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Current system
20003+2611
HO 584
HD 189671


Nearby doubles
13' : 19594+2606
BRT3352

15' : 20001+2557
HJ 1462

27' : 19594+2636
A 276

39' : 19578+2551
TDT1880

39' : 20028+2628
BRT 207

39' : 20026+2633
BKO 755

40' : 20008+2533
BRT 206

43' : 19581+2643
TDT1887

44' : 19585+2534
TDT1889

46' : 20031+2636
AG 396

51' : 20040+2614
KPP3352

53' : 20030+2534
NSN 726

54' : 19564+2559
AZC 107

58' : 20042+2547
HLA 26

59' : 20043+2633
TDT1950

61' : 20030+2659
KPP4181

63' : 20003+2509
POU4182

65' : 20029+2518
POU4192

68' : 20018+2716
A 277

69' : 20051+2629
DOO 77

69' : 19568+2516
POU4147AB

70' : 19557+2644
TDT1856

70' : 19574+2709
ARN 120

72' : 19579+2715
AC 16AB

76' : 19594+2450
CHE 186

77' : 19584+2458
POU4160



Selections
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Binary Systems
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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20003+2611 HO 584 (HD 189671)

 
 
20h 00m 15.36s +26° 11' 16.5" P.A. 227.00 sep 2.4 mag 6.60,12.10 Sp G8II dist. 800 pc (2609.6 l.y.)
 
 
Coord 2000 20003+2611 Discov num HO  584 Comp Coord arcsec 2000 20 00 15.36 +26 11 16.5
Date first 1896 Date last 2018 Obs 7
Pa first 226 Pa last 226.9 P.A. Now (θ) 226.9°
Sep first 2.3 Sep last 2.38 Sep. Now (ρ) 2.38"
Mag pri 6.60 Mag sec 12.10 delta mag (ΔM) 5.5 Spectral class G8II (yellow)
Pri motion ra +005 Sec motion ra
Pri motion dec -012 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 189671 Constellation Vulpecula SAO 88046 HIP 98458
Tycho2 2145-01663-1 Gaia DR2 1835059038191771904 HD 189671 GC 27726
BD BD+25 4060 Distance 800 Distance ly 2609.6
 
 
WDS 20003+2611 HO 584 (HD 189671) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Ho_1883 Ma j Hough, G.W. 1883MNRAS..43..371H
Ho_1883 MNRAS 43, 371, 1883 (data also in Ho_1890) 1890AN....125....1H
Ho_1884 Ma j Hough, G.W. 1884MNRAS..44..365H
Ho_1884 MNRAS 44, 365, 1884 (data also in Ho_1890) 1890AN....125....1H
Ho_1885 Ma j Hough, G.W. 1885MNRAS..45..417H
Ho_1885 MNRAS 45, 417, 1885 (data also in Ho_1890) 1890AN....125....1H
Ho_1886 Ma j Hough, G.W. 1886MNRAS..46..393H
Ho_1886 MNRAS 46, 393, 1886 (data also in Ho_1890) 1890AN....125....1H
Ho_1887 Ma j Hough, G.W. 1887AN....116..273H
Ho_1887 AN 116, 273, 1887
Ho_1890 Ma j Hough, G.W. 1890AN....125....1H
Ho_1890 AN 125, 1, 1890
Ho_1890b Ma j Hough, G.W. 1890AJ......9..177H
Ho_1890b AJ 9, 177, 1890 (some data also in Ho_1890 or Ho_1894b) 1890AN....125....1H
Ho_1894a Ma - Hough, G.W. 1894MNRAS..54..251H
Ho_1894a MNRAS 54, 251, 1894
Ho_1894b Ma j Hough, G.W. (HO 304 - 490) 1894AN....135..281H
Ho_1894b AN 135, 281, 1894
Ho_1894c Ma - Hough, G.W. (measure by Dembowski, H.) 1894AN....135..281H
Ho_1894c AN 135, 281, 1894
Ho_1899a Ma j Hough, G.W. 1899AN....149..65H
Ho_1899a AN 149, 65, 1899
Ho_1899b Ma - Hough, G.W. (measure by Burnham, S.W.) 1899AN....149..65H
Ho_1899b AN 149, 65, 1899
Ho_1907 Ma - Hough, G.W. 1907PFAO....3c...1D
Ho_1907 Pub. Univ. Penn. 3, Pt. 3, 1907 (measures sent to Doolittle)
Ho_1932A Ma - Hough, G.W. 1932QB821.A43......
Ho_1932A cited in ADS, 1932 (unpublished measures sent to Aitken in manuscript by Fox)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20003+2611 HO 584 1975 5 227 2.4 6.60 12.10 G8II 200015.36+261116.5
20003+2611 HO 584 2018 6 227 2.4 6.60 12.10 G8II 200015.36+261116.5

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

 
 
WDS 20003+2611 HO 584 (HD 189671) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20003+2611 HO 584 (HD 189671) : MEASURES
 
 
No records found.

