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Doubles in session


Current system
19579+4216
STT 392 AB


Nearby doubles
19' : 19594+4225
GRV 304

20' : 19590+4231
TDS1031

23' : 19592+4233
COU2636

26' : 19556+4211
KOI4488

26' : 20003+4213
GRF 14

27' : 19556+4213
KOI4061

27' : 19563+4157
KOI6731

28' : 19568+4240
TDT1868

29' : 19581+4147
TDT1886

29' : 19565+4152
KOI 372AB

31' : 19552+4221
KOI4413

34' : 19559+4150
DEA 139

36' : 19558+4149
KOI1230

39' : 19546+4205
KOI2262AB

39' : 19546+4206
KOI5308

40' : 19544+4212
KOI 668

41' : 19550+4152
HO 581

43' : 19541+4218
TDT1833

44' : 19565+4135
KOI3609AB

44' : 19547+4150
KOI4743

45' : 19555+4140
KOI1689AB

45' : 19592+4258
GRV 303

46' : 19542+4234
ROE 40

46' : 19538+4211
KOI1357AB

48' : 19541+4236
ROE 145

48' : 19554+4138
KOI1625AB



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.

19579+4216 STT 392 AB

 
 
19h 57m 56.12s +42° 15' 38.9" P.A. 184.00 sep 0.1 mag 6.60,8.40 Sp A3V dist. 325.73 pc (1062.53 l.y.)
 
 
Coord 2000 19579+4216 Discov num STT 392 Comp AB Coord arcsec 2000 19 57 56.12 +42 15 38.9
Date first 1843 Date last 1996 Obs 40
Pa first 324 Pa last 183.6 P.A. Now (θ) 135.2°
Sep first 0.2 Sep last 0.113 Sep. Now (ρ) 0.123"
Mag pri 6.60 Mag sec 8.40 delta mag (ΔM) 1.8 Spectral class A3V (white)
Pri motion ra -009 Sec motion ra
Pri motion dec -003 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
19579+4216 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 49031 19 57 56 +42 15 39 STT 392 AB 1996 40 184 0.1 6.60 8.40 1.80 Y <===
Show HD 189377 49031 19 57 56 +42 15 39 STF 2607 AB,C 2012 63 289 3.0 6.56 9.09 2.53
Triple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus SAO 49031 HIP 98253 Tycho2 3145-01210-1
Gaia DR2 2075470794651771776 HD 189377 HR 7638 GC 27665
ADS 13186 BD BD+41 3549 Distance 325.73 Distance ly 1062.53
 
 
ORBITAL ELEMENTS
 
 
Period (P)270.3y Periastron (T)2027y Semi-major axis (a)0.26a
Eccentricity (e)0.523 Inclination (i)112.7° Longitude of periastron (ω)34.1°
Node (Ω)140.9° Notesn ReferenceZir2010b
Equinox2000 Last observation1997 Grade3(1=Definitive, 9=Indet.)
label theta rho
2000 175.3 0.117
2001 173.2 0.119
2002 171.1 0.121
2003 169.2 0.123
2004 167.2 0.125
2005 165.4 0.127
2006 163.6 0.129
2007 161.8 0.130
2008 160.1 0.132
2009 158.4 0.133
2010 156.8 0.135
2011 155.1 0.136
2012 153.5 0.136
2013 151.9 0.137
2014 150.4 0.137
2015 148.8 0.137
2016 147.2 0.137
2017 145.6 0.136
2018 144.0 0.135
2019 142.4 0.133
2020 140.7 0.132
2021 138.9 0.129
2022 137.1 0.126
2023 135.2 0.123
2024 133.2 0.120
2025 131.1 0.115
2026 128.8 0.111
2027 126.3 0.106
2028 123.5 0.101
2029 120.4 0.096
2030 117.0 0.090


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


 
  


wds19579%2B4216a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 19579+4216 STT 392 AB : NOTES
 
 
discov_num notes refcode
STT 392 A is a spectroscopic binary.
 
 
REFERENCES
 
 
refcode metd author reference
Zir2010b orb - Zirm, H. 2010IAUDS.172....1Z
Zir2010b Inf. Circ. 172, 1, 2010
 
 
DISCOVERER
 
 
idgroup discov author
1 STF Struve, F.G.W.
34 STT Struve, O.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19579+4216 STT 392 AB 1996 41 184 0.1 6.60 8.40 A3V N 195756.12+421538.9

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

 
 
WDS 19579+4216 STT 392 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19579+4216 STT 392 AB : MEASURES
 
 
No records found.

