20112-3926 HDS 2878 (HD 191409)

20^h 11^m 13.78^s -39° 25' 43.7" P.A. 37.00 sep 0.3 mag 11.16,11.35 Sp F6/F7V dist. 190.84 pc (622.52 l.y.)

Coord 2000	20112-3926	Discov num	HDS2878	Comp		Coord arcsec 2000	20 11 13.78 -39 25 43.7
Date first	1991	Date last	2014	Obs	2
Pa first	34	Pa last	37.3	P.A. Now (θ)	37.3°
Sep first	0.3	Sep last	0.271	Sep. Now (ρ)	0.271"
Mag pri	11.16	Mag sec	11.35	delta mag (ΔM)	0.19	Spectral class	F6/F7V (yellow-white)
Pri motion ra	+000	Sec motion ra
Pri motion dec	-021	Sec motion dec
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 191409	Constellation	Sagittarius	HIP	99463	Tycho2	7952-00998-1
HD	191409	CD	CD-3913659	CP	CP-39 8644	Distance	190.84
Distance ly	622.52

WDS 20112-3926 HDS 2878 (HD 191409) : NOTES

No records found.

DISCOVERER

idgroup	discov	author
1	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
20112-3926	HDS2878		1991	1	34	0.3	11.16	11.35	F6/F7V		201113.78-392543.7
20112-3926	HDS2878		2014	2	37	0.3	11.16	11.35	F6/F7V		201113.78-392543.7

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

WDS 20112-3926 HDS 2878 (HD 191409) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20112-3926 HDS 2878 (HD 191409) : MEASURES

No records found.

WDS 20112-3926 (HD 191409) : VIRTUAL EYEPIECE

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

WDS 20112-3926 (HD 191409) : ALADIN DSS IMAGE @ 20^h 11^m 13.78^s -39° 25' 43.7"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20112-3926 HDS 2878 (HD 191409) : 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		20112-3926	HDS2878		37	0.3	0
Show		20134-3927	TDT2102		269	0.5	25
Show		20123-3956	WG 251		306	9.6	33
Show		20081-3929	RST2134		50	0.3	36
Show		20108-3845	YMG 90		343	1.4	42
Show		20148-3936	CRU9012		115	17.1	44
Show		20079-3951	CRU9011	AB	185	82.5	46
Show		20079-3951	CRU9011	AC	96	80.1	46
Show		20079-3952	UC 4093		108	23.5	47
Show		20090-3843	SEE 407		259	3.3	50
Show		20118-3825	TOK 904		315	4.2	61
Show		20123-3826	SKF2085		2	18.8	61
Show		20134-3821	B 472		24	1.0	70
Show		20174-3926	UC 4138		291	62.0	72
Show		20166-3841	KPP1571		71	11.9	77
Show		20064-3829	RST2132		119	0.4	80
Show		20174-4004	WG 252		99	3.3	82
Show		20068-4031	WG 250		330	16.7	83
Show		20187-3932	UC 4143		351	60.9	87
Show		20178-4011	DUN 230		117	9.7	89
Show		20185-4000	B 474	AB	28	3.3	92
Show		20185-4000	WG 254	AC	20	14.3	92
Show		20140-4053	SKF1163		12	8.5	94
Show		20055-4034	UC 4080		89	18.9	96
Show		20027-3939	RST2131		301	0.5	100
Show		20199-3938	UC 4148		227	39.2	102
Show		20092-4105	GRV1264		114	1.9	102
Show		20022-3936	UC 4068		138	34.2	105
Show		20056-4048	UC 4083		34	47.0	105
Show		20190-4037	KPP2109		91	17.1	114
Show		20098-3732	B 2883		130	8.3	116
Show		20008-3938	WG 249		125	13.4	121
Show		20057-3743	HDS2865		185	0.1	122
Show		20055-4109	UC 4081		352	14.1	123
Show		20125-4130	RST2136		48	0.6	126
Show		20012-3835	HDO 294		33	1.3	128
Show		20020-3816	TDT1925		66	0.5	129
Show		20168-3733	B 473		183	2.4	130
Show		20114-3715	B 470		253	3.2	131
Show		20006-3836	KPP 450		104	3.7	134
Show		20217-3813	KPP 471		209	3.7	143
Show		20200-3745	TVB 313		267	2.5	144
Show		20061-4138	CBL 177		9	23.7	145
Show		19597-4030	HJ 5159		30	27.1	148
Show		20243-3944	HDS2917		204	12.3	152
Show		19596-3813	RST2126		141	2.0	155
Show		19587-4029	RST2125		91	0.6	158
Show		19581-4012	CRU9010		46	13.1	159
Show		20076-4200	RSS 541		318	10.0	161
Show		20235-4044	WG 255		33	5.3	161
Show		20247-4019	KPP 968		335	7.9	165

