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Doubles in session


Current system
19432+3840
SEI 666
HD 186506


Nearby doubles
9' : 19429+3832
SEI 664AB

9' : 19431+3849
KOI2141

10' : 19427+3848
KOI2750

10' : 19424+3844
KOI 302AB

11' : 19430+3851
DEA 255

12' : 19441+3846
ALI 898

15' : 19439+3852
KOI4526AB

15' : 19423+3830
ALI 896

15' : 19430+3826
ARY 83

16' : 19434+3855
ES 1969AB

16' : 19433+3855
DEA 464

18' : 19428+3857
KOI2289

19' : 19437+3823
ARY 84

21' : 19428+3900
KOI5992

22' : 19436+3902
KOI6374

23' : 19438+3819
STT 384AB

24' : 19417+3855
SEI 660

24' : 19451+3847
SEI 675

24' : 19444+3859
ALI 899AB

24' : 19439+3902
ALI 897

25' : 19413+3851
A 1402

26' : 19411+3834
KOI4984

26' : 19445+3900
KOI1178AB

28' : 19452+3829
COU2408AB

28' : 19444+3903
KOI5032

28' : 19409+3846
KOI1214



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.

19432+3840 SEI 666 (HD 186506)

 
 
19h 43m 10.76s +38° 40' 18.2" P.A. 318.00 sep 21.5 mag 6.49,11.20 Sp K0 dist. 387.6 pc (1264.35 l.y.)
 
 
Coord 2000 19432+3840 Discov num SEI 666 Comp Coord arcsec 2000 19 43 10.76 +38 40 18.2
Date first 1896 Date last 2017 Obs 18
Pa first 327 Pa last 317.5 P.A. Now (θ) 317.5°
Sep first 25.5 Sep last 21.5 Sep. Now (ρ) 21.5"
Mag pri 6.49 Mag sec 11.20 delta mag (ΔM) 4.71 Spectral class K0 (yellow-orange)
Pri motion ra +007 Sec motion ra +009
Pri motion dec +001 Sec motion dec -040
Notes
rPM=1.001
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 186506 Constellation Cygnus SAO 68751 HIP 97029
Tycho2 3136-00139-1 Gaia DR2 2073147419194199680 HD 186506 GC 27302
BD BD+38 3725 Distance 387.6 Distance ly 1264.35
 
 
WDS 19432+3840 SEI 666 (HD 186506) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Sei1908 Pa - Scheiner, J. 1908POPot..59.....S
Sei1908 +Po Pub. Obs. Potsdam 20, #59, 1908
Sei1913A Pa - Scheiner, J. 1913QB811.B8.......
Sei1913A cited by Burnham (Carnegie Inst. Wash. #168, 1913)
Sei1932A Pa - Scheiner, J. 1932QB821.A43......
Sei1932A cited in ADS (Aitken Double Star Cat.), 1932
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19432+3840 SEI 666 2003 11 319 21.6 6.70 9.70 K0 D 194310.76+384018.2
19432+3840 SEI 666 2011 12 316 22.1 6.70 9.70 K0 D 194310.76+384018.2
19432+3840 SEI 666 2015 15 319 21.4 6.49 11.20 K0 194310.76+384018.2
19432+3840 SEI 666 2017 18 318 21.5 6.49 11.20 K0 194310.76+384018.2

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

 
 
WDS 19432+3840 SEI 666 (HD 186506) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19432+3840 SEI 666 (HD 186506) : MEASURES
 
 
No records found.

 
 
WDS 19432+3840 (HD 186506) : VIRTUAL EYEPIECE
 
 

19432+3840 SEI 666A mag 6.49 Sp K0 19432+3840 SEI 666B sep 19.5 P.A. 324.40 mag 11.2 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 19432+3840 (HD 186506) : ALADIN DSS IMAGE @ 19h 43m 10.76s +38° 40' 18.2"
 
 
 
