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Current system
19171+0920
STT 370 BC


Nearby doubles
16' : 19181+0922
FYM9370

36' : 19177+0847
HJ 5509

38' : 19161+0955
J 2543

42' : 19174+1000
J 3215

45' : 19198+0902
J 1334

56' : 19177+1015
A 1176

63' : 19134+0949
BRT3225

64' : 19204+0840
TDT1384

68' : 19212+0949
HJ 884AB

70' : 19217+0912
AG 229

75' : 19141+0820
HEI 809

82' : 19145+1033
A 1175

84' : 19115+0933
OL 63

85' : 19132+0819
J 2953

87' : 19118+0842
HJ 878

88' : 19198+1036
HJ 882

92' : 19233+0911
J 2547

100' : 19165+1100
J 1198

101' : 19138+0753
HEI 872

102' : 19103+0937
LEP 165

102' : 19132+0757
GWP2824

109' : 19102+0841
STF2468

111' : 19244+0902
TDT1432

114' : 19205+1102
REP 49AB

114' : 19106+0819
J 2949

115' : 19242+1004
TDT1427



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Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
 
 
WDS 19171+0920 : COMPONENTS
 
 
  A B
B pa=13.7°
sep=19.35"
 
C pa=77.7°
sep=22.36"
pa=129.1°
sep=22.26"
 
 
19171+0920 A
 
 
Name V342 Aql Coord arcsec 2000 191703.16+092019.6 Mag 8.34 Spectral class K2II (yellow-orange)
PmRA 10.00 PmDE -1.0 SAO 124465 HIP 94773
Tycho2 1042-02854-1 HD 180660 GC 26587 BD BD+09 4047
Tycho2
Tycho2 1042-02854-1 Pflag RAmdeg 289.26319536 DEmdeg 9.33876164
PmRA 9.0 PmDE -3.7 E RAmdeg 8 E DEmdeg 10
E pmRA 1.2 E pmDE 1.3 EpRAm 1991.00 EpDEm 1990.62
Num 11 Q RAmdeg 1.1 Q DEmdeg 1.6 Q pmRA 1.2
Q pmDE 1.7 BTmag 9.870 E BTmag 0.026 VTmag 8.339
E VTmag 0.013 Prox 195 TYC T HIP 94773
CCDM A RAdeg 289.26317472 DEdeg 9.33876972 EpRA 1990 1.85
EpDE 1990 1.66 E RAdeg 7.6 E DEdeg 9.6 Posflg
Corr 0.2
SAO
SAO 124465 DelFlag RA1950 PmRA1950 -0.0002
DE1950 PmDE1950 0.006 Vmag 8.5 SpType K0
Double code Source 70 CatNum 26587 DM BD+09 4047
DMcomp BDsup HD 180660 M HD 0
GC 26587 RA1950rad 5.03815757 DE1950rad 0.16141435 PmRA2000 0
PmDE2000 0.004
Hipparcos
Catalog H HIP 94773 Proxy RAhms 19 17 03.16
DEdms +09 20 19.6 Vmag 8.23 VarFlag R Vmag G
RAdeg 289.263 DEdeg 9.33877 AstroRef A Plx -6.21
CCDM 19171+0920 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source P Qual A M HIP
Theta Rho HD 180660 BD BD+09 4047
CD CP Dm number +09 4047 VIred 1.33
SpType K2II+... R SpType Coord arcsec 2000 191703.16+092019.6
Hipparcos 2
HIP 94773 Sn 95 So 3 Nc 1
RArad 5.0485946288 DErad 0.1629923327 Plx 6.5 PmRA 3.52
PmDE 6.71 E RArad 3.1 E DErad 2.06 E Plx 3.52
E pmRA 3.59 E pmDE 2.72 Hpmag 8.4003 E Hpmag 0.039
SHp 0.124 VA 0 BV 1.36 E BV 0
VI 1.33
CCDM
Ccdm 19171+0920 RComp Comp A Note1
Note2 Discov num DRAs -2.81 DDEs 19.5
R dRAs 10 Year Theta Rho
Obs 3 Vmag 8.5 Sp K0 PmNote *
PmRA 20 PmDE 1 Dm number +09 4047 Cat1 BD
Name2 +09 2425 Cat2 AGK2/3 HD 180660 M HD
ADS BDS A12259 M ADS BDS N IDS IDS 19123N0911A
HIC 94773
 
