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Doubles in session


Current system
18581+3813
CTT 11 AD


Nearby doubles
4' : 18581+3817
MLB 858AB

8' : 18585+3819
UC 3743

9' : 18588+3812
ALI 876

24' : 18562+3803
UC 3731

34' : 18572+3845
COU1611

35' : 19000+3838
ALI 877

38' : 19012+3813
DEA 433

39' : 18578+3852
ES 2573

44' : 18569+3854
MLB 856

46' : 18585+3858
KOI6360

49' : 19020+3801
ES 2033

51' : 19021+3827
DEA 282

51' : 19023+3802
KOI4702

51' : 19023+3824
KOI 377AB

53' : 19002+3859
RAP 1

53' : 19011+3735
TDT1181

54' : 18536+3814
UC 3713

56' : 19027+3816
DEA 446AB

56' : 19011+3731
GII 23

56' : 18541+3743
TOI1191

57' : 19026+3758
KOI 299

57' : 19011+3857
KOI 806

57' : 18536+3752
ES 2027

60' : 19029+3830
KOI 268AB

60' : 18563+3909
MLB 855

60' : 18583+3913
KOI1339AB



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 18581+3813 : COMPONENTS
 
 
  A B C D E F G H
B pa=59.5°
sep=54.32"
 
C pa=55.1°
sep=52.11"
pa=298.6°
sep=4.59"
 
D pa=295.5°
sep=46.61"
pa=265.1°
sep=89.18"
pa=263.4°
sep=85.39"
 
E pa=350.1°
sep=160.70"
pa=330.3°
sep=150.42"
pa=331.3°
sep=146.54"
pa=5.9°
sep=139.02"
 
F pa=345.6°
sep=238.07"
pa=332.4°
sep=228.97"
pa=333.1°
sep=225.17"
pa=355.4°
sep=211.26"
pa=336.5°
sep=78.85"
 
G pa=343.1°
sep=134.29"
pa=319.6°
sep=132.48"
pa=320.3°
sep=128.20"
pa=1.6°
sep=108.48"
pa=201.0°
sep=31.95"
pa=168.9°
sep=104.08"
 
H pa=327.7°
sep=123.08"
pa=304.2°
sep=136.06"
pa=304.3°
sep=131.50"
pa=344.2°
sep=87.26"
pa=215.1°
sep=66.35"
pa=183.0°
sep=126.78"
pa=227.5°
sep=36.22"
 
I pa=358.2°
sep=193.76"
pa=342.3°
sep=174.31"
pa=343.4°
sep=171.02"
pa=11.7°
sep=177.29"
pa=31.3°
sep=41.36"
pa=124.9°
sep=64.53"
pa=26.8°
sep=73.01"
pa=33.6°
sep=107.65"
 
 
18581+3813 A
 
 
Coord arcsec 2000 185804.25+381320.0 Mag 9.61 Spectral class K0 (yellow-orange) PmRA -2.00
PmDE -9.0 Tycho2 3119-01866-1
Tycho2
Tycho2 3119-01866-1 Pflag RAmdeg 284.51772110 DEmdeg 38.22222380
PmRA -0.2 PmDE -7.8 E RAmdeg 19 E DEmdeg 20
E pmRA 1.7 E pmDE 1.6 EpRAm 1988.14 EpDEm 1987.59
Num 10 Q RAmdeg 0.6 Q DEmdeg 1.2 Q pmRA 0.6
Q pmDE 1.2 BTmag 11.210 E BTmag 0.062 VTmag 9.607
E VTmag 0.025 Prox 539 TYC T HIP
CCDM RAdeg 284.51772222 DEdeg 38.22224694 EpRA 1990 1.56
EpDE 1990 1.59 E RAdeg 23.4 E DEdeg 24.1 Posflg
Corr -0.1
 
 
18581+3813 B
 
 
Coord arcsec 2000 185808.22+381347.6 Coord calc 185808.22+381347.6 Mag 9.93 Spectral class K0 (yellow-orange)
PmRA 43.00 PmDE 34.0 Tycho2 3119-02542-1 Calc delta mag 0.32
Tycho2
Tycho2 3119-02542-1 Pflag RAmdeg 284.53428137 DEmdeg 38.22990079
PmRA 43.0 PmDE 30.3 E RAmdeg 22 E DEmdeg 22
E pmRA 1.9 E pmDE 1.8 EpRAm 1988.92 EpDEm 1988.78
Num 7 Q RAmdeg 1.7 Q DEmdeg 0.8 Q pmRA 1.7
Q pmDE 0.8 BTmag 10.805 E BTmag 0.044 VTmag 9.928
E VTmag 0.031 Prox 71 TYC T HIP
CCDM RAdeg 284.53415250 DEdeg 38.22983028 EpRA 1990 1.50
EpDE 1990 1.58 E RAdeg 22.8 E DEdeg 22.6 Posflg
Corr -0.2
 