 
WDS 19432+3840 SEI 666 (HD 186506) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19432+3840 SEI 666 distance=0' 19429+3832 SEI 664AB distance=9' 19429+3832 WSI 46AC distance=9' 19431+3849 KOI2141 distance=9' 19427+3848 KOI2750 distance=10' 19424+3844 KOI 302AB distance=10' 19424+3844 KOI 302AC distance=10' 19424+3844 KOI 302AD distance=10' 19430+3851 DEA 255 distance=11' 19441+3846 ALI 898 distance=12' 19439+3852 KOI4526AB distance=15' 19439+3852 KOI4526AC distance=15' 19423+3830 ALI 896 distance=15' 19430+3826 ARY 83 distance=15' 19434+3855 ES 1969AB distance=16' 19434+3855 ES 1969AC distance=16' 19433+3855 DEA 464 distance=16' 19428+3857 KOI2289 distance=18' 19437+3823 ARY 84 distance=19' 19428+3900 KOI5992 distance=21' 19436+3902 KOI6374 distance=22' 19438+3819 STT 384AB distance=23' 19438+3819 STT 384AC distance=23' 19438+3819 STT 384AD distance=23' 19417+3855 SEI 660 distance=24' 19451+3847 SEI 675 distance=24' 19444+3859 ALI 899AB distance=24' 19444+3859 ALI 899AC distance=24' 19439+3902 ALI 897 distance=24' 19413+3851 A 1402 distance=25' 19411+3834 KOI4984 distance=26' 19445+3900 KOI1178AB distance=26' 19445+3900 KOI1178AC distance=26' 19452+3829 COU2408AB distance=28' 19452+3829 GII 24AB,C distance=28' 19444+3903 KOI5032 distance=28' 19409+3846 KOI1214 distance=28' 19421+3905 KOI5031 distance=29' 19435+3910 KOI3777AB distance=30' 19435+3910 KOI3777AC distance=30' 19419+3814 ALI 895 distance=30' 19415+3903 KOI2904AB distance=30' 19415+3903 KOI2904AC distance=30' 19415+3903 KOI2904AD distance=30' 19409+3856 KOI3540AB distance=31' 19409+3856 KOI3540AC distance=31' 19429+3911 KOI7547 distance=31' 19406+3836 KOI6337 distance=31' 19443+3909 KOI6384 distance=32' 19443+3910 KOI1323 distance=33' 19425+3912 KOI3525 distance=33' 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 19432+3840 SEI 666 318 21.5
Show 19429+3832 SEI 664 AB 33 20.3 9
Show 19429+3832 WSI 46 AC 325 8.0 9
Show 19431+3849 KOI2141 308 3.4 9
Show 19427+3848 KOI2750 6 3.6 10
Show 19424+3844 KOI 302 AB 190 3.1 10
Show 19424+3844 KOI 302 AC 185 4.5 10
Show 19424+3844 KOI 302 AD 46 5.8 10
Show 19430+3851 DEA 255 19 10.5 11
Show 19441+3846 ALI 898 232 14.4 12
Show 19439+3852 KOI4526 AB 346 2.5 15
Show 19439+3852 KOI4526 AC 180 3.9 15
Show 19423+3830 ALI 896 162 17.3 15
Show 19430+3826 ARY 83 115 87.1 15
Show 19434+3855 ES 1969 AB 151 2.5 16
Show 19434+3855 ES 1969 AC 148 28.2 16
Show 19433+3855 DEA 464 25 38.4 16
Show 19428+3857 KOI2289 221 0.9 18
Show 19437+3823 ARY 84 260 69.6 19
Show 19428+3900 KOI5992 132 3.1 21
Show 19436+3902 KOI6374 321 3.6 22
Show 19438+3819 STT 384 AB 196 1.0 23
Show 19438+3819 STT 384 AC 297 59.4 23
Show 19438+3819 STT 384 AD 294 116.0 23
Show 19417+3855 SEI 660 253 11.8 24
Show 19451+3847 SEI 675 30 21.5 24
Show 19444+3859 ALI 899 AB 183 3.4 24
Show 19444+3859 ALI 899 AC 78 10.5 24
Show 19439+3902 ALI 897 239 12.3 24
Show 19413+3851 A 1402 215 3.2 25
Show 19411+3834 KOI4984 171 2.7 26
Show 19445+3900 KOI1178 AB 83 2.7 26
Show 19445+3900 KOI1178 AC 172 3.8 26
Show 19452+3829 COU2408 AB 146 1.1 28
Show 19452+3829 GII 24 AB,C 141 3.7 28
Show 19444+3903 KOI5032 177 1.9 28
Show 19409+3846 KOI1214 136 0.3 28
Show 19421+3905 KOI5031 316 3.0 29
Show 19435+3910 KOI3777 AB 186 1.7 30
Show 19435+3910 KOI3777 AC 257 1.9 30
Show 19419+3814 ALI 895 152 11.8 30
Show 19415+3903 KOI2904 AB 227 0.7 30
Show 19415+3903 KOI2904 AC 53 3.9 30
Show 19415+3903 KOI2904 AD 24 7.7 30
Show 19409+3856 KOI3540 AB 216 2.8 31
Show 19409+3856 KOI3540 AC 123 3.7 31
Show 19429+3911 KOI7547 166 3.9 31
Show 19406+3836 KOI6337 251 2.0 31
Show 19443+3909 KOI6384 285 3.5 32
Show 19443+3910 KOI1323 60 2.5 33
Show 19425+3912 KOI3525 307 3.3 33