 
 
WDS 19579+4216 : VIRTUAL EYEPIECE
 
 

19579+4216 STT 392A mag 6.6 Sp A3V 19579+4216 STT 392B sep 0.1 P.A. 182.70 mag 8.4 19579+4216 STF2607C sep 2.3 P.A. 295.10 mag 9.09 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 19579+4216 : ALADIN DSS IMAGE @ 19h 57m 56.12s +42° 15' 38.9"
 
 
 
 
WDS 19579+4216 STT 392 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19579+4216 STT 392AB distance=0' 19594+4225 GRV 304 distance=19' 19590+4231 TDS1031 distance=20' 19592+4233 COU2636 distance=23' 19556+4211 KOI4488 distance=26' 20003+4213 GRF 14 distance=26' 19556+4213 KOI4061 distance=27' 19563+4157 KOI6731 distance=27' 19568+4240 TDT1868 distance=28' 19581+4147 TDT1886 distance=29' 19565+4152 KOI 372AB distance=29' 19565+4152 KOI 372AC distance=29' 19565+4152 KOI 372AD distance=29' 19565+4152 KOI 372AE distance=29' 19552+4221 KOI4413 distance=31' 19559+4150 DEA 139 distance=34' 19558+4149 KOI1230 distance=36' 19546+4205 KOI2262AB distance=39' 19546+4205 KOI2262AC distance=39' 19546+4206 KOI5308 distance=39' 19544+4212 KOI 668 distance=40' 19550+4152 HO 581 distance=41' 19541+4218 TDT1833 distance=43' 19565+4135 KOI3609AB distance=44' 19565+4135 KOI3609AC distance=44' 19547+4150 KOI4743 distance=44' 19555+4140 KOI1689AB distance=45' 19555+4140 KOI1689AC distance=45' 19592+4258 GRV 303 distance=45' 19542+4234 ROE 40 distance=46' 19538+4211 KOI1357AB distance=46' 19538+4211 KOI1357AC distance=46' 19541+4236 ROE 145 distance=48' 19554+4138 KOI1625AB distance=48' 19554+4138 KOI1625AC distance=48' 19577+4128 DEA 395 distance=48' 19562+4131 KOI3291 distance=48' 19562+4132 KOI3552AB distance=48' 19562+4132 KOI3552AC distance=48' 19563+4132 RAO 162 distance=48' 19542+4150 KOI1620 distance=49' 19572+4126 KOI3179 distance=50' 19541+4147 DEA 289 distance=51' 20024+4204 SKF1318 distance=51' 19548+4138 KOI1122 distance=51' 19574+4125 KOI1794 distance=52' 19570+4125 KOI1038 distance=52' 19569+4125 KOI 216AB distance=52' 19569+4125 KOI 216AC distance=52' 19569+4125 KOI 216AD distance=52' 19578+4124 KOI3070 distance=52' 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 19579+4216 STT 392 AB 184 0.1
Show 19579+4216 STF2607 AB,C 289 3.0
Show 19594+4225 GRV 304 207 55.7 19
Show 19590+4231 TDS1031 22 1.0 20
Show 19592+4233 COU2636 23 1.0 23
Show 19556+4211 KOI4488 135 3.3 26
Show 20003+4213 GRF 14 157 157.2 26
Show 19556+4213 KOI4061 344 3.0 27
Show 19563+4157 KOI6731 56 3.4 27
Show 19568+4240 TDT1868 45 0.6 28
Show 19581+4147 TDT1886 76 1.5 29
Show 19565+4152 KOI 372 AB 36 6.0 29
Show 19565+4152 KOI 372 AC 162 2.6 29
Show 19565+4152 KOI 372 AD 61 3.6 29
Show 19565+4152 KOI 372 AE 171 5.0 29
Show 19552+4221 KOI4413 218 1.9 31
Show 19559+4150 DEA 139 75 7.3 34
Show 19558+4149 KOI1230 108 2.8 36
Show 19546+4205 KOI2262 AB 86 2.0 39
Show 19546+4205 KOI2262 AC 128 3.2 39
Show 19546+4206 KOI5308 56 3.6 39
Show 19544+4212 KOI 668 19 3.8 40
Show 19550+4152 HO 581 230 0.1 41
Show 19541+4218 TDT1833 136 0.5 43
Show 19565+4135 KOI3609 AB 149 2.1 44
Show 19565+4135 KOI3609 AC 311 3.9 44
Show 19547+4150 KOI4743 99 3.1 44
Show 19555+4140 KOI1689 AB 171 2.8 45
Show 19555+4140 KOI1689 AC 55 3.8 45
Show 19592+4258 GRV 303 179 53.1 45
Show 19542+4234 ROE 40 339 9.1 46
Show 19538+4211 KOI1357 AB 86 2.8 46
Show 19538+4211 KOI1357 AC 167 3.8 46
Show 19541+4236 ROE 145 253 11.7 48
Show 19554+4138 KOI1625 AB 63 2.8 48
Show 19554+4138 KOI1625 AC 128 3.7 48
Show 19577+4128 DEA 395 194 19.9 48
Show 19562+4131 KOI3291 217 2.7 48
Show 19562+4132 KOI3552 AB 333 3.0 48
Show 19562+4132 KOI3552 AC 110 3.1 48
Show 19563+4132 RAO 162 43 3.4 48
Show 19542+4150 KOI1620 132 3.6 49
Show 19572+4126 KOI3179 142 5.1 50
Show 19541+4147 DEA 289 328 11.8 51
Show 20024+4204 SKF1318 54 23.5 51
Show 19548+4138 KOI1122 5 3.5 51
Show 19574+4125 KOI1794 58 3.8 52
Show 19570+4125 KOI1038 55 3.6 52
Show 19569+4125 KOI 216 AB 1 1.8 52
Show 19569+4125 KOI 216 AC 345 5.1 52
Show 19569+4125 KOI 216 AD 166 5.8 52