 
 
WDS 20003+2611 (HD 189671) : VIRTUAL EYEPIECE
 
 

20003+2611 HO 584A mag 6.6 Sp G8II 20003+2611 HO 584B sep 2.2 P.A. 223.80 mag 12.1 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20003+2611 (HD 189671) : ALADIN DSS IMAGE @ 20h 00m 15.36s +26° 11' 16.5"
 
 
 
 
WDS 20003+2611 HO 584 (HD 189671) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20003+2611 HO 584 distance=0' 19594+2606 BRT3352 distance=13' 20001+2557 HJ 1462 distance=15' 19594+2636 A 276 distance=27' 19578+2551 TDT1880 distance=39' 20028+2628 BRT 207 distance=39' 20026+2633 BKO 755 distance=39' 20008+2533 BRT 206 distance=40' 19581+2643 TDT1887 distance=43' 19585+2534 TDT1889 distance=44' 20031+2636 AG 396 distance=46' 20040+2614 KPP3352 distance=51' 20030+2534 NSN 726 distance=53' 19564+2559 AZC 107 distance=54' 20042+2547 HLA 26 distance=58' 20043+2633 TDT1950 distance=59' 20030+2659 KPP4181 distance=61' 20003+2509 POU4182 distance=63' 20029+2518 POU4192 distance=65' 20018+2716 A 277 distance=68' 20051+2629 DOO 77 distance=69' 19568+2516 POU4147AB distance=69' 19568+2516 BKO 744AC distance=69' 19557+2644 TDT1856 distance=70' 19574+2709 ARN 120 distance=70' 19579+2715 AC 16AB distance=72' 19579+2715 AC 16AC distance=72' 19594+2450 CHE 186 distance=76' 19584+2458 POU4160 distance=77' 20032+2506 POU4195BC distance=77' 20032+2506 POU4194AB distance=78' 20032+2506 POU4195AC distance=78' 20041+2514 POU4199 distance=78' 19547+2636 TDT1843 distance=79' 20050+2526 FMR 157 distance=79' 20020+2456 STT 395 distance=79' 20061+2613 TDT1977 distance=80' 19577+2459 BKO 746 distance=81' 19573+2501 POU4153 distance=81' 19568+2718 COU1165 distance=81' 20006+2451 POU4183AB distance=81' 20006+2451 BKO 752BC distance=81' 19597+2450 POU4170 distance=82' 20058+2536 HJ 1479 distance=84' 19599+2734 MLB 604 distance=84' 20003+2447 BKO 751 distance=85' 20031+2456 ROE 147 distance=85' 20002+2446 BKO 750 distance=85' 20000+2446 POU4175 distance=85' 20003+2446 POU4181 distance=86' 19540+2616 COU1321 distance=86' 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 20003+2611 HO 584 227 2.4
Show 19594+2606 BRT3352 135 3.9 13
Show 20001+2557 HJ 1462 24 37.2 15
Show 19594+2636 A 276 332 0.9 27
Show 19578+2551 TDT1880 267 0.8 39
Show 20028+2628 BRT 207 311 4.0 39
Show 20026+2633 BKO 755 311 8.2 39
Show 20008+2533 BRT 206 109 1.9 40
Show 19581+2643 TDT1887 342 0.4 43
Show 19585+2534 TDT1889 217 0.8 44
Show 20031+2636 AG 396 91 16.0 46
Show 20040+2614 KPP3352 244 23.5 51
Show 20030+2534 NSN 726 338 1.7 53
Show 19564+2559 AZC 107 110 15.1 54
Show 20042+2547 HLA 26 71 8.6 58
Show 20043+2633 TDT1950 229 2.8 59
Show 20030+2659 KPP4181 236 1.5 61
Show 20003+2509 POU4182 129 9.8 63
Show 20029+2518 POU4192 277 9.4 65
Show 20018+2716 A 277 340 4.3 68
Show 20051+2629 DOO 77 153 18.4 69
Show 19568+2516 POU4147 AB 322 11.1 69
Show 19568+2516 BKO 744 AC 187 8.3 69
Show 19557+2644 TDT1856 226 1.6 70
Show 19574+2709 ARN 120 93 93.4 70
Show 19579+2715 AC 16 AB 232 0.4 72
Show 19579+2715 AC 16 AC 136 92.3 72
Show 19594+2450 CHE 186 176 1.2 76
Show 19584+2458 POU4160 228 5.1 77
Show 20032+2506 POU4195 BC 264 8.9 77
Show 20032+2506 POU4194 AB 288 14.5 78
Show 20032+2506 POU4195 AC 279 22.9 78
Show 20041+2514 POU4199 85 2.7 78
Show 19547+2636 TDT1843 317 1.9 79
Show 20050+2526 FMR 157 356 24.5 79
Show 20020+2456 STT 395 129 0.7 79
Show 20061+2613 TDT1977 311 0.5 80
Show 19577+2459 BKO 746 320 5.9 81
Show 19573+2501 POU4153 32 8.2 81
Show 19568+2718 COU1165 77 0.9 81
Show 20006+2451 POU4183 AB 212 3.7 81
Show 20006+2451 BKO 752 BC 241 6.7 81
Show 19597+2450 POU4170 94 9.0 82
Show 20058+2536 HJ 1479 3 34.3 84
Show 19599+2734 MLB 604 262 5.2 84
Show 20003+2447 BKO 751 198 5.0 85
Show 20031+2456 ROE 147 178 2.1 85
Show 20002+2446 BKO 750 161 4.8 85
Show 20000+2446 POU4175 77 13.2 85
Show 20003+2446 POU4181 203 4.4 86
Show 19540+2616 COU1321 136 0.2 86

