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Current system
14524+1757
A 2071
EQ Boo


Nearby doubles
13' : 14515+1800
BRT1939

29' : 14537+1819
CVR1609

47' : 14525+1844
BU 31AB

51' : 14552+1830
GWP2473

54' : 14490+1737
GWP2462

56' : 14562+1745
HDS2108AB

58' : 14565+1755
LDS4516

59' : 14496+1840
SLW1037

62' : 14497+1710
TDS9317

64' : 14516+1900
UC 2857

66' : 14570+1758
KU 106

71' : 14514+1906
STF1888AB

77' : 14562+1704
COU 187

78' : 14565+1706
YSC 7

79' : 14549+1648
TDS9340

80' : 14522+1638
FAR 16

84' : 14470+1830
LEP 69

85' : 14466+1749
KPP3935

86' : 14583+1816
CVR 770

94' : 14462+1728
CVR1599

94' : 14470+1705
RAO 320

97' : 14590+1732
A 2072

99' : 14471+1655
GWP2458

101' : 14594+1800
UC 199

101' : 14583+1702
BPM 622

102' : 14595+1753
COU 188



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

14524+1757 A 2071 (EQ Boo)

 
 
14h 52m 25.79s +17° 57' 23.3" P.A. 273.00 sep 1.3 mag 9.34,9.95 Sp G5 dist. 105.82 pc (345.18 l.y.)
 
 
Coord 2000 14524+1757 Discov num A  2071 Comp Coord arcsec 2000 14 52 25.79 +17 57 23.3
Date first 1909 Date last 2017 Obs 39
Pa first 262 Pa last 272.9 P.A. Now (θ) 272.9°
Sep first 0.8 Sep last 1.295 Sep. Now (ρ) 1.295"
Mag pri 9.34 Mag sec 9.95 delta mag (ΔM) 0.61 Spectral class G5 (yellow)
Pri motion ra -029 Sec motion ra -029
Pri motion dec -012 Sec motion dec -012
Notes N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name EQ Boo Constellation Bootes SAO 101263 HIP 72757
Tycho2 1481-00193-1 Gaia DR2 1236394851134784512 HD 131317 ADS 9422
BD BD+18 2949 Distance 105.82 Distance ly 345.18
 
 
WDS 14524+1757 A 2071 (EQ Boo) : NOTES
 
 
discov_num notes refcode
A 2071 EQ Boo, Algol-type eclipsing binary, P = 5.43536 d. Zas2011
 
 
REFERENCES
 
 
refcode metd author reference
Zas2011 - Zasche, P. ...................
Zas2011 private communication, 2011
 
 
DISCOVERER
 
 
idgroup discov author
1 A Aitken, R.G.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
14524+1757 A 2071 2005 32 271 1.3 9.34 9.95 G5 D 145225.79+175723.3
14524+1757 A 2071 2008 34 270 1.3 9.34 9.95 G5 N D 145225.79+175723.3
14524+1757 A 2071 2011 35 270 1.4 9.34 9.95 G5 N 145225.79+175723.3
14524+1757 A 2071 2017 37 273 1.3 9.34 9.95 G5 N 145225.79+175723.3

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

 
 
WDS 14524+1757 A 2071 (EQ Boo) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 14524+1757 A 2071 (EQ Boo) : MEASURES
 
 
No records found.

 
 
WDS 14524+1757 (EQ Boo) : VIRTUAL EYEPIECE
 
 

14524+1757 A 2071A mag 9.34 Sp G5 14524+1757 A 2071B sep 1.2 P.A. 273.00 mag 9.95 virtual eyepiece
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Radius:
Components only
 
 
WDS 14524+1757 (EQ Boo) : ALADIN DSS IMAGE @ 14h 52m 25.79s +17° 57' 23.3"
 
 
 
 
WDS 14524+1757 A 2071 (EQ Boo) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