 
 
WDS 19432+3840 : COMPONENTS
 
 
  A
B pa=324.4°
sep=19.49"
 
 
19432+3840 A
 
 
Componente originario normalizzato AB Name HD 186506 Coord arcsec 2000 194310.76+384018.2 Mag 6.49
Spectral class K0 (yellow-orange) PmRA 7.00 PmDE 1.0 SAO 68751
HIP 97029 Tycho2 3136-00139-1 HD 186506 GC 27302
BD BD+38 3725
Tycho2
Tycho2 3136-00139-1 Pflag RAmdeg 295.79486429 DEmdeg 38.67171220
PmRA 7.8 PmDE -0.2 E RAmdeg 4 E DEmdeg 4
E pmRA 0.9 E pmDE 0.9 EpRAm 1991.15 EpDEm 1991.33
Num 16 Q RAmdeg 0.5 Q DEmdeg 1.0 Q pmRA 0.6
Q pmDE 1.1 BTmag 7.933 E BTmag 0.016 VTmag 6.494
E VTmag 0.010 Prox 266 TYC T HIP 97029
CCDM RAdeg 295.79484028 DEdeg 38.67171278 EpRA 1990 1.50
EpDE 1990 1.61 E RAdeg 4.0 E DEdeg 3.9 Posflg
Corr 0.2
SAO
SAO 68751 DelFlag RA1950 PmRA1950 0.0002
DE1950 PmDE1950 0.011 Vmag 6.6 SpType K0
Double code Source 70 CatNum 27302 DM BD+38 3725
DMcomp BDsup HD 186506 M HD 0
GC 27302 RA1950rad 5.15490468 DE1950rad 0.67285381 PmRA2000 0.0005
PmDE2000 0.01
Hipparcos
Catalog H HIP 97029 Proxy RAhms 19 43 10.76
DEdms +38 40 18.2 Vmag 6.37 VarFlag R Vmag H
RAdeg 295.795 DEdeg 38.6717 AstroRef Plx 2.26
CCDM 19432+3840 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 186506 BD BD+38 3725
CD CP Dm number +38 3725 VIred 1.17
SpType K0 R SpType Coord arcsec 2000 194310.76+384018.2
Hipparcos 2
HIP 97029 Sn 5 So 0 Nc 1
RArad 5.1625938587 DErad 0.6749487148 Plx 2.58 PmRA 6.69
PmDE 1.4 E RArad 0.25 E DErad 0.26 E Plx 0.32
E pmRA 0.27 E pmDE 0.36 Hpmag 6.5366 E Hpmag 0.0008
SHp 0.007 VA 0 BV 1.22 E BV 0.006
VI 1.18
CCDM
Ccdm 19432+3840 RComp Comp A Note1
Note2 Discov num DRAs -1.21 DDEs 18.1
R dRAs 10 Year Theta Rho
Obs 2 Vmag 6.7 Sp K0 PmNote *
PmRA 13 PmDE 2 Dm number +38 3725 Cat1 BD
Name2 +38 1894 Cat2 AGK2/3 HD 186506 M HD
ADS BDS M ADS BDS N IDS IDS 19397N3826A
HIC 97029
 
 
19432+3840 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 194309.79+384034.1 Mag 11.2 PmRA 9.00
PmDE -40.0 Calc delta mag 4.71 Calc coord yes
CCDM
Ccdm 19432+3840 RComp Comp B Note1
Note2 Discov num SEI 666 DRAs DDEs
R dRAs Year 1896 Theta 326 Rho 25.4
Obs 1 Vmag 9.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 19397N3826B
HIC