 
 
WDS 20003+2611 : COMPONENTS
 
 
  A
B pa=223.8°
sep=2.25"
 
 
20003+2611 A
 
 
Componente originario normalizzato AB Name HD 189671 Coord arcsec 2000 200015.36+261116.5 Mag 6.6
Spectral class G8II (yellow) PmRA 5.00 PmDE -12.0 SAO 88046
HIP 98458 Tycho2 2145-01663-1 HD 189671 GC 27726
BD BD+25 4060
Tycho2
Tycho2 2145-01663-1 Pflag RAmdeg 300.06399907 DEmdeg 26.18787900
PmRA 2.2 PmDE -10.1 E RAmdeg 4 E DEmdeg 4
E pmRA 1.2 E pmDE 1.1 EpRAm 1991.39 EpDEm 1991.49
Num 13 Q RAmdeg 1.8 Q DEmdeg 1.8 Q pmRA 1.6
Q pmDE 1.8 BTmag 7.972 E BTmag 0.016 VTmag 6.622
E VTmag 0.009 Prox 999 TYC T HIP 98458
CCDM RAdeg 300.06399361 DEdeg 26.18790222 EpRA 1990 1.62
EpDE 1990 1.72 E RAdeg 3.9 E DEdeg 3.9 Posflg
Corr 0.2
SAO
SAO 88046 DelFlag RA1950 PmRA1950 -0.0002
DE1950 PmDE1950 0.009 Vmag 6.6 SpType K0
Double code Source 70 CatNum 27726 DM BD+25 4060
DMcomp BDsup HD 189671 M HD 0
GC 27726 RA1950rad 5.22798386 DE1950rad 0.45465547 PmRA2000 -0.0001
PmDE2000 0.006
Hipparcos
Catalog H HIP 98458 Proxy RAhms 20 00 15.36
DEdms +26 11 16.5 Vmag 6.49 VarFlag R Vmag H
RAdeg 300.064 DEdeg 26.1879 AstroRef Plx 2.21
CCDM 20003+2611 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 189671 BD BD+25 4060
CD CP Dm number +25 4060 VIred 1.03
SpType G8II R SpType Coord arcsec 2000 200015.36+261116.5
Hipparcos 2
HIP 98458 Sn 5 So 0 Nc 1
RArad 5.237104649 DErad 0.4570651551 Plx 1.25 PmRA 1.59
PmDE -6.32 E RArad 0.28 E DErad 0.32 E Plx 0.48
E pmRA 0.34 E pmDE 0.36 Hpmag 6.6556 E Hpmag 0.0009
SHp 0.009 VA 0 BV 1.132 E BV 0.006
VI 1.03
CCDM
Ccdm 20003+2611 RComp Comp A Note1
Note2 Discov num DRAs -2.60 DDEs 16.6
R dRAs 10 Year Theta Rho
Obs 2 Vmag 6.6 Sp K0 PmNote *
PmRA 8 PmDE -4 Dm number +25 4060 Cat1 BD
Name2 +26 2190 Cat2 AGK2/3 HD 189671 M HD
ADS BDS A13237 M ADS BDS N IDS IDS 19561N2555A
HIC 98458
 
 
20003+2611 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 200015.24+261114.9 Mag 12.1 Calc delta mag 5.5
Calc coord yes
CCDM
Ccdm 20003+2611 RComp Comp B Note1
Note2 Discov num HO 584 DRAs DDEs
R dRAs Year 1896 Theta 226 Rho 2.3
Obs 4 Vmag 12.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13237 M ADS BDS N IDS IDS 19561N2555B
HIC 98458