11475+2002 HDS 1665 Aa,Ab

11^h 47^m 28.40^s +20° 02' 01.3" P.A. 133.00 sep 1.0 mag 7.52,10.18 Sp F5Iab: dist. 92.51 pc (301.77 l.y.)

Coord 2000	11475+2002	Discov num	HDS1665	Comp	Aa,Ab	Coord arcsec 2000	11 47 28.40 +20 02 01.3
Date first	1991	Date last	2013	Obs	7
Pa first	125	Pa last	133.4	P.A. Now (θ)	133.4°
Sep first	0.9	Sep last	1.001	Sep. Now (ρ)	1.001"
Mag pri	7.52	Mag sec	10.18	delta mag (ΔM)	2.66	Spectral class	F5Iab: (yellow-white)
Pri motion ra	-001	Sec motion ra	+002
Pri motion dec	+029	Sec motion dec	+030
Notes	N (See Notes)

rPM=0.105 (< 0.3, Physical double)

This double is physical.

11475+2002 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		81994	11 47 28 +20 02 01	HDS 1665 Aa,Ab	2013	7	133	1.0	7.52	10.18	2.66		<===
Show	HD 102428	81994	11 47 28 +20 02 01	SHJ 130 AB	2017	21	30	71.0	7.52	9.94	2.42

Triple system
2 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation	Leo		SAO	81994		HIP	57529		Tycho2	1443-01353-1
HD	102428		BD	BD+20 2650		Distance	92.51		Distance ly	301.77

WDS 11475+2002 HDS 1665 Aa,Ab : NOTES

discov_num	notes	refcode
SHJ 130	B is BD+20@2651.

REFERENCES

refcode	metd	author	reference
HDS		Hipparcos Double Star (from additional DD list)	...................
SHJ1824	Ma -	South, J. & Herschel, J.	1824RSPT..114R...1H
SHJ1824		Phil. Trans. R. Soc. 114, 1, 1824
SHJ1844A	Ma -	South, J. & Herschel, J.	1844QB43.S66.......
SHJ1844A		cited by Smyth (Cycle of Celestial Objects 2, 1844)
SHJ1852A	Ma -	South, J. & Herschel, J.	.
SHJ1852A		cited by Bishop (Bishop Obs. Astron. Observations 1852)
SHJ1880A	Ma -	South, J. & Harschel, J.	1880MNRAS..40..497B
SHJ1880A		cited by Burnham (MNRAS 40, 497, 1880)
SHJ1906A	Ma -	South, J. & Herschel, J.	1906MmRAS..56....1L
SHJ1906A		cited by Lewis (MemRAS 56, 1, 1906)
SHJ1906B	Ma -	South, J. & Herschel, J.	1906QB821.B972.....
SHJ1906B		cited in BDS (Burnham Double Star Cat.), 1906
SHJ1913A	Ma -	South, J. & Herschel, J.	1913QB811.B8.......
SHJ1913A		cited by Burnham (Carnegie Inst. Wash. #168, 1913)
SHJ1932A	-	South, J. & Herschel, J.	1932QB821.A43......
SHJ1932A		cited in ADS (Aitken Double Star Cat.), 1932
SHJ9999	Ma -	South, J. & Herschel, J.	...................
SHJ9999		Unpublished, manuscript or reference not found.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
11475+2002	HDS1665	Aa,Ab	2000	3	124	1.0	7.52	10.18	F5Iab:	D	114728.40+200201.3
11475+2002	HDS1665	Aa,Ab	2007	4	130	0.9	7.52	10.18	F5Iab:	D	114728.40+200201.3
11475+2002	HDS1665	Aa,Ab	2012	6	133	2.0	7.52	10.18	F5Iab:	N	114728.40+200201.3
11475+2002	HDS1665	Aa,Ab	2013	7	133	1.0	7.52	10.18	F5Iab:	N	114728.40+200201.3

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

WDS 11475+2002 HDS 1665 Aa,Ab : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 11475+2002 HDS 1665 Aa,Ab : MEASURES

No records found.

WDS 11475+2002 : VIRTUAL EYEPIECE

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

WDS 11475+2002 : ALADIN DSS IMAGE @ 11^h 47^m 28.40^s +20° 02' 01.3"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 11475+2002 HDS 1665 Aa,Ab : NEIGHBORHOODS