14524+1757 A 2071 distance=0' 14515+1800 BRT1939 distance=13' 14537+1819 CVR1609 distance=29' 14525+1844 BU 31AB distance=47' 14525+1844 BU 31AC distance=47' 14525+1844 BU 31AD distance=47' 14552+1830 GWP2473 distance=51' 14490+1737 GWP2462 distance=54' 14562+1745 HDS2108AB distance=56' 14562+1745 GII 61AC distance=56' 14565+1755 LDS4516 distance=58' 14496+1840 SLW1037 distance=59' 14497+1710 TDS9317 distance=62' 14516+1900 UC 2857 distance=64' 14570+1758 KU 106 distance=66' 14514+1906 STF1888AB distance=71' 14514+1906 STF1888AD distance=71' 14514+1906 ARN 12AF distance=71' 14514+1906 STF1888AC distance=71' 14514+1906 ARN 11AE distance=71' 14514+1906 STF1888BC distance=71' 14514+1906 STF1888BE distance=71' 14562+1704 COU 187 distance=77' 14565+1706 YSC 7 distance=78' 14549+1648 TDS9340 distance=79' 14522+1638 FAR 16 distance=80' 14470+1830 LEP 69 distance=84' 14466+1749 KPP3935 distance=85' 14583+1816 CVR 770 distance=86' 14462+1728 CVR1599 distance=94' 14470+1705 RAO 320 distance=94' 14590+1732 A 2072 distance=97' 14471+1655 GWP2458 distance=99' 14594+1800 UC 199 distance=101' 14583+1702 BPM 622 distance=101' 14595+1753 COU 188 distance=102' 14525+1939 ITF 148 distance=102' 14530+1950 ITF 188 distance=114' 14484+1937 ITF 162 distance=115' 14545+1606 MEL 2Ba,Bb distance=116' 14545+1606 FRT 1AB distance=116' 14527+1953 ITF 185 distance=117' 14483+1938 ITF 173 distance=117' 14484+1940 ITF 147AB distance=118' 14484+1940 ITF 147AC distance=118' 14521+1600 GWP2468 distance=118' 14487+1943 ITF 146 distance=119' 14588+1918 GWP2479 distance=121' 14522+1555 GWP2469 distance=123' 14470+1935 ITF 144 distance=125' 14466+1932 GWP2456 distance=126' grafico limitrofi
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 14524+1757 A 2071 273 1.3
Show 14515+1800 BRT1939 322 3.7 13
Show 14537+1819 CVR1609 268 3.5 29
Show 14525+1844 BU 31 AB 225 1.8 47
Show 14525+1844 BU 31 AC 163 8.2 47
Show 14525+1844 BU 31 AD 259 90.0 47
Show 14552+1830 GWP2473 11 195.7 51
Show 14490+1737 GWP2462 287 11.6 54
Show 14562+1745 HDS2108 AB 170 0.1 56
Show 14562+1745 GII 61 AC 194 1.8 56
Show 14565+1755 LDS4516 45 12.7 58
Show 14496+1840 SLW1037 49 11.3 59
Show 14497+1710 TDS9317 141 2.3 62
Show 14516+1900 UC 2857 110 32.8 64
Show 14570+1758 KU 106 239 57.4 66
Show 14514+1906 STF1888 AB 296 5.0 71
Show 14514+1906 STF1888 AD 286 160.8 71
Show 14514+1906 ARN 12 AF 39 335.4 71
Show 14514+1906 STF1888 AC 340 71.3 71
Show 14514+1906 ARN 11 AE 98 271.5 71
Show 14514+1906 STF1888 BC 343 67.0 71
Show 14514+1906 STF1888 BE 99 273.1 71
Show 14562+1704 COU 187 225 2.0 77
Show 14565+1706 YSC 7 359 0.4 78
Show 14549+1648 TDS9340 45 4.3 79
Show 14522+1638 FAR 16 57 80.7 80
Show 14470+1830 LEP 69 242 6.7 84
Show 14466+1749 KPP3935 198 1.9 85
Show 14583+1816 CVR 770 168 8.9 86
Show 14462+1728 CVR1599 292 4.4 94
Show 14470+1705 RAO 320 190 1.1 94
Show 14590+1732 A 2072 234 0.7 97
Show 14471+1655 GWP2458 275 5.9 99
Show 14594+1800 UC 199 201 37.3 101
Show 14583+1702 BPM 622 311 98.4 101
Show 14595+1753 COU 188 229 0.3 102
Show 14525+1939 ITF 148 42 12.1 102
Show 14530+1950 ITF 188 31 9.4 114
Show 14484+1937 ITF 162 351 4.6 115
Show 14545+1606 MEL 2 Ba,Bb 98 0.1 116
Show 14545+1606 FRT 1 AB 45 4.9 116
Show 14527+1953 ITF 185 228 3.1 117
Show 14483+1938 ITF 173 281 1.4 117
Show 14484+1940 ITF 147 AB 291 6.5 118
Show 14484+1940 ITF 147 AC 273 11.0 118
Show 14521+1600 GWP2468 34 12.1 118
Show 14487+1943 ITF 146 10 63.7 119
Show 14588+1918 GWP2479 212 38.3 121
Show 14522+1555 GWP2469 114 232.2 123
Show 14470+1935 ITF 144 189 24.3 125
Show 14466+1932 GWP2456 276 37.6 126

