.5	Q pmRA	0.5
Q pmDE	1.5	BTmag	7.213	E BTmag	0.015	VTmag	6.883
E VTmag	0.010	Prox	846	TYC	T	HIP	103116
CCDM	AB	RAdeg	313.38883722	DEdeg	31.62614639	EpRA 1990	1.52
EpDE 1990	1.65	E RAdeg	3.7	E DEdeg	3.5	Posflg	P
Corr	0.2

SAO

SAO	70636	DelFlag		RA1950		PmRA1950	0.0023
DE1950		PmDE1950	0.033	Vmag	6.9	SpType	A5
Double code		Source	70	CatNum	29151	DM	BD+31 4254
DMcomp		BDsup		HD	199055	M HD	0
GC	29151	RA1950rad	5.46065001	DE1950rad	0.54865655	PmRA2000	0.0025
PmDE2000	0.03

Hipparcos

Catalog	H	HIP	103116	Proxy	H	RAhms	20 53 33.32
DEdms	+31 37 34.1	Vmag	6.85	VarFlag		R Vmag	H
RAdeg	313.389	DEdeg	31.6261	AstroRef	*	Plx	7.95
CCDM	20536+3138	N CCDM	H	Nsys	1	Ncomp	2
MultFlag	C	Source		Qual	A	M HIP	AB
Theta	132	Rho	0.253	HD	199055	BD	BD+31 4254
CD		CP		Dm number	+31 4254	VIred	0.33
SpType	A5	R SpType		Coord arcsec 2000	205333.32+313734.1

Hipparcos 2

HIP	103116	Sn	55	So	3	Nc	2
RArad	5.4696669863	DErad	0.5519803268	Plx	7.93	PmRA	37.75
PmDE	21.5	E RArad	0.28	E DErad	0.39	E Plx	0.55
E pmRA	0.37	E pmDE	0.46	Hpmag	6.9292	E Hpmag	0.0008
SHp	0.01	VA	0	BV	0.309	E BV	0.006
VI	0.35

CCDM

Ccdm	20536+3138	RComp		Comp	A	Note1
Note2		Discov num		DRAs	-2.66	DDEs	-25.7
R dRAs	82	Year		Theta		Rho
Obs	2	Vmag	7.0	Sp	A5	PmNote	*
PmRA	38	PmDE	22	Dm number	+31 4254	Cat1	BD
Name2	+31 2101	Cat2	AGK2/3	HD	199055	M HD
ADS BDS		M ADS BDS		N IDS		IDS
HIC	103116

20536+3138 B

Componente originario normalizzato	AB		Coord arcsec 2000	205333.30+313734.0		Mag	9.64		Calc delta mag	2.62
Calc coord	yes

CCDM

Ccdm	20536+3138	RComp		Comp	B	Note1
Note2		Discov num	HDS	DRAs	-2.64	DDEs	-25.8
R dRAs	82	Year	1991	Theta	132	Rho	0.3
Obs	1	Vmag	9.6	Sp		PmNote	*
PmRA	38	PmDE	22	Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS
HIC	103116