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		11475+2002	HDS1665	Aa,Ab	133	1.0
Show		11475+2002	SHJ 130	AB	30	71.0
Show		11480+2013	MKT 7	Aa,Ab	23	0.0	14
Show		11480+2013	STFB 7	AB	356	75.5	14
Show		11495+1949	GWP1685		283	18.0	31
Show		11470+2056	CBL 357		262	25.2	55
Show		11432+2031	CVR1379		165	4.8	67
Show		11441+1914	CBL 351		213	15.3	67
Show		11526+2014	LDS4153		206	59.7	74
Show		11533+2019	STF1577		10	8.6	85
Show		11511+1851	HJ 511	AB	245	33.8	87
Show		11511+1851	SIN 67	AC	190	23.9	87
Show		11415+1934	UC 2191		297	23.7	89
Show		11428+2105	HU 888		179	0.5	91
Show		11539+2020	HU 1256	AB	355	0.3	92
Show		11539+2020	HU 1256	AC	347	1.4	92
Show		11542+2023	CBL 363		75	14.7	98
Show		11436+1808	COU 26		275	2.6	99
Show		11438+1831	BRT2412		292	4.8	105
Show		11528+2117	UC 2225		203	5.8	106
Show		11452+1821	GIC 101		280	999.9	107
Show		11545+1925	STTA112	AB	36	73.4	107
Show		11545+1925	LBU 14	BC	350	79.6	107
Show		11545+1925	LBU 14	BD	314	116.5	107
Show		11545+1921	CVR 632		214	18.2	109
Show		11547+1916	KPP2373		223	20.3	113
Show		11406+2102	STF1566		349	2.4	114
Show		11454+1811	SLW 640		74	126.6	116
Show		11531+1832	GRV1195		198	15.2	120
Show		11528+1828	GWP1696		139	27.0	121
Show		11561+2015	BRT2289		87	1.6	123
Show		11489+1802	LDS5742		109	4.4	123
Show		11438+1808	LNV 10		115	9.1	126
Show		11396+2105	CVR 120		93	13.6	127
Show		11396+1900	STF1565		304	22.2	128
Show		11557+1902	GWP1706		328	27.4	132
Show		11516+1802	SLW 661		268	153.1	133
Show		11458+1751	CBL 355		351	87.4	134
Show		11570+2023	DVG 32		258	53.9	136
Show		11516+2207	CHR 35		143	0.2	138
Show		11571+2026	DVG 33		47	32.3	139
Show		11377+2002	KPP3243		195	3.9	139
Show		11574+2019	DVG 34		122	6.1	141
Show		11391+1844	GWP1631		289	35.4	143
Show		11466+2231	KER 2	Aa,Ab	209	0.3	150
Show		11466+2231	ALP 17	AB	88	21.1	150
Show		11377+2107	UC 2179		4	10.4	152
Show		11378+2111	SLW 620		39	66.6	153
Show		11416+2211	KPP2632		201	24.4	153
Show		11486+2237	POU3113		110	4.2	156
Show		11372+2107	UC 2177	AB	208	9.1	158

WDS 11475+2002 : COMPONENTS

	A	Ab
Ab	pa=135.2° sep=0.97"
B	pa=28.8° sep=69.93"	pa=28.0° sep=70.21"

11475+2002 A

Name	HD 102428	Coord arcsec 2000	114728.40+200201.3	Mag	7.52	Spectral class	F5 (yellow-white)
PmRA	2.00	PmDE	30.0	SAO	81994	HIP	57529
Tycho2	1443-01353-1	HD	102428	BD	BD+20 2650

Tycho2

Tycho2	1443-01353-1	Pflag		RAmdeg	176.86831541	DEmdeg	20.03375881
PmRA	-0.8	PmDE	28.7	E RAmdeg	4	E DEmdeg	5
E pmRA	1.2	E pmDE	1.1	EpRAm	1991.63	EpDEm	1991.30
Num	11	Q RAmdeg	1.5	Q DEmdeg	1.4	Q pmRA	1.4
Q pmDE	1.5	BTmag	7.998	E BTmag	0.016	VTmag	7.522
E VTmag	0.011	Prox	9	TYC	T	HIP	57529
CCDM	A	RAdeg	176.86831750	DEdeg	20.03369306	EpRA 1990	1.85
EpDE 1990	1.69	E RAdeg	4.2	E DEdeg	5.1	Posflg
Corr	0.2

SAO

SAO	81994	DelFlag		RA1950		PmRA1950	-0.0006
DE1950		PmDE1950	0.026	Vmag	7.2	SpType	F5
Double code		Source	35	CatNum	4363	DM	BD+20 2650
DMcomp		BDsup		HD	102428	M HD	0
GC		RA1950rad	3.0756443	DE1950rad	0.35449725	PmRA2000	-0.0006
PmDE2000	0.031

Hipparcos

Catalog	H	HIP	57529	Proxy	H	RAhms	11 47 28.40
DEdms	+20 02 01.3	Vmag	7.36	VarFlag		R Vmag	G
RAdeg	176.868	DEdeg	20.0337	AstroRef	A	Plx	10.85
CCDM	11475+2003	N CCDM	I	Nsys	1	Ncomp	2
MultFlag	C	Source		Qual	A	M HIP	AC
Theta	125	Rho	0.937	HD	102428	BD	BD+20 2650
CD		CP		Dm number	+20 2650	VIred	0.57
SpType	F5Iab:	R SpType		Coord arcsec 2000	114728.40+200201.3

Hipparcos 2

HIP	57529	Sn	15	So	3	Nc	2
RArad	3.086934524	DErad	0.3496537976	Plx	10.81	PmRA	1.52
PmDE	29.52	E RArad	0.63	E DErad	0.39	E Plx	0.69
E pmRA	0.84	E pmDE	0.54	Hpmag	7.4449	E Hpmag	0.0008
SHp	0.007	VA	0	BV	0.495	E BV	0.007
VI	0.57

11475+2002 Ab

Coord arcsec 2000	114728.45+200200.6		Mag	10.18		PmRA	2.00		PmDE	30.0
Calc delta mag	2.66		Calc coord	yes

11475+2002 B

Coord arcsec 2000	114730.79+200302.6		Mag	9.94		PmRA	12.00		PmDE	-10.0
Tycho2	1443-00234-1		Calc delta mag	2.42		Calc coord	yes

Tycho2

Tycho2	1443-00234-1	Pflag		RAmdeg	176.87888709	DEmdeg	20.05108631
PmRA	12.1	PmDE	-10.0	E RAmdeg	17	E DEmdeg	24
E pmRA	1.1	E pmDE	1.1	EpRAm	1987.32	EpDEm	1983.27
Num	8	Q RAmdeg	1.2	Q DEmdeg	0.5	Q pmRA	1.2
Q pmDE	0.5	BTmag	10.982	E BTmag	0.052	VTmag	9.936
E VTmag	0.031	Prox	721	TYC	T	HIP
CCDM		RAdeg	176.87886167	DEdeg	20.05110972	EpRA 1990	1.88
EpDE 1990	1.67	E RAdeg	19.3	E DEdeg	28.3	Posflg
Corr	0.2