20103-2030 BEU 21 (HD 191391)

20^h 10^m 19.57^s -20° 29' 36.3" P.A. 43.00 sep 0.2 mag 8.10,12.00 Sp K4 dist. 15.62 pc (50.95 l.y.)

Coord 2000	20103-2030	Discov num	BEU 21	Comp		Coord arcsec 2000	20 10 19.57 -20 29 36.3
Date first	2001	Date last	2021	Obs	5
Pa first	75	Pa last	42.9	P.A. Now (θ)	42.9°
Sep first	1.0	Sep last	0.167	Sep. Now (ρ)	0.167"
Mag pri	8.10	Mag sec	12.00	delta mag (ΔM)	3.9	Spectral class	K4 (yellow-orange)
Pri motion ra	-457	Sec motion ra
Pri motion dec	-377	Sec motion dec
Notes	R (Red magnitudes)

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 191391	Constellation	Capricornus	SAO	188984	HIP	99385
Tycho2	6323-01585-1	HD	191391	GL	Gl 782	BD	BD-20 5833
Distance	15.62	Distance ly	50.95

WDS 20103-2030 BEU 21 (HD 191391) : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Beu2004	A j	Beuzit, J.-L., Segransan, D., Forveille, T., Udry, S., Delfosse, X., Mayor, M.,	2004A&A...425..997B
Beu2004		Perrier, C., Hainaut, M.-C., et al.
Beu2004		A&A 425, 997, 2004

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20103-2030	BEU 21		2001	1	75	1.0	8.92		K4	D	201019.57-202936.3
20103-2030	BEU 21		2015	2	67	0.6	8.10	12.00	K4	R	201019.57-202936.3
20103-2030	BEU 21		2018	3	63	0.4	8.10	12.00	K4	R	201019.57-202936.3
20103-2030	BEU 21		2021	5	43	0.2	8.10	12.00	K4	R	201019.57-202936.3

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WDS 20103-2030 BEU 21 (HD 191391) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20103-2030 BEU 21 (HD 191391) : MEASURES

No records found.

WDS 20103-2030 (HD 191391) : VIRTUAL EYEPIECE

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WDS 20103-2030 (HD 191391) : ALADIN DSS IMAGE @ 20^h 10^m 19.57^s -20° 29' 36.3"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20103-2030 BEU 21 (HD 191391) : 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		20103-2030	BEU 21		43	0.2	1
Show		20097-2022	SEE 409		31	5.1	12
Show		20106-2055	AHD 14		100	10.2	26
Show		20102-1954	UC 4110		269	39.9	37
Show		20068-2034	HU 759		296	0.5	50
Show		20089-2122	BRT1560		138	4.5	56
Show		20134-1953	ARA1203		238	10.1	57
Show		20080-1939	KPP1032		302	8.3	61
Show		20082-1934	BHA 36		343	3.2	64
Show		20091-1928	TDT2026		198	1.7	65
Show		20093-1925	HU 80		6	2.5	67
Show		20104-1923	HDS2873		226	0.1	67
Show		20154-2030	SEE 411		2	2.5	72
Show		20147-2111	DON 982		62	5.0	75
Show		20049-2034	BRT1559		268	4.9	76
Show		20103-2147	PRB 8		201	999.9	78
Show		20058-1939	DON 978		106	0.5	82
Show		20155-2128	DON 983		192	2.0	94
Show		20071-1905	RST3248		122	0.7	97
Show		20029-2026	LDS 700		129	12.6	104
Show		20030-2040	DON 975		122	0.9	105
Show		20062-2159	UC 4084		284	44.4	107
Show		20097-2216	BRT1561		338	2.9	108
Show		20032-1940	KPP 620		355	5.7	112
Show		20070-1848	HJ 2928		311	13.5	113
Show		20020-2029	TDT1924		243	0.9	117
Show		20144-1843	ARA 796		80	12.3	121
Show		20186-1942	ARA1204		298	12.8	126
Show		20023-2124	LDS4828		105	42.0	126
Show		20157-1849	HJ 2940	AB	101	35.3	127
Show		20157-1849	HJ 2940	AC	76	20.6	127
Show		20157-1849	ABH 134	AD	103	70.6	127
Show		20157-1849	ABH 134	AE	252	84.5	127
Show		20191-1947	BHA 38		102	3.2	131
Show		20124-2237	RST3250		350	1.1	131
Show		20088-2242	WHC 18		312	20.8	134
Show		20194-1942	ARA1206		10	11.6	136
Show		20031-2207	TDT1937		131	1.1	140
Show		20199-2112	TDT2176		224	2.5	141
Show		20163-2225	KPP2112		354	17.1	143
Show		20197-2138	BRT1562		183	3.2	147
Show		20209-2027	ARA1207		237	9.4	149
Show		20154-1817	RST3252		261	0.6	151
Show		20194-1907	H 5 87		180	56.0	153
Show		20171-2119	SEE 412		230	25.7	156
Show		20032-2229	BRT1558		113	4.1	156
Show		19597-1940	LDS4827		253	15.1	158
Show		20209-1939	BU 662	AB	4	125.2	159
Show		20046-2247	TDT1953		253	0.4	159
Show		20204-1919	WSP 68	AB	120	13.1	159
Show		20204-1919	WSP 68	AC	189	21.3	159

