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Doubles in session


Current system
18443+3940
STFA 37 DI


Nearby doubles
16' : 18457+3942
BU 51AB

21' : 18426+3937
HJ 1341

23' : 18433+3918
BLL 35

25' : 18452+3914
STF2392AB

31' : 18453+4005
ROE 50AB

32' : 18465+3958
LDS4799

38' : 18418+4001
LSC 83

43' : 18453+3856
COU1608

44' : 18478+3954
GRV 240

44' : 18481+3929
COU1609

44' : 18436+4020
SLE 122

50' : 18483+3956
SLW1221

52' : 18466+3853
ES 2021AB

58' : 18480+3858
ES 2572

58' : 18397+3955
TDT 981

59' : 18490+3914
COU1610

62' : 18483+4018
UC 3676

69' : 18404+4028
SLE 92

70' : 18466+4042
HDS2663

72' : 18501+4002
HU 1192

73' : 18381+3935
BU 50AB

74' : 18496+4020
UC 3687

75' : 18507+3920
HDS2672

76' : 18450+4051
COU1792

76' : 18432+3822
HDS2651

79' : 18452+3819
STF2393AB



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.
 
 
WDS 18443+3940 : COMPONENTS
 
 
  A B C Cb D E F G H
B pa=347.0°
sep=2.05"
 
C pa=172.2°
sep=208.51"
pa=172.2°
sep=210.56"
 
Cb pa=172.2°
sep=208.55"
pa=172.2°
sep=210.59"
pa=224.5°
sep=0.06"
 
D pa=171.6°
sep=208.74"
pa=171.6°
sep=210.79"
pa=87.5°
sep=2.31"
pa=86.6°
sep=2.36"
 
E pa=179.7°
sep=149.60"
pa=179.5°
sep=151.61"
pa=334.3°
sep=63.24"
pa=334.4°
sep=63.26"
pa=332.4°
sep=64.18"
 
F pa=167.4°
sep=118.01"
pa=167.4°
sep=120.07"
pa=358.5°
sep=91.47"
pa=358.5°
sep=91.51"
pa=357.1°
sep=91.46"
pa=36.0°
sep=42.55"
 
G pa=193.0°
sep=180.54"
pa=192.7°
sep=182.38"
pa=294.0°
sep=75.40"
pa=294.1°
sep=75.38"
pa=293.3°
sep=77.48"
pa=237.6°
sep=49.11"
pa=227.6°
sep=90.03"
 
H pa=196.8°
sep=151.35"
pa=196.4°
sep=153.13"
pa=310.6°
sep=94.85"
pa=310.6°
sep=94.85"
pa=309.7°
sep=96.56"
pa=276.1°
sep=44.88"
pa=246.9°
sep=75.68"
pa=354.2°
sep=31.19"
 
I pa=136.6°
sep=150.00"
pa=137.0°
sep=151.77"
pa=37.5°
sep=123.06"
pa=37.5°
sep=123.12"
pa=36.7°
sep=121.59"
pa=68.3°
sep=110.07"
pa=85.4°
sep=77.55"
pa=65.0°
sep=158.59"
pa=76.3°
sep=151.24"
 
 
18443+3940 A
 
 
Coord arcsec 2000 184420.34+394012.4 Mag 5.15 Spectral class A4V (white) PmRA 11.00
PmDE 61.0 SAO 67310 HIP 91919 Tycho2 3122-03438-2
HD 173582 HR 7051 GC 25667 BD BD+39 3509
Bayer Epsilon 1 Lyrae Bayer name Eps1 Flamsteed 4 Lyrae Flamsteed name 4 Lyr
Tycho2
Tycho2 3122-03438-2 Pflag RAmdeg 281.08477158 DEmdeg 39.67012519
PmRA 11.1 PmDE 61.0 E RAmdeg 3 E DEmdeg 3
E pmRA 0.8 E pmDE 0.9 EpRAm 1991.48 EpDEm 1991.50
Num 13 Q RAmdeg 1.0 Q DEmdeg 1.7 Q pmRA 1.2
Q pmDE 1.9 BTmag 5.147 E BTmag 0.014 VTmag 5.008
E VTmag 0.009 Prox 26 TYC T HIP 91919
CCDM A RAdeg 281.08473833 DEdeg 39.66998389 EpRA 1990 1.69
EpDE 1990 1.66 E RAdeg 3.4 E DEdeg 3.4 Posflg D
Corr 0.0
SAO
SAO 67310 DelFlag RA1950 PmRA1950 0.0011
DE1950 PmDE1950 0.059 Vmag 5.1 SpType A3
Double code Source 70 CatNum 25667 DM BD+39 3509
DMcomp A BDsup HD 173582 M HD 0
GC 25667 RA1950rad 4.8986209 DE1950rad 0.6914417 PmRA2000 0.0015
PmDE2000 0.059
Hipparcos
Catalog H HIP 91919 Proxy H RAhms 18 44 20.34
DEdms +39 40 11.9 Vmag 4.67 VarFlag R Vmag G
RAdeg 281.085 DEdeg 39.67 AstroRef A Plx 20.1
CCDM 10.55 N CCDM I Nsys 2 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 353 Rho 2.536 HD BD BD+39 3509
CD CP Dm number +39 3509 VIred 0.19
SpType F1V R SpType Coord arcsec 2000 184420.34+394011.9
Hipparcos 2
HIP 91919 Sn 15 So 3 Nc 2
RArad 4.9058541819 DErad 0.6923717076 Plx 20.09 PmRA 11.09
PmDE 61.39 E RArad 0.6 E DErad 0.61 E Plx 0.78
E pmRA 0.7 E pmDE 0.87 Hpmag E Hpmag 0.0006
SHp 0.007 VA 0 BV 0.17 E BV 0.01
VI 0.19
 
