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Doubles in session


Current system
19586+3806
STF 2609
HD 189432


Nearby doubles
6' : 19586+3711
COU2410

7' : 19591+3809
COU2411

9' : 19590+3759
SEI 760

16' : 19577+3755
HJ 1457

16' : 19596+3756
SEI 775

17' : 19584+3751
KPP2624

17' : 19592+3821
TDT1900

18' : 19590+3750
ALI 651

25' : 19584+3830
J 1070

25' : 19593+3829
SEI 772AB

26' : 19591+3831
SEI 767AB

28' : 19571+3745
SKF2082

31' : 19564+3750
A 1408

32' : 20012+3811
ALI 652

34' : 19557+3805
DAM 1AB

34' : 19558+3803
SMA 112

35' : 19580+3840
A 1409

36' : 19570+3836
MLB 948

36' : 19573+3839
DAM 185

37' : 19578+3842
SEI 750

38' : 20010+3742
BU 1289AB

39' : 19557+3824
ALI 908

39' : 19579+3843
SEI 751AB

40' : 19565+3736
ES 2043

40' : 20001+3842
SEI 777

40' : 19574+3728
GRV 299



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

19586+3806 STF 2609 (HD 189432)

 
 
19h 58m 34.37s +38° 06' 20.8" P.A. 21.00 sep 1.9 mag 6.69,7.64 Sp B5IV dist. 440.53 pc (1437.01 l.y.)
 
 
Coord 2000 19586+3806 Discov num STF2609 Comp Coord arcsec 2000 19 58 34.37 +38 06 20.8
Date first 1828 Date last 2019 Obs 114
Pa first 26 Pa last 21.4 P.A. Now (θ) 21.4°
Sep first 2.9 Sep last 1.896 Sep. Now (ρ) 1.896"
Mag pri 6.69 Mag sec 7.64 delta mag (ΔM) 0.95 Spectral class B5IV (blue-white)
Pri motion ra +003 Sec motion ra +003
Pri motion dec -003 Sec motion dec -003
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 189432 Constellation Cygnus SAO 69193 HIP 98320
Tycho2 3137-01989-1 Gaia DR2 2072327355317117696 HD 189432 HR 7642
GC 27679 ADS 13198 BD BD+37 3703 Distance 440.53
Distance ly 1437.01
 
 
WDS 19586+3806 STF 2609 (HD 189432) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
STFA (F. Struve DD - Appendix list #1) ...................
STFB (F. Struve DD - Appendix list #2) ...................
StF1833A Ma - Struve, F.G.W. 1833MmRAS...5...13H
StF1833A +Mc cited by Herschel (MemRAS 5, 13, 1833)
StF1833B Ma - Struve, F.G.W. 1833AN.....10..389B
StF1833B cited by Bessel (AN 10, 389, 1833)
StF1837 Ma - Struve, F.G.W. 1837AN.....14...249
StF1837 Stellarum duplicium et multiplicium mensurae micrometricae...
StF1837 (Dorpat, Academiae scientiarum caesareae petropolitaneifique), 1837
StF1844A Ma - Struve, F.G.W. 1844QB43.S66.......
StF1844A cited by Smyth (Cycle of Celestial Objects 2, 1844)
StF1852A Ma - Struve, F.G.W. .
StF1852A cited by Bishop (Bishop Obs. Astron. Observations 1852)
StF1865A Ma - Struve, F.G.W. 1865AN.....64...81E
StF1865A cited by Engelmann (AN 64, 81, #1518, 1865)
StF1875A Ma - Struve, F.G.W. 1875AN.....85..323D
StF1875A cited by Doberck, 1875 (see Dob1875b,f,g,h)
StF1878 Ma - Struve, F.G.W. .
StF1878 Pulkova Observations 9, 1878
StF1878B Ma - Struve, F.G.W. 1878Obs.....2..239G
StF1878B cited by Gledhill (Obs 2, 239, 1878)
StF1880A Ma - Struve, F.G.W. 1880Obs.....3..535G
StF1880A cited by Gledhill (Obs 3, 535, 1880)
StF1906A Ma - Struve, F.G.W. 1906QB821.B972.....
StF1906A cited in BDS (Burnham Double Star Cat.), 1906
StF1906B Ma - Struve, F.G.W. 1906MmRAS..56....1L
StF1906B cited by Lewis (MemRAS 56, 1, 1906)
StF1922A Ma - Struve, F.G.W. 1922AN....216...49R
StF1922A cited by Rabe (AN 216, 49, 1922)
StF1932A Ma - Struve, F.G.W. 1932QB821.A43......
StF1932A cited in ADS (Aitken Double Star Cat.), 1932
StF2002 - - Weis, J.
StF2002 F. G. W. Struve's double stars : the Dorpat catalogue; the Pulkovo catalogue
StF2002 USNO Library : QB 821 .S8 W49 2002
StF2022 - - email note from Jan Weis: 6 July 2022
StF9999 Ma - Struve, F.G.W. ...................
StF9999 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
19586+3806 STF2609 2008 116 23 1.9 6.69 7.64 B5IV D 195834.37+380620.8
19586+3806 STF2609 2011 118 22 1.9 6.69 7.64 B5IV D 195834.37+380620.8
19586+3806 STF2609 2013 117 22 2.0 6.69 7.64 B5IV 195834.37+380620.8
19586+3806 STF2609 2014 108 22 1.9 6.69 7.64 B5IV 195834.37+380620.8
19586+3806 STF2609 2015 109 21 1.9 6.69 7.64 B5IV 195834.37+380620.8
19586+3806 STF2609 2017 111 23 1.9 6.69 7.64 B5IV 195834.37+380620.8
19586+3806 STF2609 2018 112 23 1.9 6.69 7.64 B5IV 195834.37+380620.8
19586+3806 STF2609 2019 114 22 1.9 6.69 7.64 B5IV 195834.37+380620.8

