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Doubles in session


Current system
19585+3317
STF 2606 AB
HD 189378


Nearby doubles
14' : 19596+3321
SEI 769

14' : 19596+3318
BEW 4

17' : 19583+3333
HO 582AB

23' : 19569+3327
TDT1871

29' : 19583+3345
ELS 8AB

30' : 19582+3346
SEI 753

35' : 20004+3252
TDT1910

35' : 20008+3337
SEI 784

38' : 19579+3353
COU1805

40' : 19559+3256
SEI 732

42' : 19562+3346
GRV 298

44' : 20010+3346
SEI 785

45' : 20019+3303
HO 586

45' : 20021+3308
SEI 797

46' : 20013+3346
SEI 789

46' : 19597+3359
FRT 2AB

46' : 19566+3238
SEI 738

48' : 20022+3332
SEI 801

48' : 20024+3320
SEI 803

53' : 20014+3240
SEI 792

53' : 20007+3232
ES 2430AB

56' : 20025+3341
HO 117AB

56' : 19554+3355
TDT1850

58' : 20016+3358
SEI 794

58' : 19593+3219
HJ 1461

58' : 20027+3340
HO 118AB



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.

19585+3317 STF 2606 AB (HD 189378)

 
 
19h 58m 32.66s +33° 16' 38.8" P.A. 146.00 sep 0.7 mag 7.74,8.43 Sp F2I/II+F dist. 78.43 pc (255.84 l.y.)
 
 
Coord 2000 19585+3317 Discov num STF2606 Comp AB Coord arcsec 2000 19 58 32.66 +33 16 38.8
Date first 1832 Date last 2018 Obs 91
Pa first 131 Pa last 146 P.A. Now (θ) 146°
Sep first 1.2 Sep last 0.658 Sep. Now (ρ) 0.658"
Mag pri 7.74 Mag sec 8.43 delta mag (ΔM) 0.69 Spectral class F2I/II+F (yellow-white/yellow-white)
Pri motion ra +057 Sec motion ra +057
Pri motion dec +051 Sec motion dec +051
Notes O (Orbital solution)
This double is physical.
 
 
19585+3317 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 189378 69186 19 58 33 +33 16 39 STF 2606 AB 2018 91 146 0.7 7.74 8.43 0.69 Y <===
Show 69186 19 58 33 +33 16 39 GUI 29 AC 2015 13 274 168.6 7.75 9.60 1.85
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 189378 Constellation Cygnus SAO 69186 HIP 98315
Tycho2 2674-05369-1 Gaia DR2 2034389123260508672 HD 189378 GC 27675
ADS 13196 BD BD+32 3651 Distance 78.43 Distance ly 255.84
 
 
ORBITAL ELEMENTS
 
 
Period (P)455y Periastron (T)1745.7y Semi-major axis (a)1.081a
Eccentricity (e)0.69 Inclination (i)82.4° Longitude of periastron (ω)240.5°
Node (Ω)127.4° Notes ReferenceZir2015a
Equinox2000 Last observation2012 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 143.9 0.770
2001 144.0 0.764
2002 144.2 0.758
2003 144.3 0.752
2004 144.5 0.745
2005 144.7 0.739
2006 144.8 0.733
2007 145.0 0.727
2008 145.2 0.720
2009 145.3 0.714
2010 145.5 0.708
2011 145.7 0.701
2012 145.9 0.695
2013 146.0 0.688
2014 146.2 0.682
2015 146.4 0.675
2016 146.6 0.669
2017 146.8 0.662
2018 147.0 0.656
2019 147.2 0.649
2020 147.4 0.643
2021 147.7 0.636
2022 147.9 0.630
2023 148.1 0.623
2024 148.3 0.616
2025 148.6 0.610
2026 148.8 0.603
2027 149.1 0.596
2028 149.3 0.590
2029 149.6 0.583
2030 149.8 0.576


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.