WDS 20112-3926 : COMPONENTS

	A
B	pa=30.5° sep=0.25"

20112-3926 A

Name	HD 191409	Coord arcsec 2000	201113.78-392543.7	Mag	11.16	Spectral class	F6/F7V (yellow-white)
PmRA	0.00	PmDE	-21.0	HIP	99463	Tycho2	7952-00998-1
HD	191409	CD	CD-3913659	CP	CP-39 8644

Tycho2

Tycho2	7952-00998-1	Pflag		RAmdeg	302.80742598	DEmdeg	-39.42883427
PmRA	0.5	PmDE	-14.0	E RAmdeg	21	E DEmdeg	29
E pmRA	1.6	E pmDE	1.6	EpRAm	1989.11	EpDEm	1986.51
Num	8	Q RAmdeg	0.8	Q DEmdeg	1.6	Q pmRA	0.8
Q pmDE	1.6	BTmag	10.994	E BTmag	0.048	VTmag	10.449
E VTmag	0.041	Prox	999	TYC	T	HIP	99463
CCDM	AB	RAdeg	302.80742806	DEdeg	-39.42881167	EpRA 1990	1.76
EpDE 1990	1.48	E RAdeg	22.9	E DEdeg	32.5	Posflg	P
Corr	0.0

Hipparcos

Catalog	H	HIP	99463	Proxy	H	RAhms	20 11 13.78
DEdms	-39 25 43.7	Vmag	10.4	VarFlag		R Vmag	H
RAdeg	302.807	DEdeg	-39.4288	AstroRef	*	Plx	4.54
CCDM	20112-3926	N CCDM	H	Nsys	1	Ncomp	2
MultFlag	C	Source		Qual	A	M HIP	AB
Theta	34	Rho	0.25	HD	191409	BD
CD	CD-3913659	CP	CP-39 8644	Dm number	-3913659	VIred	0.62
SpType	F6/F7V	R SpType		Coord arcsec 2000	201113.78-392543.7

Hipparcos 2

HIP	99463	Sn	55	So	3	Nc	2
RArad	5.2849863764	DErad	-0.6881625995	Plx	5.24	PmRA	-0.32
PmDE	-19.57	E RArad	1.89	E DErad	1.08	E Plx	2.44
E pmRA	2.59	E pmDE	2.29	Hpmag	10.4981	E Hpmag	0.0033
SHp	0.031	VA	0	BV	0.45	E BV	0.06
VI	0.52

CCDM

Ccdm	20112-3926	RComp		Comp	A	Note1
Note2		Discov num		DRAs	1.77	DDEs	16.0
R dRAs	82	Year		Theta		Rho
Obs	2	Vmag	11.2	Sp	F6	PmNote	*
PmRA	0	PmDE	-21	Dm number	-3913659	Cat1	CD
Name2		Cat2		HD	191409	M HD
ADS BDS		M ADS BDS		N IDS		IDS
HIC	99463

20112-3926 B

Coord arcsec 2000

201113.79-392543.5

Mag

11.35

Calc delta mag

0.19

Calc coord

yes

CCDM

Ccdm	20112-3926	RComp		Comp	B	Note1
Note2		Discov num	HDS	DRAs	1.78	DDEs	16.2
R dRAs	82	Year	1991	Theta	34	Rho	0.3
Obs	1	Vmag	11.4	Sp		PmNote	*
PmRA	0	PmDE	-21	Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS
HIC	99463