19496+4255 HDS 2822 (HD 187710)

19^h 49^m 37.17^s +42° 54' 34.3" P.A. 141.00 sep 1.3 mag 8.50,11.73 Sp A0 dist. 1000 pc (3262 l.y.)

Coord 2000	19496+4255	Discov num	HDS2822	Comp		Coord arcsec 2000	19 49 37.17 +42 54 34.3
Date first	1991	Date last	2016	Obs	5
Pa first	142	Pa last	141	P.A. Now (θ)	141°
Sep first	1.3	Sep last	1.296	Sep. Now (ρ)	1.296"
Mag pri	8.50	Mag sec	11.73	delta mag (ΔM)	3.23	Spectral class	A0 (white)
Pri motion ra	-005	Sec motion ra	-003
Pri motion dec	+002	Sec motion dec	+001
Notes

rPM=0.415

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 187710	Constellation	Cygnus	SAO	48876	HIP	97547
Tycho2	3144-00319-1	Gaia DR2	2078515479786973440	HD	187710	BD	BD+42 3484
Distance	1000	Distance ly	3262

WDS 19496+4255 HDS 2822 (HD 187710) : 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
19496+4255	HDS2822		1991	2	142	1.3	8.50	11.73	A0		194937.17+425434.3
19496+4255	HDS2822		2009	3	141	1.2	8.50	11.73	A0		194937.17+425434.3
19496+4255	HDS2822		2016	4	141	1.3	8.50	11.73	A0		194937.17+425434.3

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

WDS 19496+4255 HDS 2822 (HD 187710) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 19496+4255 HDS 2822 (HD 187710) : MEASURES

No records found.

WDS 19496+4255 (HD 187710) : VIRTUAL EYEPIECE

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

WDS 19496+4255 (HD 187710) : ALADIN DSS IMAGE @ 19^h 49^m 37.17^s +42° 54' 34.3"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 19496+4255 HDS 2822 (HD 187710) : 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		19496+4255	HDS2822		141	1.3
Show		19499+4253	KOI1353	AB	63	3.2	4
Show		19499+4253	KOI1353	AC	98	5.7	4
Show		19491+4254	DEA 267		122	11.2	5
Show		19496+4303	KOI 677		26	3.9	8
Show		19496+4241	KOI5361		201	1.8	14
Show		19509+4259	KOI6874		295	3.5	15
Show		19485+4246	KOI1700		288	0.3	15
Show		19487+4242	ES 1564		356	7.2	16
Show		19484+4245	KOI3775		46	4.0	17
Show		19492+4238	ES 1565	BC	50	4.7	18
Show		19497+4237	GRV 288		61	24.3	18
Show		19492+4238	ES 1565	AB	32	32.7	18
Show		19481+4247	KOI6033		168	4.1	19
Show		19485+4240	KOI1699		314	2.8	19
Show		19480+4247	KOI 238	AB	329	3.8	20
Show		19477+4257	KOI6873		53	4.0	21
Show		19507+4315	KOI1495		189	3.7	24
Show		19480+4239	KOI3907	AB	163	1.6	24
Show		19480+4239	KOI3907	AC	74	2.7	24
Show		19490+4319	KOI5414		170	4.1	25
Show		19479+4313	KOI 150		257	2.6	26
Show		19491+4320	KOI 315	AB	214	3.9	27
Show		19491+4320	KOI 315	AC	84	5.5	27
Show		19493+4321	DEA 323		138	14.1	28
Show		19513+4316	KOI 683		268	3.4	28
Show		19478+4316	KOI1706		12	2.7	30
Show		19490+4324	KOI6907		102	3.0	31
Show		19517+4315	KOI6895		155	1.8	31
Show		19494+4325	KOI4797	AB	125	3.4	31
Show		19494+4325	KOI4797	AC	78	3.9	31
Show		19492+4325	DEA 202		287	9.8	32
Show		19468+4246	A 602	AB	355	1.1	32
Show		19468+4246	A 602	AC	16	7.6	32
Show		19468+4246	A 602	AD	257	39.5	32
Show		19522+4238	BRT2244		221	4.3	33
Show		19518+4317	RAO 166		90	3.5	33
Show		19468+4246	A 602	DE	106	2.6	33
Show		19521+4314	KOI5408	AB	10	3.3	34
Show		19521+4314	KOI5408	AC	239	4.0	34
Show		19492+4328	KOI5426		160	3.0	34
Show		19479+4324	KOI4534		216	3.9	35
Show		19510+4327	KOI3339		345	3.4	36
Show		19527+4304	DEA 325		284	13.7	37
Show		19465+4240	KOI6835		78	3.1	38
Show		19510+4331	KOI6045		5	3.3	39
Show		19468+4231	KOI2879	AB	111	0.4	40
Show		19468+4231	KOI2879	AC	225	5.7	40
Show		19466+4317	KOI5407	AB	127	2.5	40
Show		19466+4317	KOI5407	AC	48	3.2	40
Show		19509+4332	KOI1499		257	3.0	40