 
  


wds19585%2B3317a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 19585+3317 STF 2606 AB (HD 189378) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Zir2015a orb - Zirm, H. 2015IAUDS.185....1Z
Zir2015a Inf. Circ. 185, 1, 2015
 
 
DISCOVERER
 
 
idgroup discov author
1 GUI Guillaume, J.
6 STF Struve, F.G.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19585+3317 STF2606 AB 2007 97 145 0.7 7.74 8.43 F5IV D 195832.66+331638.8
19585+3317 STF2606 AB 2009 99 145 0.7 7.74 8.43 F5IV D 195832.66+331638.8
19585+3317 STF2606 AB 2012 86 147 0.7 7.74 8.43 F5IV 195832.66+331638.8
19585+3317 STF2606 AB 2013 87 145 0.8 7.74 8.43 F5IV O 195832.66+331638.8
19585+3317 STF2606 AB 2017 88 146 0.7 7.74 8.43 F5IV O 195832.66+331638.8
19585+3317 STF2606 AB 2018 90 147 0.7 7.74 8.43 F5IV O 195832.66+331638.8

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

 
 
WDS 19585+3317 STF 2606 AB (HD 189378) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19585+3317 STF 2606 AB (HD 189378) : MEASURES
 
 
No records found.

 
 
WDS 19585+3317 (HD 189378) : VIRTUAL EYEPIECE
 
 

19585+3317 STF2606A mag 7.74 Sp F2I/II 19585+3317 STF2606B sep 0.6 P.A. 150.60 mag 8.43 Sp F 19585+3317 GUI 29C sep 141.1 P.A. 274.20 mag 9.6 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 19585+3317 (HD 189378) : ALADIN DSS IMAGE @ 19h 58m 32.66s +33° 16' 38.8"
 
 
 
