21473-5852 HDS 3104 (HD 206910)

21^h 47^m 20.54^s -58° 51' 54.8" P.A. 182.00 sep 0.3 mag 9.47,11.74 Sp F7V dist. 290.7 pc (948.26 l.y.)

Coord 2000	21473-5852	Discov num	HDS3104	Comp		Coord arcsec 2000	21 47 20.54 -58 51 54.8
Date first	1991	Date last	2021	Obs	2
Pa first	194	Pa last	182.2	P.A. Now (θ)	182.2°
Sep first	0.3	Sep last	0.32	Sep. Now (ρ)	0.32"
Mag pri	9.47	Mag sec	11.74	delta mag (ΔM)	2.27	Spectral class	F7V (yellow-white)
Pri motion ra	+038	Sec motion ra
Pri motion dec	+004	Sec motion dec
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 206910	Constellation	Indus	SAO	247175	HIP	107580
Tycho2	8820-00085-1	Gaia DR2	6410698701752446464	HD	206910	CP	CP-59 7732
Distance	290.7	Distance ly	948.26

WDS 21473-5852 HDS 3104 (HD 206910) : 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
21473-5852	HDS3104		1991	1	194	0.3	9.47	11.74	F7V		214720.54-585154.8
21473-5852	HDS3104		2021	2	182	0.3	9.47	11.74	F7V		214720.54-585154.8

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

WDS 21473-5852 HDS 3104 (HD 206910) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21473-5852 HDS 3104 (HD 206910) : MEASURES

No records found.

WDS 21473-5852 (HD 206910) : VIRTUAL EYEPIECE

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

WDS 21473-5852 (HD 206910) : ALADIN DSS IMAGE @ 21^h 47^m 20.54^s -58° 51' 54.8"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21473-5852 HDS 3104 (HD 206910) : 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		21473-5852	HDS3104		182	0.3
Show		21504-5818	HDS3109	AB	301	0.1	42
Show		21516-5925	HU 1634		256	2.0	47
Show		21509-5939	HDS3111		189	0.2	55
Show		21423-5807	KPP4244		92	2.4	60
Show		21552-5831	TDT3243		107	1.0	65
Show		21435-5754	HJ 5286		87	8.1	66
Show		21466-5742	FIN 283		136	0.2	70
Show		21563-5921	HJ 5300	AB	34	25.5	76
Show		21563-5921	HJ 5300	BC	273	7.3	76
Show		21425-6000	HDS3091		69	0.7	78
Show		21570-5928	B 545	AB	195	4.0	83
Show		21411-5744	B 2497		234	9.9	84
Show		21444-6013	BAU 68	BC	161	28.6	85
Show		21444-6013	BAU 68	BD	124	40.6	85
Show		21444-6013	HJ 5294	AB	12	8.5	85
Show		21444-6013	BAU 68	AC	150	21.7	85
Show		21444-6013	BAU 68	AD	112	38.2	85
Show		21408-5742	UC 4523		226	34.4	87
Show		21444-5728	KPP3074		201	2.0	88
Show		21386-5750	TDT3079		289	0.6	93
Show		21440-5720	JC 25	AB	4	152.3	97
Show		21440-5720	JC 25	AC	214	187.0	97
Show		21357-5942	TOK 732		189	0.7	103
Show		21420-5706	KPP1729		177	13.4	114
Show		21562-5716	UC 4605		292	31.6	119
Show		22001-6005	WIS 359		107	215.0	122
Show		21323-5936	HU 1631		195	1.0	124
Show		21506-5647	HU 1633		323	1.6	128
Show		22007-6016	UC 4628		175	22.8	132
Show		22009-6024	TDT3292		77	0.5	138
Show		21293-5849	TDT2990		359	0.6	141
Show		21302-5942	B 1391		236	1.2	141
Show		21334-6024	TVB 320	BC	348	9.6	141
Show		22056-5858	B 548		250	0.1	142
Show		21329-6026	UC 4493		128	10.1	145
Show		21392-5641	KPP 572		65	5.3	147
Show		22022-5717	B 2899		219	7.9	152
Show		21304-6012	HJ 5270		46	27.7	152
Show		22071-5908	HJ 5316		136	3.5	154
Show		21278-5922	TOK 731		238	0.0	154
Show		21464-6129	TDT3150		347	0.6	158
Show		21297-6016	R 332		332	13.4	158
Show		21299-6020	UC 4477		320	16.7	160
Show		21304-6028	HU 1630		232	2.7	161
Show		22039-6035	TDT3319		260	0.5	163
Show		21362-5632	UC 4506	AB	69	60.9	167
Show		21556-6136	KPP1355		220	10.2	176
Show		22034-5647	SOZ 1	AB	88	403.1	179
Show		21557-6140	TOI 138		261	0.1	180
Show		22009-5628	I 338		289	0.9	181