 
19171+0920 B
 
 
Var name V342 Aql Coord arcsec 2000 191703.47+092038.4 Coord calc 191703.47+092038.4 Mag 8.71
Spectral class A (white) PmRA 12.00 PmDE 0.0 SAO 124466
HIP 94774 Tycho2 1042-02864-1 HD 180639 GC 26588
BD BD+09 4048 Calc delta mag 0.37
Tycho2
Tycho2 1042-02864-1 Pflag RAmdeg 289.26447161 DEmdeg 9.34402229
PmRA 6.2 PmDE -7.2 E RAmdeg 8 E DEmdeg 9
E pmRA 2.6 E pmDE 2.5 EpRAm 1991.70 EpDEm 1991.50
Num 4 Q RAmdeg 1.5 Q DEmdeg 1.0 Q pmRA 1.5
Q pmDE 1.0 BTmag 9.095 E BTmag 0.018 VTmag 8.706
E VTmag 0.015 Prox 195 TYC T HIP 94774
CCDM B RAdeg 289.26445694 DEdeg 9.34403889 EpRA 1990 1.81
EpDE 1990 1.65 E RAdeg 7.5 E DEdeg 8.9 Posflg
Corr 0.2
SAO
SAO 124466 DelFlag RA1950 PmRA1950 -0.0004
DE1950 PmDE1950 0.015 Vmag 9.1 SpType F0
Double code Source 70 CatNum 26588 DM BD+09 4048
DMcomp BDsup HD 180639 M HD 0
GC 26588 RA1950rad 5.03817735 DE1950rad 0.16150753 PmRA2000 -0.0003
PmDE2000 0.013
Hipparcos
Catalog H HIP 94774 Proxy RAhms 19 17 03.47
DEdms +09 20 38.5 Vmag 8.73 VarFlag R Vmag H
RAdeg 289.264 DEdeg 9.34404 AstroRef B Plx -6.96
CCDM 19171+0920 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source I Qual A M HIP
Theta Rho HD 180639 BD BD+09 4048
CD CP Dm number +09 4048 VIred 0.38
SpType A4II R SpType Coord arcsec 2000 191703.47+092038.5
Hipparcos 2
HIP 94774 Sn 95 So 3 Nc 1
RArad 5.0486173035 DErad 0.1630842666 Plx 14.96 PmRA 6.22
PmDE 5.22 E RArad 5.7 E DErad 4.1 E Plx 6.89
E pmRA 7.22 E pmDE 5.77 Hpmag 8.8681 E Hpmag 0.0527
SHp 0 VA 0 BV 0.362 E BV 0.023
VI 0.42
CCDM
Ccdm 19171+0920 RComp Comp B Note1
Note2 Discov num STT 370 DRAs -2.56 DDEs 37.9
R dRAs 10 Year 1846 Theta 014 Rho 19.6
Obs 13 Vmag 9.1 Sp A PmNote *
PmRA 3 PmDE -10 Dm number +09 4048 Cat1 BD
Name2 +09 2426 Cat2 AGK2/3 HD 180639 M HD
ADS BDS A12259 M ADS BDS N IDS IDS 19123N0911B
HIC 94774
 
 
19171+0920 C
 
 
Coord arcsec 2000 191704.64+092024.3 Mag 13.38 PmRA 3.00 PmDE -3.0
Calc delta mag 5.04 Calc coord yes
CCDM
Ccdm 19171+0920 RComp Comp C Note1
Note2 Discov num STT 370 DRAs DDEs
R dRAs Year Theta 078 Rho
Obs 1 Vmag Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A12259 M ADS BDS N IDS IDS 19123N0911C
HIC