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

 
 
WDS 19586+3806 STF 2609 (HD 189432) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19586+3806 STF 2609 (HD 189432) : MEASURES
 
 
No records found.

 
 
WDS 19586+3806 (HD 189432) : VIRTUAL EYEPIECE
 
 

19586+3806 STF2609A mag 6.69 Sp B5IV 19586+3806 STF2609B sep 1.9 P.A. 17.10 mag 7.64 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 19586+3806 (HD 189432) : ALADIN DSS IMAGE @ 19h 58m 34.37s +38° 06' 20.8"
 
 
 
 
WDS 19586+3806 STF 2609 (HD 189432) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19586+3806 STF2609 distance=0' 19586+3711 COU2410 distance=6' 19591+3809 COU2411 distance=7' 19590+3759 SEI 760 distance=9' 19577+3755 HJ 1457 distance=16' 19596+3756 SEI 775 distance=16' 19584+3751 KPP2624 distance=17' 19592+3821 TDT1900 distance=17' 19590+3750 ALI 651 distance=18' 19584+3830 J 1070 distance=25' 19593+3829 SEI 772AB distance=25' 19593+3829 SEI 771AC distance=25' 19591+3831 SEI 767AB distance=26' 19591+3831 SEI 766AC distance=26' 19571+3745 SKF2082 distance=28' 19564+3750 A 1408 distance=31' 20012+3811 ALI 652 distance=32' 19557+3805 DAM 1AB distance=34' 19557+3805 DAM 1AC distance=34' 19557+3805 DAM 1AE distance=34' 19557+3805 DAM 1AD distance=34' 19557+3805 DAM 1BD distance=34' 19558+3803 SMA 112 distance=34' 19580+3840 A 1409 distance=35' 19570+3836 MLB 948 distance=36' 19573+3839 DAM 185 distance=36' 19578+3842 SEI 750 distance=37' 20010+3742 BU 1289AB distance=38' 20010+3742 BU 1289AC distance=38' 20010+3742 FOX 246AB,D distance=38' 20010+3742 WAL 125AB,E distance=38' 19557+3824 ALI 908 distance=39' 19579+3843 SEI 751AB distance=39' 19579+3843 TOB 163AC distance=39' 19579+3843 MLB 949CD distance=39' 19565+3736 ES 2043 distance=40' 20001+3842 SEI 777 distance=40' 19574+3728 GRV 299 distance=40' 20010+3737 SEI 786 distance=42' 19555+3746 ES 2500 distance=42' 19592+3724 COU2412 distance=43' 19558+3836 SEI 735 distance=45' 19590+3851 SEI 763 distance=46' 20022+3822 TDT1927 distance=46' 19553+3741 SEI 729 distance=47' 19561+3845 A 1407 distance=49' 19595+3853 ALI 912 distance=49' 19543+3803 TDT1838 distance=51' 19547+3831 ALI 907 distance=52' 20020+3840 A 1411AB distance=53' 20020+3840 A 1411AC distance=53' 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 19586+3806 STF2609 21 1.9