WDS 21473-5852 : COMPONENTS

	A
B	pa=181.1° sep=0.32"

21473-5852 A

Componente originario normalizzato	AB	Name	HD 206910	Coord arcsec 2000	214720.54-585154.8	Mag	9.47
Spectral class	F7V (yellow-white)	PmRA	38.00	PmDE	4.0	SAO	247175
HIP	107580	Tycho2	8820-00085-1	HD	206910	CP	CP-59 7732

Tycho2

Tycho2	8820-00085-1	Pflag		RAmdeg	326.83574755	DEmdeg	-58.86520952
PmRA	39.3	PmDE	5.3	E RAmdeg	9	E DEmdeg	9
E pmRA	1.6	E pmDE	1.4	EpRAm	1990.85	EpDEm	1990.18
Num	9	Q RAmdeg	0.7	Q DEmdeg	1.0	Q pmRA	0.7
Q pmDE	1.0	BTmag	9.842	E BTmag	0.020	VTmag	9.280
E VTmag	0.015	Prox	327	TYC	T	HIP	107580
CCDM	AC	RAdeg	326.83557278	DEdeg	-58.86522167	EpRA 1990	1.75
EpDE 1990	1.61	E RAdeg	9.0	E DEdeg	9.4	Posflg	P
Corr	0.1

SAO

SAO	247175	DelFlag		RA1950		PmRA1950	0.0052
DE1950		PmDE1950	0.003	Vmag	9.3	SpType	F8
Double code		Source	43	CatNum	6852	DM	CP-59 7732
DMcomp		BDsup		HD	206910	M HD	0
GC		RA1950rad	5.68868673	DE1950rad	-1.03144	PmRA2000	0.0045
PmDE2000	0

Hipparcos

Catalog	H	HIP	107580	Proxy	H	RAhms	21 47 20.54
DEdms	-58 51 54.8	Vmag	9.22	VarFlag		R Vmag	H
RAdeg	326.836	DEdeg	-58.8652	AstroRef	*	Plx	3.21
CCDM	21473-5852	N CCDM	I	Nsys	2	Ncomp	2
MultFlag	C	Source		Qual	A	M HIP	AC
Theta	194	Rho	0.27	HD	206910	BD
CD		CP	CP-59 7732	Dm number	-59 7732	VIred	0.56
SpType	F7V	R SpType		Coord arcsec 2000	214720.54-585154.8

Hipparcos 2

HIP	107580	Sn	55	So	3	Nc	2
RArad	5.7043567383	DErad	-1.0273919368	Plx	3.44	PmRA	35.57
PmDE	4.12	E RArad	0.97	E DErad	0.95	E Plx	1.74
E pmRA	1.24	E pmDE	0.96	Hpmag	9.3413	E Hpmag	0.0023
SHp	0.026	VA	0	BV	0.546	E BV	0.017
VI	0.62

CCDM

Ccdm	21473-5852	RComp		Comp	A	Note1
Note2		Discov num		DRAs	2.57	DDEs	5.2
R dRAs	82	Year		Theta		Rho
Obs	3	Vmag	9.5	Sp	F8	PmNote
PmRA	38	PmDE	4	Dm number	-59 7732	Cat1	CPD
Name2	247175	Cat2	SAO	HD	206910	M HD
ADS BDS		M ADS BDS		N IDS	*	IDS	21401S5920A
HIC	107580

21473-5852 B

Componente originario normalizzato	AB		Coord arcsec 2000	214720.54-585155.1		Mag	11.74		Calc delta mag	2.27
Calc coord	yes

CCDM

Ccdm	21473-5852	RComp		Comp	B	Note1
Note2		Discov num	RSU	DRAs	3.39	DDEs	37.1
R dRAs	82	Year	1973	Theta	013	Rho	33.5
Obs	1	Vmag	10.5	Sp		PmNote
PmRA	-9	PmDE	-27	Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS	*	IDS	21401S5920B
HIC	107581