WDS 20103-2030 : COMPONENTS

	A
B	pa=41.0° sep=0.16"

20103-2030 A

Componente originario normalizzato	AB	Name	HD 191391	Coord arcsec 2000	201019.57-202936.3	Mag	8.1
Spectral class	K4 (yellow-orange)	PmRA	-457.00	PmDE	-377.0	SAO	188984
HIP	99385	Tycho2	6323-01585-1	HD	191391	BD	BD-20 5833

Tycho2

Tycho2	6323-01585-1	Pflag		RAmdeg	302.58159516	DEmdeg	-20.49341209
PmRA	-447.0	PmDE	-372.3	E RAmdeg	14	E DEmdeg	17
E pmRA	1.5	E pmDE	1.5	EpRAm	1988.72	EpDEm	1987.23
Num	9	Q RAmdeg	2.1	Q DEmdeg	1.7	Q pmRA	2.2
Q pmDE	1.7	BTmag	10.568	E BTmag	0.048	VTmag	9.042
E VTmag	0.022	Prox	999	TYC	T	HIP	99385
CCDM		RAdeg	302.58269667	DEdeg	-20.49254500	EpRA 1990	1.69
EpDE 1990	1.56	E RAdeg	14.5	E DEdeg	19.1	Posflg
Corr	-0.1

SAO

SAO	188984	DelFlag		RA1950		PmRA1950	-0.0313
DE1950		PmDE1950	-0.356	Vmag	8.8	SpType	K5
Double code		Source	23	CatNum	8636	DM	BD-20 5833
DMcomp		BDsup		HD	191391	M HD	0
GC		RA1950rad	5.26843469	DE1950rad	-0.36017786	PmRA2000	-0.0311
PmDE2000	-0.359

Hipparcos

Catalog	H	HIP	99385	Proxy		RAhms	20 10 19.86
DEdms	-20 29 33.1	Vmag	8.91	VarFlag		R Vmag	G
RAdeg	302.583	DEdeg	-20.4925	AstroRef		Plx	63.82
CCDM		N CCDM		Nsys		Ncomp	1
MultFlag		Source		Qual		M HIP
Theta		Rho		HD	191391	BD	BD-20 5833
CD		CP		Dm number	-20 5833	VIred	1.5
SpType	K4Vp	R SpType		Coord arcsec 2000	201019.86-202933.1

Hipparcos 2

HIP	99385	Sn	5	So	0	Nc	1
RArad	5.2810652608	DErad	-0.3576618669	Plx	64.04	PmRA	-456.09
PmDE	-376.31	E RArad	1.25	E DErad	0.85	E Plx	1.5
E pmRA	1.68	E pmDE	1.23	Hpmag	9.0097	E Hpmag	0.0024
SHp	0.016	VA	0	BV	1.296	E BV	0.021
VI	1.5

20103-2030 B

Componente originario normalizzato	AB		Coord arcsec 2000	201019.58-202936.2		Mag	12		Calc delta mag	3.9
Calc coord	yes