 
18581+3813 C
 
 
Coord arcsec 2000 185807.88+381349.8 Mag 10.2 PmRA 40.00 PmDE 29.0
Tycho2 3119-01893-1 Calc delta mag 0.59 Calc coord yes
Tycho2
Tycho2 3119-01893-1 Pflag RAmdeg 284.53675102 DEmdeg 38.23027543
PmRA 42.2 PmDE 28.2 E RAmdeg 29 E DEmdeg 28
E pmRA 2.0 E pmDE 1.9 EpRAm 1987.61 EpDEm 1987.60
Num 6 Q RAmdeg 0.5 Q DEmdeg 0.5 Q pmRA 0.5
Q pmDE 0.5 BTmag 11.176 E BTmag 0.058 VTmag 10.202
E VTmag 0.039 Prox 71 TYC T HIP
CCDM RAdeg 284.53662444 DEdeg 38.23020944 EpRA 1990 1.49
EpDE 1990 1.61 E RAdeg 30.2 E DEdeg 29.2 Posflg
Corr -0.2
 
 
18581+3813 D
 
 
Coord arcsec 2000 185800.68+381340.0 Mag 11.8 PmRA -6.00 PmDE -2.0
Calc delta mag 2.19 Calc coord yes
 
 
18581+3813 E
 
 
Coord arcsec 2000 185801.90+381558.3 Coord calc 185801.90+381558.3 Mag 5.87 Spectral class B7IV (blue-white)
PmRA -5.00 PmDE 3.0 SAO 67642 HIP 93104
Tycho2 3119-02541-1 HD 176318 HR 7174 GC 26059
BD BD+38 3373 Calc delta mag 3.74
Tycho2
Tycho2 3119-02541-1 Pflag RAmdeg 284.50790754 DEmdeg 38.26618590
PmRA -4.9 PmDE 1.0 E RAmdeg 4 E DEmdeg 4
E pmRA 1.5 E pmDE 1.5 EpRAm 1991.45 EpDEm 1991.49
Num 10 Q RAmdeg 0.5 Q DEmdeg 1.0 Q pmRA 0.6
Q pmDE 0.9 BTmag 5.766 E BTmag 0.014 VTmag 5.868
E VTmag 0.009 Prox 835 TYC T HIP 93104
CCDM RAdeg 284.50792250 DEdeg 38.26618361 EpRA 1990 1.57
EpDE 1990 1.61 E RAdeg 3.5 E DEdeg 3.5 Posflg
Corr -0.1
SAO
SAO 67642 DelFlag RA1950 PmRA1950 -0.0003
DE1950 PmDE1950 0 Vmag 5.8 SpType B8
Double code Source 70 CatNum 26059 DM BD+38 3373
DMcomp BDsup HD 176318 M HD 0
GC 26059 RA1950rad 4.95812718 DE1950rad 0.66667119 PmRA2000 0
PmDE2000 0
Hipparcos
Catalog H HIP 93104 Proxy RAhms 18 58 01.90
DEdms +38 15 58.3 Vmag 5.89 VarFlag 2 R Vmag H
RAdeg 284.508 DEdeg 38.2662 AstroRef Plx 6.32
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 176318 BD BD+38 3373
CD CP Dm number +38 3373 VIred -0.08
SpType B7IV R SpType Coord arcsec 2000 185801.90+381558.3
Hipparcos 2
HIP 93104 Sn 5 So 0 Nc 1
RArad 4.9656000251 DErad 0.6678708799 Plx 5.64 PmRA -5.14
PmDE 2.67 E RArad 0.2 E DErad 0.21 E Plx 0.25
E pmRA 0.23 E pmDE 0.27 Hpmag 5.8639 E Hpmag 0.0013
SHp 0.014 VA 1 BV -0.09 E BV 0.004
VI -0.07
 
 
18581+3813 F
 
 
Coord arcsec 2000 185759.23+381710.6 Mag 11.26 PmRA -2.00 PmDE -11.0
Calc delta mag 1.65 Calc coord yes
 
 
18581+3813 G
 
 
Coord arcsec 2000 185800.93+381528.5 Mag 14.6 Calc delta mag 4.99 Calc coord yes
 
 
18581+3813 H
 
 
Coord arcsec 2000 185758.66+381504.0 Mag 13.7 Calc delta mag 4.09 Calc coord yes
 
 
18581+3813 I
 
 
Coord arcsec 2000 185803.72+381633.7 Mag 16 Calc delta mag 6.39 Calc coord yes