20109+2237 HDS 2877 (HD 346009)

20^h 10^m 56.20^s +22° 37' 18.6" P.A. 197.00 sep 0.5 mag 10.06,12.50 Sp A0 dist. 847.46 pc (2764.41 l.y.)

Coord 2000	20109+2237	Discov num	HDS2877	Comp		Coord arcsec 2000	20 10 56.20 +22 37 18.6
Date first	1991	Date last	2009	Obs	3
Pa first	192	Pa last	196.5	P.A. Now (θ)	196.5°
Sep first	0.5	Sep last	0.492	Sep. Now (ρ)	0.492"
Mag pri	10.06	Mag sec	12.50	delta mag (ΔM)	2.44	Spectral class	A0 (white)
Pri motion ra	+003	Sec motion ra
Pri motion dec	-001	Sec motion dec
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 346009	Constellation	Vulpecula	HIP	99434	Tycho2	2154-00952-1
Gaia DR2	1830052407680118144	HD	346009	BD	BD+22 3953	Distance	847.46
Distance ly	2764.41

WDS 20109+2237 HDS 2877 (HD 346009) : 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
20109+2237	HDS2877		1991	1	192	0.5	10.06	12.50	A0		201056.20+223718.6
20109+2237	HDS2877		2009	2	201	0.5	10.06	12.50	A0		201056.20+223718.6

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

WDS 20109+2237 HDS 2877 (HD 346009) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20109+2237 HDS 2877 (HD 346009) : MEASURES

No records found.

WDS 20109+2237 (HD 346009) : VIRTUAL EYEPIECE

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WDS 20109+2237 (HD 346009) : ALADIN DSS IMAGE @ 20^h 10^m 56.20^s +22° 37' 18.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20109+2237 HDS 2877 (HD 346009) : 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		20109+2237	HDS2877		197	0.5
Show		20112+2222	GRV 319		352	69.3	17
Show		20122+2231	DAM 202	AB	34	10.3	19
Show		20122+2231	DAM 202	AC	344	10.0	19
Show		20124+2232	TDT2084		299	1.9	22
Show		20114+2217	COU 217	AB	343	1.5	22
Show		20114+2217	COU 217	AC	291	1.5	22
Show		20123+2248	COU 123		237	0.2	22
Show		20124+2224	GRV 322	AB	187	54.2	26
Show		20124+2224	GRV 322	AC	180	94.9	26
Show		20129+2238	J 2305		176	1.7	26
Show		20123+2215	J 3057		104	6.7	32
Show		20109+2311	BKO 790		146	5.8	34
Show		20134+2224	TDT2101		334	0.5	37
Show		20113+2314	POU4254		314	13.8	37
Show		20108+2319	POU4247		96	10.4	37
Show		20100+2314	POU4238		352	14.9	39
Show		20134+2214	J 3061		267	5.4	40
Show		20118+2316	POU4258		176	9.2	41
Show		20115+2318	BKO 795		79	4.6	42
Show		20116+2318	BKO 796		120	5.7	42
Show		20118+2317	BKO 797		281	5.5	42
Show		20112+2319	BKO 793		335	4.9	42
Show		20080+2224	RAO 426		302	3.0	43
Show		20128+2312	POU4276		96	9.9	44
Show		20117+2320	POU4256		250	11.0	44
Show		20098+2321	POU4236		111	9.1	47
Show		20081+2305	TDS1044		310	1.3	49
Show		20121+2324	BKO 800		54	6.9	50
Show		20141+2213	STF2655	AB	3	6.2	50
Show		20141+2213	STF2655	AC	154	60.5	50
Show		20103+2327	POU4239		32	3.5	51
Show		20115+2328	BKO 794		257	2.8	51
Show		20104+2329	POU4244		340	13.1	52
Show		20079+2207	BRT2466		185	8.1	53
Show		20125+2326	POU4270	AB	219	13.6	53
Show		20125+2326	BKO 802	AC	179	5.2	53
Show		20120+2328	POU4264		353	16.7	53
Show		20119+2328	BKO 798		35	5.3	53
Show		20112+2330	BKO 792		101	5.4	53
Show		20111+2330	BKO 791		255	7.5	54
Show		20119+2329	POU4261		112	6.5	54
Show		20135+2316	POU4286		60	10.4	54
Show		20126+2326	POU4272	AB	32	13.7	54
Show		20126+2326	BKO 803	AC	58	8.9	54
Show		20126+2326	BKO 803	BD	20	7.3	54
Show		20114+2331	POU4255		43	17.8	55
Show		20109+2332	POU4250		104	7.3	55
Show		20113+2333	POU4253		50	9.3	57
Show		20131+2326	TDS1051		31	1.5	57
Show		20108+2334	POU4248		218	7.6	58

