11475-3354 HDS 1666 (HD 102456)

11^h 47^m 29.74^s -33° 53' 57.7" P.A. 183.00 sep 0.4 mag 8.08,11.10 Sp K1III dist. 239.81 pc (782.26 l.y.)

Coord 2000	11475-3354	Discov num	HDS1666	Comp		Coord arcsec 2000	11 47 29.74 -33 53 57.7
Date first	1991	Date last	2019	Obs	2
Pa first	175	Pa last	183	P.A. Now (θ)	183°
Sep first	0.4	Sep last	0.382	Sep. Now (ρ)	0.382"
Mag pri	8.08	Mag sec	11.10	delta mag (ΔM)	3.02	Spectral class	K1III (yellow-orange)
Pri motion ra	+009	Sec motion ra
Pri motion dec	-021	Sec motion dec
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 102456	Constellation	Hydra	SAO	202816	HIP	57533
Tycho2	7225-00543-1	Gaia DR2	3465402269814180992	HD	102456	CD	CD-33 7958
CP	CP-33 3150	Distance	239.81	Distance ly	782.26

WDS 11475-3354 HDS 1666 (HD 102456) : 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
11475-3354	HDS1666		1991	1	175	0.4	8.08	11.10	K1III	D	114729.74-335357.7
11475-3354	HDS1666		2019	2	183	0.4	8.08	11.10	K1III		114729.74-335357.7

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

WDS 11475-3354 HDS 1666 (HD 102456) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 11475-3354 HDS 1666 (HD 102456) : MEASURES

No records found.

WDS 11475-3354 (HD 102456) : VIRTUAL EYEPIECE

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

WDS 11475-3354 (HD 102456) : ALADIN DSS IMAGE @ 11^h 47^m 29.74^s -33° 53' 57.7"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 11475-3354 HDS 1666 (HD 102456) : 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		11475-3354	HDS1666		183	0.4
Show		11442-3406	UC 2200		149	18.7	43
Show		11447-3423	TDS8013		270	1.0	46
Show		11455-3313	KPP 255		29	4.9	48
Show		11507-3308	SKF1909		129	28.6	61
Show		11447-3258	LDS5740		121	32.0	64
Show		11517-3312	UC 2222	AB	170	100.7	68
Show		11529-3354	HJ 4478		52	0.6	68
Show		11534-3340	SKF1910		113	9.1	75
Show		11538-3348	LDS 371		210	10.9	79
Show		11532-3441	TDS 650		216	1.0	86
Show		11426-3454	TSN 57		296	34.0	86
Show		11459-3519	RST2763		92	0.8	88
Show		11497-3227	I 1550	AB	119	1.0	92
Show		11497-3227	SKF1908	AC	180	25.4	92
Show		11498-3521	RST2770		234	1.5	93
Show		11466-3220	I 1549		4	1.5	95
Show		11400-3327	I 232		162	2.1	98
Show		11462-3532	KPP1021		185	8.2	100
Show		11470-3206	RST2764		294	1.5	108
Show		11414-3514	JSP 497		81	3.4	111
Show		11417-3230	HJ 4465	AB	347	31.2	111
Show		11417-3230	HJ 4465	AC	44	66.1	111
Show		11417-3230	RST2760	CD	113	4.7	111
Show		11393-3304	LDS4127		132	8.0	115
Show		11553-3255	DAM1443		165	4.4	115
Show		11552-3250	LDS5745		64	137.0	115
Show		11437-3208	I 1548		20	1.4	117
Show		11489-3556	SEE 136		255	7.1	126
Show		11468-3148	LDS 364		316	100.9	127
Show		11567-3453	JSP 507		43	0.7	128
Show		11428-3549	TOK 846		212	1.3	129
Show		11509-3152	RST2771		254	0.3	129
Show		11475-3142	SWR 116		101	28.2	133
Show		11582-3421	UC 2240		7	6.9	136
Show		11366-3334	HJ 4455	AB	240	3.4	138
Show		11366-3334	HJ 4455	AC	81	44.0	138
Show		11431-3601	I 1546		283	0.2	139
Show		11546-3208	I 1215		236	0.6	140
Show		11373-3504	RST2756		76	2.9	145
Show		11491-3129	UC 2212		198	9.7	147
Show		11395-3205	BRT1670		47	4.9	149
Show		11567-3216	DUN 116	AB	82	18.7	152
Show		11567-3216	DUN 116	AC	38	30.0	152
Show		11567-3216	CVN 86	AF	178	5.8	152
Show		11567-3216	TOK 146	BE	113	4.8	152
Show		11567-3216	DUN 116	BC	359	21.8	152
Show		11359-3259	LDS4121		220	3.0	156
Show		11350-3329	LDS5734		257	275.9	158
Show		11513-3124	TVB 244		45	4.2	158
Show		11405-3142	LDS4133		130	109.6	159