 
 
WDS 19579+4216 : COMPONENTS
 
 
  A B
B pa=182.7°
sep=0.11"
 
C pa=295.1°
sep=2.30"
pa=297.6°
sep=2.34"
 
 
19579+4216 A
 
 
Coord arcsec 2000 195756.12+421538.9 Mag 6.6 Spectral class A3V (white) PmRA -9.00
PmDE -3.0 SAO 49031 HIP 98253 Tycho2 3145-01210-1
HD 189377 HR 7638 GC 27665 BD BD+41 3549
Tycho2
Tycho2 3145-01210-1 Pflag RAmdeg 299.48381301 DEmdeg 42.26076619
PmRA -3.4 PmDE -11.6 E RAmdeg 4 E DEmdeg 4
E pmRA 0.8 E pmDE 0.9 EpRAm 1991.36 EpDEm 1991.43
Num 10 Q RAmdeg 1.8 Q DEmdeg 1.2 Q pmRA 1.6
Q pmDE 1.1 BTmag 6.632 E BTmag 0.014 VTmag 6.557
E VTmag 0.010 Prox 30 TYC T HIP 98253
CCDM A RAdeg 299.48382389 DEdeg 42.26079306 EpRA 1990 1.66
EpDE 1990 1.67 E RAdeg 3.6 E DEdeg 3.6 Posflg D
Corr 0.0
SAO
SAO 49031 DelFlag RA1950 PmRA1950 -0.0003
DE1950 PmDE1950 -0.001 Vmag 6.5 SpType A2
Double code Source 70 CatNum 27665 DM BD+41 3549
DMcomp BDsup HD 189377 M HD 0
GC 27665 RA1950rad 5.2196396 DE1950rad 0.73521797 PmRA2000 0
PmDE2000 -0.003
Hipparcos
Catalog H HIP 98253 Proxy H RAhms 19 57 56.12
DEdms +42 15 38.9 Vmag 6.44 VarFlag R Vmag H
RAdeg 299.484 DEdeg 42.2608 AstroRef A Plx 2.57
CCDM 19579+4216 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AC
Theta 289 Rho 3.018 HD 189377 BD BD+41 3549
CD CP Dm number +41 3549 VIred 0.07
SpType A3V R SpType Coord arcsec 2000 195756.12+421538.9
Hipparcos 2
HIP 98253 Sn 15 So 3 Nc 2
RArad 5.2269788224 DErad 0.7375900217 Plx 3.07 PmRA -6.03
PmDE -9.77 E RArad 0.38 E DErad 0.4 E Plx 0.47
E pmRA 0.44 E pmDE 0.51 Hpmag 6.4829 E Hpmag 0.0006
SHp 0.008 VA 0 BV 0.095 E BV 0.006
VI 0.11
CCDM
Ccdm 19579+4216 RComp Comp A Note1
Note2 Discov num DRAs 2.06 DDEs -21.2
R dRAs 10 Year Theta Rho
Obs 3 Vmag 6.7 Sp A2 PmNote *
PmRA -13 PmDE -6 Dm number +41 3549 Cat1 BD
Name2 +42 1787 Cat2 AGK2/3 HD 189377 M HD
ADS BDS A13186 M ADS BDS N IDS IDS 19546N4159A
HIC 98253
 
 
19579+4216 B
 
 
Coord arcsec 2000 195756.12+421538.8 Mag 8.4 Calc delta mag 1.8 Calc coord yes
CCDM
Ccdm 19579+4216 RComp Comp B Note1
Note2 Discov num STT 392 DRAs DDEs
R dRAs Year 1957 Theta 279 Rho 0.1
Obs 25 Vmag 8.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13186 M ADS BDS N N IDS IDS 19546N4159B
HIC 98253
 
 
19579+4216 C
 
 
Coord arcsec 2000 195755.93+421539.9 Mag 9.09 Calc delta mag 2.49 Calc coord yes
CCDM
Ccdm 19579+4216 RComp Comp C Note1
Note2 Discov num STF2607 DRAs DDEs
R dRAs Year 1831 Theta 290 Rho 3.1
Obs 27 Vmag 9.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13186 M ADS BDS N IDS IDS 19546N4159C
HIC 98253