 
WDS 19585+3317 STF 2606 AB (HD 189378) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19585+3317 STF2606AB distance=1' 19585+3317 GUI 29AC distance=1' 19596+3321 SEI 769 distance=14' 19596+3318 BEW 4 distance=14' 19583+3333 HO 582AB distance=17' 19583+3333 HO 582AC distance=17' 19583+3333 WAL 123AB,D distance=17' 19569+3327 TDT1871 distance=23' 19583+3345 DAM 312BC distance=29' 19583+3345 ELS 8AB distance=29' 19582+3346 SEI 753 distance=30' 20004+3252 TDT1910 distance=35' 19568+3339 DAM 670BC distance=35' 20008+3337 SEI 784 distance=35' 19568+3339 SEI 741A,BC distance=36' 19579+3353 COU1805 distance=38' 19559+3256 SEI 732 distance=40' 19562+3346 GRV 298 distance=42' 20010+3346 SEI 785 distance=44' 20019+3303 HO 586 distance=45' 20021+3308 SEI 797 distance=45' 20013+3346 SEI 789 distance=46' 19597+3359 FRT 2AB distance=46' 19597+3359 FRT 2AC distance=46' 19597+3359 FRT 2AD distance=46' 19566+3238 SEI 738 distance=46' 20022+3332 SEI 801 distance=48' 20024+3320 SEI 803 distance=48' 20014+3240 SEI 792 distance=53' 20007+3232 DAM 313CD distance=53' 20007+3232 ES 2430AB distance=53' 20007+3232 ES 2430AC distance=53' 20025+3341 HO 117AB distance=56' 20025+3341 BKO 520AC distance=56' 19554+3355 TDT1850 distance=56' 20027+3340 WAK 13CD distance=58' 20016+3358 SEI 794 distance=58' 19593+3219 HJ 1461 distance=58' 20027+3340 HO 118AB distance=58' 20027+3340 DAM 7AC distance=58' 20016+3233 TDT1920 distance=58' 19585+3217 RAO 424AB distance=60' 19585+3217 RAO 424AC distance=60' 19598+3219 TDT1905 distance=60' 20023+3354 SEI 804 distance=61' 20027+3349 SEI 815AB distance=62' 20027+3349 SEI 816AC distance=62' 20027+3349 BKO 523AD distance=62' 20026+3352 BKO 521AB distance=62' 19539+3257 COU1626 distance=62' 20026+3352 BKO 521BC distance=62' 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 19585+3317 STF2606 AB 146 0.7 1
Show 19585+3317 GUI 29 AC 274 168.6 1
Show 19596+3321 SEI 769 228 23.7 14
Show 19596+3318 BEW 4 203 18.0 14
Show 19583+3333 HO 582 AB 314 0.6 17
Show 19583+3333 HO 582 AC 191 8.8 17
Show 19583+3333 WAL 123 AB,D 259 38.7 17
Show 19569+3327 TDT1871 296 1.5 23
Show 19583+3345 DAM 312 BC 83 6.8 29
Show 19583+3345 ELS 8 AB 95 4.2 29
Show 19582+3346 SEI 753 139 6.6 30
Show 20004+3252 TDT1910 243 1.8 35
Show 19568+3339 DAM 670 BC 141 5.1 35
Show 20008+3337 SEI 784 159 23.5 35
Show 19568+3339 SEI 741 A,BC 154 27.2 36
Show 19579+3353 COU1805 64 0.3 38
Show 19559+3256 SEI 732 266 24.8 40
Show 19562+3346 GRV 298 168 49.5 42
Show 20010+3346 SEI 785 137 29.2 44
Show 20019+3303 HO 586 172 6.8 45
Show 20021+3308 SEI 797 86 25.7 45
Show 20013+3346 SEI 789 347 16.9 46
Show 19597+3359 FRT 2 AB 237 6.9 46
Show 19597+3359 FRT 2 AC 311 3.0 46
Show 19597+3359 FRT 2 AD 63 7.0 46
Show 19566+3238 SEI 738 153 20.7 46
Show 20022+3332 SEI 801 107 7.9 48
Show 20024+3320 SEI 803 272 22.6 48
Show 20014+3240 SEI 792 5 25.4 53
Show 20007+3232 DAM 313 CD 298 3.8 53
Show 20007+3232 ES 2430 AB 265 6.5 53
Show 20007+3232 ES 2430 AC 39 17.1 53
Show 20025+3341 HO 117 AB 314 5.2 56
Show 20025+3341 BKO 520 AC 24 6.5 56
Show 19554+3355 TDT1850 286 0.7 56
Show 20027+3340 WAK 13 CD 6 2.9 58
Show 20016+3358 SEI 794 193 3.8 58
Show 19593+3219 HJ 1461 153 11.4 58
Show 20027+3340 HO 118 AB 28 3.0 58
Show 20027+3340 DAM 7 AC 308 60.7 58
Show 20016+3233 TDT1920 154 0.7 58
Show 19585+3217 RAO 424 AB 58 2.3 60
Show 19585+3217 RAO 424 AC 343 4.0 60
Show 19598+3219 TDT1905 212 5.2 60
Show 20023+3354 SEI 804 270 27.4 61
Show 20027+3349 SEI 815 AB 358 19.4 62
Show 20027+3349 SEI 816 AC 113 20.6 62
Show 20027+3349 BKO 523 AD 341 5.0 62
Show 20026+3352 BKO 521 AB 34 10.5 62
Show 19539+3257 COU1626 119 0.1 62
Show 20026+3352 BKO 521 BC 57 5.1 62

 
 
WDS 19585+3317 : COMPONENTS
 
 
  A B
B pa=150.6°
sep=0.63"
 
C pa=274.2°
sep=141.06"
pa=274.4°
sep=141.41"
 