 
18443+3940 B
 
 
Coord arcsec 2000 184420.30+394014.4 Coord calc 184420.30+394014.4 Mag 6.1 Spectral class F1V (yellow-white)
PmRA 2.00 PmDE 47.0 SAO 67309 HIP 91919
Tycho2 3122-03438-1 HD 173583 HR 7052 GC 25666
DM BD+39 3509 Flamsteed 4 Lyrae Flamsteed name 4 Lyr Delta magnitude 0.95
Tycho2
Tycho2 3122-03438-1 Pflag X RAmdeg DEmdeg
PmRA PmDE E RAmdeg E DEmdeg
E pmRA E pmDE EpRAm EpDEm
Num Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 6.426 E BTmag 0.015 VTmag 6.100
E VTmag 0.010 Prox 26 TYC T HIP 91919
CCDM B RAdeg 281.08462278 DEdeg 39.67068167 EpRA 1990 1.64
EpDE 1990 1.66 E RAdeg 3.8 E DEdeg 3.7 Posflg D
Corr 0.0
SAO
SAO 67309 DelFlag RA1950 PmRA1950 -0.0001
DE1950 PmDE1950 0.059 Vmag 6 SpType A3
Double code Source 70 CatNum 25666 DM BD+39 3509
DMcomp B BDsup HD 173583 M HD 0
GC 25666 RA1950rad 4.89862032 DE1950rad 0.69145775 PmRA2000 0.0003
PmDE2000 0.059
Hipparcos
Catalog H HIP 91919 Proxy H RAhms 18 44 20.34
DEdms +39 40 11.9 Vmag 4.67 VarFlag R Vmag G
RAdeg 281.085 DEdeg 39.67 AstroRef A Plx 20.1
CCDM 10.55 N CCDM I Nsys 2 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 353 Rho 2.536 HD BD BD+39 3509
CD CP Dm number +39 3509 VIred 0.19
SpType F1V R SpType Coord arcsec 2000 184420.34+394011.9
Hipparcos 2
HIP 91919 Sn 15 So 3 Nc 2
RArad 4.9058541819 DErad 0.6923717076 Plx 20.09 PmRA 11.09
PmDE 61.39 E RArad 0.6 E DErad 0.61 E Plx 0.78
E pmRA 0.7 E pmDE 0.87 Hpmag E Hpmag 0.0006
SHp 0.007 VA 0 BV 0.17 E BV 0.01
VI 0.19
 
 
18443+3940 C
 
 
Coord arcsec 2000 184422.78+393645.8 Coord calc 184422.78+393645.8 Mag 5.25 Spectral class A8Vn (white)
PmRA 8.00 PmDE 54.0 SAO 67315 Tycho2 3122-03439-2
HD 173607 HR 7053 GC 25668 DM BD+39 3510
Flamsteed 5 Lyrae Flamsteed name 5 Lyr Delta magnitude 0.1
Tycho2
Tycho2 3122-03439-2 Pflag P RAmdeg 281.09527752 DEmdeg 39.61274590
PmRA 7.6 PmDE 54.2 E RAmdeg 4 E DEmdeg 4
E pmRA 2.0 E pmDE 1.9 EpRAm 1991.66 EpDEm 1991.62
Num 3 Q RAmdeg 2.5 Q DEmdeg 0.8 Q pmRA 2.5
Q pmDE 0.7 BTmag 5.628 E BTmag 0.014 VTmag 5.383
E VTmag 0.009 Prox 23 TYC T HIP 91926
CCDM D RAdeg 281.09574333 DEdeg 39.61264194 EpRA 1990 1.71
EpDE 1990 1.68 E RAdeg 3.5 E DEdeg 3.5 Posflg D
Corr -0.1
SAO
SAO 67315 DelFlag RA1950 PmRA1950 0.0003
DE1950 PmDE1950 0.064 Vmag 4.5 SpType A5
Double code Source 70 CatNum 25668 DM BD+39 3510
DMcomp BDsup HD 173607 M HD 9
GC 25668 RA1950rad 4.89879921 DE1950rad 0.69044252 PmRA2000 0.0006
PmDE2000 0.064
 