WDS 20109+2237 : COMPONENTS

	A
B	pa=195.3° sep=0.49"

20109+2237 A

Componente originario normalizzato	AB	Name	HD 346009	Coord arcsec 2000	201056.20+223718.6	Mag	10.06
Spectral class	A0 (white)	PmRA	3.00	PmDE	-1.0	HIP	99434
Tycho2	2154-00952-1	HD	346009	BD	BD+22 3953

Tycho2

Tycho2	2154-00952-1	Pflag		RAmdeg	302.73416948	DEmdeg	22.62183706
PmRA	-0.1	PmDE	-1.1	E RAmdeg	17	E DEmdeg	19
E pmRA	1.2	E pmDE	1.2	EpRAm	1987.62	EpDEm	1986.73
Num	8	Q RAmdeg	0.8	Q DEmdeg	0.9	Q pmRA	0.7
Q pmDE	0.9	BTmag	10.070	E BTmag	0.031	VTmag	9.940
E VTmag	0.035	Prox	855	TYC	T	HIP	99434
CCDM	AB	RAdeg	302.73417028	DEdeg	22.62183667	EpRA 1990	1.65
EpDE 1990	1.55	E RAdeg	18.8	E DEdeg	21.0	Posflg	P
Corr	0.0

Hipparcos

Catalog	H	HIP	99434	Proxy	H	RAhms	20 10 56.20
DEdms	+22 37 18.6	Vmag	9.89	VarFlag		R Vmag	H
RAdeg	302.734	DEdeg	22.6218	AstroRef	A	Plx	1.93
CCDM	20109+2237	N CCDM	H	Nsys	1	Ncomp	2
MultFlag	C	Source		Qual	A	M HIP	AB
Theta	192	Rho	0.491	HD	346009	BD	BD+22 3953
CD		CP		Dm number	+22 3953	VIred	0.12
SpType	A0	R SpType		Coord arcsec 2000	201056.20+223718.6

Hipparcos 2

HIP	99434	Sn	15	So	3	Nc	2
RArad	5.2837080541	DErad	0.3948256942	Plx	1.18	PmRA	2.61
PmDE	-0.14	E RArad	1.11	E DErad	1.11	E Plx	1.57
E pmRA	1.53	E pmDE	1.55	Hpmag	9.9468	E Hpmag	0.0025
SHp	0.023	VA	0	BV	0.178	E BV	0.047
VI	0.2

CCDM

Ccdm	20109+2237	RComp		Comp	A	Note1
Note2		Discov num		DRAs	2.20	DDEs	18.6
R dRAs	82	Year		Theta		Rho
Obs	2	Vmag	10.1	Sp	A0	PmNote	*
PmRA	3	PmDE	-1	Dm number	+22 3953	Cat1	BD
Name2	+22 2107	Cat2	AGK2/3	HD	346009	M HD
ADS BDS		M ADS BDS		N IDS		IDS
HIC	99434

20109+2237 B

Componente originario normalizzato	AB		Coord arcsec 2000	201056.19+223718.1		Mag	12.5		Calc delta mag	2.44
Calc coord	yes

CCDM

Ccdm	20109+2237	RComp		Comp	B	Note1
Note2		Discov num	HDS	DRAs	2.20	DDEs	18.2
R dRAs	82	Year	1991	Theta	192	Rho	0.5
Obs	1	Vmag	12.5	Sp		PmNote	*
PmRA	3	PmDE	-1	Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS
HIC	99434