Show 19586+3711 COU2410 173 1.7 6
Show 19591+3809 COU2411 49 0.4 7
Show 19590+3759 SEI 760 158 5.2 9
Show 19577+3755 HJ 1457 222 12.1 16
Show 19596+3756 SEI 775 65 20.3 16
Show 19584+3751 KPP2624 114 24.2 17
Show 19592+3821 TDT1900 194 1.9 17
Show 19590+3750 ALI 651 200 16.8 18
Show 19584+3830 J 1070 71 3.7 25
Show 19593+3829 SEI 772 AB 1 22.2 25
Show 19593+3829 SEI 771 AC 284 22.4 25
Show 19591+3831 SEI 767 AB 328 3.2 26
Show 19591+3831 SEI 766 AC 231 27.4 26
Show 19571+3745 SKF2082 68 3.7 28
Show 19564+3750 A 1408 183 1.5 31
Show 20012+3811 ALI 652 55 9.4 32
Show 19557+3805 DAM 1 AB 235 6.9 34
Show 19557+3805 DAM 1 AC 316 7.4 34
Show 19557+3805 DAM 1 AE 335 16.9 34
Show 19557+3805 DAM 1 AD 242 13.4 34
Show 19557+3805 DAM 1 BD 233 7.2 34
Show 19558+3803 SMA 112 359 13.1 34
Show 19580+3840 A 1409 357 0.4 35
Show 19570+3836 MLB 948 6 5.3 36
Show 19573+3839 DAM 185 223 6.4 36
Show 19578+3842 SEI 750 28 7.9 37
Show 20010+3742 BU 1289 AB 55 0.7 38
Show 20010+3742 BU 1289 AC 89 21.5 38
Show 20010+3742 FOX 246 AB,D 170 104.2 38
Show 20010+3742 WAL 125 AB,E 10 46.5 38
Show 19557+3824 ALI 908 63 12.1 39
Show 19579+3843 SEI 751 AB 258 20.4 39
Show 19579+3843 TOB 163 AC 72 23.5 39
Show 19579+3843 MLB 949 CD 104 3.1 39
Show 19565+3736 ES 2043 114 1.4 40
Show 20001+3842 SEI 777 222 25.0 40
Show 19574+3728 GRV 299 262 23.8 40
Show 20010+3737 SEI 786 253 28.8 42
Show 19555+3746 ES 2500 325 5.5 42
Show 19592+3724 COU2412 78 0.4 43
Show 19558+3836 SEI 735 132 20.4 45
Show 19590+3851 SEI 763 333 23.7 46
Show 20022+3822 TDT1927 243 0.8 46
Show 19553+3741 SEI 729 257 11.8 47
Show 19561+3845 A 1407 147 1.0 49
Show 19595+3853 ALI 912 206 10.4 49
Show 19543+3803 TDT1838 140 0.7 51
Show 19547+3831 ALI 907 23 14.6 52
Show 20020+3840 A 1411 AB 204 1.3 53
Show 20020+3840 A 1411 AC 208 10.2 53

 
 
WDS 19586+3806 : COMPONENTS
 
 
  A
B pa=17.1°
sep=1.85"
 