 
 
WDS 14524+1757 : COMPONENTS
 
 
  A
B pa=273.0°
sep=1.23"
 
 
14524+1757 A
 
 
Componente originario normalizzato AB Name EQ Boo Coord arcsec 2000 145225.79+175723.3 Mag 9.34
Spectral class G5 (yellow) PmRA -29.00 PmDE -12.0 SAO 101263
HIP 72757 Tycho2 1481-00193-1 HD 131317 ADS 9422
BD BD+18 2949
Tycho2
Tycho2 1481-00193-1 Pflag P RAmdeg 223.10747548 DEmdeg 17.95646139
PmRA -29.0 PmDE -12.3 E RAmdeg 11 E DEmdeg 11
E pmRA 1.3 E pmDE 1.3 EpRAm 1990.45 EpDEm 1990.63
Num 7 Q RAmdeg 1.7 Q DEmdeg 1.1 Q pmRA 1.7
Q pmDE 1.1 BTmag 9.960 E BTmag 0.022 VTmag 9.339
E VTmag 0.017 Prox 12 TYC T HIP 72757
CCDM A RAdeg 223.10764361 DEdeg 17.95649083 EpRA 1990 1.44
EpDE 1990 1.61 E RAdeg 11.4 E DEdeg 10.9 Posflg D
Corr 0.3
SAO
SAO 101263 DelFlag RA1950 PmRA1950 -0.0021
DE1950 PmDE1950 -0.013 Vmag 8.3 SpType G5
Double code Source 28 CatNum 5374 DM BD+18 2949
DMcomp BDsup HD 131317 M HD 0
GC RA1950rad 3.88386285 DE1950rad 0.31696686 PmRA2000 -0.0021
PmDE2000 -0.009
Hipparcos
Catalog H HIP 72757 Proxy H RAhms 14 52 25.84
DEdms +17 57 23.4 Vmag 8.79 VarFlag 2 R Vmag G
RAdeg 223.108 DEdeg 17.9565 AstroRef A Plx 9.25
CCDM 14524+1757 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 270 Rho 1.272 HD 131317 BD BD+18 2949
CD CP Dm number +18 2949 VIred 0.62
SpType G5 R SpType Coord arcsec 2000 145225.84+175723.4
Hipparcos 2
HIP 72757 Sn 15 So 3 Nc 2
RArad 3.8939630784 DErad 0.3133999281 Plx 9.45 PmRA -32.56
PmDE -10.26 E RArad 1.03 E DErad 1.44 E Plx 1.63
E pmRA 1.51 E pmDE 2.26 Hpmag 8.9179 E Hpmag 0.0019
SHp 0.02 VA 2 BV 0.72 E BV 0.126
VI 0.62
CCDM
Ccdm 14524+1757 RComp Comp A Note1
Note2 Discov num DRAs 1.72 DDEs 23.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.0 Sp G5 PmNote *
PmRA -51 PmDE -20 Dm number +18 2949 Cat1 BD
Name2 +18 1357 Cat2 AGK2/3 HD 131317 M HD
ADS BDS A 9422 M ADS BDS N IDS IDS 14478N1822A
HIC 72757
 
 
14524+1757 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 145225.70+175723.4 Mag 9.95 PmRA -29.00
PmDE -12.0 Tycho2 1481-00193-2 Calc delta mag 0.61 Calc coord yes
Tycho2
Tycho2 1481-00193-2 Pflag P RAmdeg 223.10747548 DEmdeg 17.95646139
PmRA -29.0 PmDE -12.3 E RAmdeg 11 E DEmdeg 11
E pmRA 1.3 E pmDE 1.3 EpRAm 1990.45 EpDEm 1990.63
Num 7 Q RAmdeg 1.7 Q DEmdeg 1.1 Q pmRA 1.7
Q pmDE 1.1 BTmag 10.649 E BTmag 0.035 VTmag 9.953
E VTmag 0.027 Prox 12 TYC HIP 72757
CCDM B RAdeg 223.10728361 DEdeg 17.95648750 EpRA 1990 1.45
EpDE 1990 1.61 E RAdeg 19.3 E DEdeg 18.6 Posflg D
Corr 0.3
CCDM
Ccdm 14524+1757 RComp Comp B Note1
Note2 Discov num A 2071 DRAs DDEs
R dRAs Year 1959 Theta 269 Rho 1.0
Obs 14 Vmag 9.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 9422 M ADS BDS N IDS IDS 14478N1822B
HIC 72757