WDS 19496+4255 : COMPONENTS

	A
B	pa=149.3° sep=1.17"

19496+4255 A

Componente originario normalizzato	AB	Name	HD 187710	Coord arcsec 2000	194937.17+425434.3	Mag	8.5
Spectral class	A0 (white)	PmRA	-5.00	PmDE	2.0	SAO	48876
HIP	97547	Tycho2	3144-00319-1	HD	187710	BD	BD+42 3484

Tycho2

Tycho2	3144-00319-1	Pflag		RAmdeg	297.40486279	DEmdeg	42.90952502
PmRA	-4.8	PmDE	1.9	E RAmdeg	6	E DEmdeg	6
E pmRA	1.2	E pmDE	1.3	EpRAm	1991.29	EpDEm	1991.37
Num	7	Q RAmdeg	1.0	Q DEmdeg	1.2	Q pmRA	1.1
Q pmDE	1.2	BTmag	8.522	E BTmag	0.016	VTmag	8.505
E VTmag	0.013	Prox	13	TYC	T	HIP	97547
CCDM	A	RAdeg	297.40487750	DEdeg	42.90952083	EpRA 1990	1.72
EpDE 1990	1.75	E RAdeg	6.0	E DEdeg	5.5	Posflg
Corr	0.0

SAO

SAO	48876	DelFlag		RA1950		PmRA1950	-0.0012
DE1950		PmDE1950	0.016	Vmag	8.4	SpType	A0
Double code		Source	4	CatNum	1766	DM	BD+42 3484
DMcomp		BDsup		HD	187710	M HD	0
GC		RA1950rad	5.18351805	DE1950rad	0.74669358	PmRA2000	-0.0008
PmDE2000	0.014

Hipparcos

Catalog	H	HIP	97547	Proxy	H	RAhms	19 49 37.17
DEdms	+42 54 34.3	Vmag	8.42	VarFlag		R Vmag	G
RAdeg	297.405	DEdeg	42.9095	AstroRef	A	Plx	1.69
CCDM	19496+4255	N CCDM	H	Nsys	1	Ncomp	2
MultFlag	C	Source		Qual	A	M HIP	AB
Theta	142	Rho	1.309	HD	187710	BD	BD+42 3484
CD		CP		Dm number	+42 3484	VIred	0.02
SpType	A0	R SpType		Coord arcsec 2000	194937.17+425434.3

Hipparcos 2

HIP	97547	Sn	15	So	3	Nc	2
RArad	5.1906942603	DErad	0.7489124037	Plx	1	PmRA	-2.97
PmDE	0.35	E RArad	0.43	E DErad	0.54	E Plx	0.58
E pmRA	0.48	E pmDE	0.62	Hpmag	8.4799	E Hpmag	0.0013
SHp	0.014	VA	0	BV	0.1	E BV	0.15
VI	0.02

CCDM

Ccdm	19496+4255	RComp		Comp	A	Note1
Note2		Discov num		DRAs	1.16	DDEs	-25.7
R dRAs	82	Year		Theta		Rho
Obs	2	Vmag	8.5	Sp	A0	PmNote	*
PmRA	-3	PmDE	1	Dm number	+42 3484	Cat1	BD
Name2	+42 1766	Cat2	AGK2/3	HD	187710	M HD
ADS BDS		M ADS BDS		N IDS		IDS
HIC	97547

19496+4255 B

Componente originario normalizzato	AB		Coord arcsec 2000	194937.22+425433.3		Mag	11.73		PmRA	-3.00
PmDE	1.0		Calc delta mag	3.23		Calc coord	yes

CCDM

Ccdm	19496+4255	RComp		Comp	B	Note1
Note2		Discov num	HDS	DRAs	1.24	DDEs	-26.8
R dRAs	82	Year	1991	Theta	142	Rho	1.3
Obs	1	Vmag	11.7	Sp		PmNote	*
PmRA	-3	PmDE	1	Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS
HIC	97547