 
19585+3317 A
 
 
Name HD 189378 Coord arcsec 2000 195832.66+331638.8 Mag 7.74 Spectral class F2I/II (yellow-white)
PmRA 57.00 PmDE 51.0 SAO 69186 HIP 98315
Tycho2 2674-05369-1 HD 189378 GC 27675 BD BD+32 3651
Tycho2
Tycho2 2674-05369-1 Pflag P RAmdeg 299.63627070 DEmdeg 33.27751865
PmRA 56.7 PmDE 51.2 E RAmdeg 5 E DEmdeg 5
E pmRA 2.3 E pmDE 2.2 EpRAm 1991.38 EpDEm 1991.59
Num 6 Q RAmdeg 0.8 Q DEmdeg 1.8 Q pmRA 0.8
Q pmDE 1.7 BTmag 8.135 E BTmag 0.015 VTmag 7.740
E VTmag 0.011 Prox 8 TYC T HIP 98315
CCDM A RAdeg 299.63607083 DEdeg 33.27744444 EpRA 1990 1.47
EpDE 1990 1.69 E RAdeg 4.9 E DEdeg 4.5 Posflg D
Corr 0.1
SAO
SAO 69186 DelFlag RA1950 PmRA1950 0.0041
DE1950 PmDE1950 0.057 Vmag 7.1 SpType A5
Double code Source 70 CatNum 27675 DM BD+32 3651
DMcomp BDsup HD 189378 M HD 0
GC 27675 RA1950rad 5.22120717 DE1950rad 0.57840595 PmRA2000 0.0043
PmDE2000 0.056
Hipparcos
Catalog H HIP 98315 Proxy H RAhms 19 58 32.66
DEdms +33 16 38.8 Vmag 7.24 VarFlag R Vmag G
RAdeg 299.636 DEdeg 33.2774 AstroRef A Plx 14.19
CCDM 19585+3317 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 142 Rho 0.836 HD 189378 BD BD+32 3651
CD CP Dm number +32 3651 VIred 0.49
SpType F5IV R SpType Coord arcsec 2000 195832.66+331638.8
Hipparcos 2
HIP 98315 Sn 15 So 3 Nc 2
RArad 5.2296358445 DErad 0.5808009376 Plx 12.75 PmRA 57.7
PmDE 51.35 E RArad 0.63 E DErad 0.78 E Plx 0.92
E pmRA 0.68 E pmDE 0.91 Hpmag 7.3269 E Hpmag 0.0009
SHp 0.011 VA 0 BV 0.424 E BV 0.02
VI 0.49
CCDM
Ccdm 19585+3317 RComp Comp A Note1
Note2 Discov num DRAs 2.76 DDEs -21.3
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.6 Sp A5 PmNote *
PmRA 69 PmDE 47 Dm number +32 3651 Cat1 BD
Name2 +33 1867 Cat2 AGK2/3 HD 189378 M HD
ADS BDS A13196 M ADS BDS N IDS IDS 19547N3300A
HIC 98315
 
 
19585+3317 B
 
 
Coord arcsec 2000 195832.68+331638.3 Mag 8.43 Spectral class F (yellow-white) PmRA 57.00
PmDE 51.0 Tycho2 2674-05369-2 Calc delta mag 0.69 Calc coord yes
Tycho2
Tycho2 2674-05369-2 Pflag P RAmdeg 299.63627070 DEmdeg 33.27751865
PmRA 56.7 PmDE 51.2 E RAmdeg 5 E DEmdeg 5
E pmRA 2.3 E pmDE 2.2 EpRAm 1991.38 EpDEm 1991.59
Num 6 Q RAmdeg 0.8 Q DEmdeg 1.8 Q pmRA 0.8
Q pmDE 1.7 BTmag 8.960 E BTmag 0.017 VTmag 8.433
E VTmag 0.013 Prox 8 TYC T HIP 98315
CCDM B RAdeg 299.63623722 DEdeg 33.27725861 EpRA 1990 1.48
EpDE 1990 1.68 E RAdeg 7.1 E DEdeg 6.3 Posflg D
Corr 0.1
CCDM
Ccdm 19585+3317 RComp Comp B Note1
Note2 Discov num STF2606 DRAs DDEs
R dRAs Year 1956 Theta 137 Rho 1.0
Obs 24 Vmag 8.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13196 M ADS BDS N IDS IDS 19547N3300B
HIC 98315
 
 
19585+3317 C
 
 
Coord arcsec 2000 195821.44+331649.1 Mag 9.6 PmRA 4.00 PmDE 4.0
Calc delta mag 1.86 Calc coord yes