 
18443+3940 Cb
 
 
Coord arcsec 2000 184422.78+393645.8 Delta magnitude 5.15 Coordinate calculated yes
 
 
18443+3940 D
 
 
Coord arcsec 2000 184422.98+393645.9 Coord calc 184422.98+393645.9 Mag 5.38 Spectral class F0Vn (yellow-white)
PmRA 8.00 PmDE 54.0 SAO 67315 HIP 91926
Tycho2 3122-03439-2 HD 173607 HR 7053 GC 25668
BD BD+39 3510 Flamsteed 5 Lyrae Flamsteed name 5 Lyr Delta magnitude 0.23
Tycho2
Tycho2 3122-03439-2 Pflag P RAmdeg 281.09527752 DEmdeg 39.61274590
PmRA 7.6 PmDE 54.2 E RAmdeg 4 E DEmdeg 4
E pmRA 2.0 E pmDE 1.9 EpRAm 1991.66 EpDEm 1991.62
Num 3 Q RAmdeg 2.5 Q DEmdeg 0.8 Q pmRA 2.5
Q pmDE 0.7 BTmag 5.628 E BTmag 0.014 VTmag 5.383
E VTmag 0.009 Prox 23 TYC T HIP 91926
CCDM D RAdeg 281.09574333 DEdeg 39.61264194 EpRA 1990 1.71
EpDE 1990 1.68 E RAdeg 3.5 E DEdeg 3.5 Posflg D
Corr -0.1
SAO
SAO 67315 DelFlag RA1950 PmRA1950 0.0003
DE1950 PmDE1950 0.064 Vmag 4.5 SpType A5
Double code Source 70 CatNum 25668 DM BD+39 3510
DMcomp BDsup HD 173607 M HD 9
GC 25668 RA1950rad 4.89879921 DE1950rad 0.69044252 PmRA2000 0.0006
PmDE2000 0.064
Hipparcos
Catalog H HIP 91926 Proxy H RAhms 18 44 22.78
DEdms +39 36 45.3 Vmag 4.59 VarFlag R Vmag G
RAdeg 281.095 DEdeg 39.6126 AstroRef C Plx 20.34
CCDM 5.83 N CCDM I Nsys 2 Ncomp 2
MultFlag C Source Qual A M HIP CD
Theta 87 Rho 2.338 HD BD BD+39 3510
CD CP Dm number +39 3510 VIred 0.2
SpType A8Vn R SpType Coord arcsec 2000 184422.78+393645.3
Hipparcos 2
HIP 91926 Sn 17 So 3 Nc 2
RArad 4.9060315072 DErad 0.6913702172 Plx 20.97 PmRA 6.18
PmDE 50.42 E RArad 0.35 E DErad 0.7 E Plx 0.5
E pmRA 0.39 E pmDE 0.73 Hpmag E Hpmag 0.0006
SHp 0.005 VA 0 BV 0.18 E BV 0
VI 0.2
 
 
18443+3940 E
 
 
Coord arcsec 2000 184420.41+393742.8 Coord calc 184420.41+393742.8 Mag 12.3 PmRA 0.00
PmDE -7.0 Delta magnitude 7.15
 
 
18443+3940 F
 
 
Coord arcsec 2000 184422.57+393817.2 Mag 12.7 Delta magnitude 7.55 Coordinate calculated yes
 
 
18443+3940 G
 
 
Coord arcsec 2000 184416.82+393716.5 Coord calc 184416.82+393716.5 Mag 14.2 PmRA -28.00
PmDE -88.0 Delta magnitude 9.05
 
 
18443+3940 H
 
 
Coord arcsec 2000 184416.55+393747.5 Mag 13.9 Spectral class A7Vn (white) PmRA -3.00
PmDE -3.0 Delta magnitude 8.75 Coordinate calculated yes
 
 
18443+3940 I
 
 
Coord arcsec 2000 184429.27+393823.4 Mag 10.12 PmRA -7.00 PmDE -4.0
Delta magnitude 4.97 Coordinate calculated yes