WDS 11475-3354 : COMPONENTS

	A
B	pa=182.5° sep=0.38"

11475-3354 A

Componente originario normalizzato	AB	Name	HD 102456	Coord arcsec 2000	114729.74-335357.7	Mag	8.08
Spectral class	K1III (yellow-orange)	PmRA	9.00	PmDE	-21.0	SAO	202816
HIP	57533	Tycho2	7225-00543-1	HD	102456	CD	CD-33 7958
CP	CP-33 3150

Tycho2

Tycho2	7225-00543-1	Pflag		RAmdeg	176.87393247	DEmdeg	-33.89942439
PmRA	7.1	PmDE	-19.0	E RAmdeg	7	E DEmdeg	8
E pmRA	1.4	E pmDE	1.4	EpRAm	1990.89	EpDEm	1990.57
Num	8	Q RAmdeg	0.7	Q DEmdeg	1.4	Q pmRA	0.8
Q pmDE	1.4	BTmag	9.562	E BTmag	0.023	VTmag	8.005
E VTmag	0.013	Prox	999	TYC	T	HIP	57533
CCDM	AB	RAdeg	176.87391250	DEdeg	-33.89937944	EpRA 1990	1.64
EpDE 1990	1.53	E RAdeg	6.9	E DEdeg	7.8	Posflg
Corr	0.0

SAO

SAO	202816	DelFlag		RA1950		PmRA1950	0.0005
DE1950		PmDE1950	-0.068	Vmag	7.8	SpType	K2
Double code		Source	40	CatNum	5852	DM	CD-33 7958
DMcomp		BDsup		HD	102456	M HD	0
GC		RA1950rad	3.07604439	DE1950rad	-0.58680601	PmRA2000	0.0007
PmDE2000	-0.064

Hipparcos

Catalog	H	HIP	57533	Proxy	H	RAhms	11 47 29.74
DEdms	-33 53 57.7	Vmag	7.86	VarFlag		R Vmag	H
RAdeg	176.874	DEdeg	-33.8994	AstroRef	A	Plx	4.15
CCDM	11475-3354	N CCDM	H	Nsys	1	Ncomp	2
MultFlag	C	Source		Qual	A	M HIP	AB
Theta	175	Rho	0.405	HD	102456	BD
CD	CD-33 7958	CP	CP-33 3150	Dm number	-33 7958	VIred	1.24
SpType	K1III	R SpType		Coord arcsec 2000	114729.74-335357.7

Hipparcos 2

HIP	57533	Sn	15	So	3	Nc	2
RArad	3.0870322058	DErad	-0.5916555916	Plx	4.17	PmRA	8.89
PmDE	-19.34	E RArad	0.8	E DErad	0.6	E Plx	1.08
E pmRA	1	E pmDE	0.65	Hpmag	8.0171	E Hpmag	0.0017
SHp	0.009	VA	0	BV	1.29	E BV	0.02
VI	1.25

CCDM

Ccdm	11475-3354	RComp		Comp	A	Note1
Note2		Discov num		DRAs	-0.25	DDEs	2.1
R dRAs	82	Year		Theta		Rho
Obs	2	Vmag	8.1	Sp	K1	PmNote	*
PmRA	9	PmDE	-21	Dm number	-33 7958	Cat1	CD
Name2	202816	Cat2	SAO	HD	102456	M HD
ADS BDS		M ADS BDS		N IDS		IDS
HIC	57533

11475-3354 B

Componente originario normalizzato	AB		Coord arcsec 2000	114729.74-335358.1		Mag	11.1		Calc delta mag	3.02
Calc coord	yes

CCDM

Ccdm	11475-3354	RComp		Comp	B	Note1
Note2		Discov num	HDS	DRAs	-0.25	DDEs	1.7
R dRAs	82	Year	1991	Theta	175	Rho	0.4
Obs	1	Vmag	11.1	Sp		PmNote	*
PmRA	9	PmDE	-21	Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS
HIC	57533