 
19586+3806 A
 
 
Componente originario normalizzato AB Name HD 189432 Coord arcsec 2000 195834.37+380620.8 Mag 6.69
Spectral class B5IV (blue-white) PmRA 3.00 PmDE -3.0 SAO 69193
HIP 98320 Tycho2 3137-01989-1 HD 189432 HR 7642
GC 27679 ADS 13198 BD BD+37 3703
Tycho2
Tycho2 3137-01989-1 Pflag P RAmdeg 299.64320557 DEmdeg 38.10578473
PmRA 3.0 PmDE -2.8 E RAmdeg 4 E DEmdeg 4
E pmRA 1.6 E pmDE 1.4 EpRAm 1991.45 EpDEm 1991.56
Num 7 Q RAmdeg 2.0 Q DEmdeg 1.0 Q pmRA 1.8
Q pmDE 1.1 BTmag 6.554 E BTmag 0.014 VTmag 6.686
E VTmag 0.010 Prox 20 TYC T HIP 98320
CCDM A RAdeg 299.64314194 DEdeg 38.10569083 EpRA 1990 1.54
EpDE 1990 1.67 E RAdeg 3.7 E DEdeg 3.6 Posflg D
Corr 0.0
SAO
SAO 69193 DelFlag RA1950 PmRA1950 0.0005
DE1950 PmDE1950 -0.003 Vmag 6.6 SpType B5
Double code Source 70 CatNum 27679 DM BD+37 3703
DMcomp BDsup HD 189432 M HD 0
GC 27679 RA1950rad 5.22188574 DE1950rad 0.66267978 PmRA2000 0.0008
PmDE2000 -0.004
Hipparcos
Catalog H HIP 98320 Proxy H RAhms 19 58 34.35
DEdms +38 06 20.5 Vmag 6.33 VarFlag R Vmag G
RAdeg 299.643 DEdeg 38.1057 AstroRef A Plx 1.85
CCDM 19586+3806 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 23 Rho 1.974 HD 189432 BD BD+37 3703
CD CP Dm number +37 3703 VIred -0.07
SpType B5IV R SpType Coord arcsec 2000 195834.35+380620.5
Hipparcos 2
HIP 98320 Sn 15 So 3 Nc 2
RArad 5.2297594173 DErad 0.6650697667 Plx 2.27 PmRA 4.5
PmDE 1.73 E RArad 0.39 E DErad 0.43 E Plx 0.51
E pmRA 0.51 E pmDE 0.44 Hpmag 6.3118 E Hpmag 0.0006
SHp 0.007 VA 0 BV -0.09 E BV 0.006
VI -0.07
CCDM
Ccdm 19586+3806 RComp Comp A Note1
Note2 Discov num DRAs -1.67 DDEs 20.3
R dRAs 10 Year Theta Rho
Obs 2 Vmag 6.6 Sp B5 PmNote *
PmRA -8 PmDE -9 Dm number +37 3703 Cat1 BD
Name2 +37 1881 Cat2 AGK2/3 HD 189432 M HD
ADS BDS A13198 M ADS BDS N IDS IDS 19550N3750A
HIC 98320
 
 
19586+3806 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 195834.42+380622.6 Mag 7.64 PmRA 3.00
PmDE -3.0 Tycho2 3137-01989-2 Calc delta mag 0.95 Calc coord yes
Tycho2
Tycho2 3137-01989-2 Pflag P RAmdeg 299.64320557 DEmdeg 38.10578473
PmRA 3.0 PmDE -2.8 E RAmdeg 4 E DEmdeg 4
E pmRA 1.6 E pmDE 1.4 EpRAm 1991.45 EpDEm 1991.56
Num 7 Q RAmdeg 2.0 Q DEmdeg 1.0 Q pmRA 1.8
Q pmDE 1.1 BTmag 7.547 E BTmag 0.015 VTmag 7.639
E VTmag 0.011 Prox 20 TYC HIP 98320
CCDM B RAdeg 299.64341500 DEdeg 38.10619417 EpRA 1990 1.53
EpDE 1990 1.69 E RAdeg 4.6 E DEdeg 4.3 Posflg D
Corr 0.0
CCDM
Ccdm 19586+3806 RComp Comp B Note1
Note2 Discov num STF2609 DRAs DDEs
R dRAs Year 1954 Theta 023 Rho 2.1
Obs 20 Vmag 7.7 Sp PmNote
PmRA 7 PmDE -15 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13198 M ADS BDS N IDS IDS 19550N3750B
HIC 98320