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Doubles in session


Current system
20069+3115
SEI 882 AB
HD 331869


Nearby doubles
9' : 20068+3106
DAM 192

13' : 20076+3106
DAM 193

24' : 20075+3053
ES 360AB

25' : 20078+3055
COU 31

27' : 20079+3111
WAK 16

28' : 20087+3130
SEI 910

33' : 20077+3045
SMR 75

34' : 20064+3147
GYL 31

34' : 20063+3148
COU1322

35' : 20076+3042
SMR 74

37' : 20080+3040
ES 361

38' : 20044+3055
GRV 309

39' : 20039+3113
TDT1946

41' : 20098+3130
SEI 932

42' : 20045+3047
TDT1951

43' : 20040+3136
TDS1038

44' : 20059+3157
SEI 852

45' : 20067+3030
SMR 73

48' : 20095+3148
CBL 526

48' : 20081+3155
SEI 905

49' : 20032+3112
BRT 275

49' : 20068+3203
SEI 881

50' : 20037+3145
SEI 827

52' : 20040+3152
BRT 276

55' : 20043+3033
STF2626

56' : 20026+3125
DAM 643



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 20069+3115 : COMPONENTS
 
 
  A B C D
B pa=56.2°
sep=30.27"
 
C pa=247.4°
sep=29.32"
pa=241.7°
sep=59.30"
 
D pa=204.4°
sep=59.35"
pa=215.0°
sep=86.56"
pa=176.5°
sep=42.88"
 
E pa=217.7°
sep=60.96"
pa=223.8°
sep=90.18"
pa=195.4°
sep=38.35"
pa=294.5°
sep=14.06"
 
 
20069+3115 A
 
 
Name HD 331869 Coord arcsec 2000 200652.25+311502.2 Mag 8.86 Spectral class F7V (yellow-white)
PmRA -39.00 PmDE -30.0 Tycho2 2671-01412-1
Tycho2
Tycho2 2671-01412-1 Pflag RAmdeg 301.71774137 DEmdeg 31.25061804
PmRA -39.9 PmDE -28.9 E RAmdeg 8 E DEmdeg 8
E pmRA 1.2 E pmDE 1.1 EpRAm 1990.81 EpDEm 1990.93
Num 10 Q RAmdeg 1.0 Q DEmdeg 1.1 Q pmRA 1.0
Q pmDE 1.1 BTmag 9.430 E BTmag 0.018 VTmag 8.860
E VTmag 0.014 Prox 263 TYC T HIP
CCDM RAdeg 301.71785000 DEdeg 31.25068417 EpRA 1990 1.61
EpDE 1990 1.73 E RAdeg 8.3 E DEdeg 7.7 Posflg
Corr 0.1
CCDM
Ccdm 20069+3115 RComp Comp A Note1
Note2 Discov num DRAs -1.81 DDEs -0.2
R dRAs 70 Year Theta Rho
Obs 3 Vmag 9.0 Sp G0 PmNote *
PmRA -37 PmDE -34 Dm number +30 3900 Cat1 BD
Name2 +31 1962 Cat2 AGK2/3 HD M HD
ADS BDS M ADS BDS N IDS IDS 20029N3058A
HIC
 
 
20069+3115 B
 
 
Coord arcsec 2000 200654.21+311519.0 Mag 10.58 PmRA 7.00 PmDE 1.0
SAO 69428 Tycho2 2671-01076-1 HD 331869 DM BD+30 3900
Calc delta mag 1.72 Calc coord yes
Tycho2
Tycho2 2671-01076-1 Pflag RAmdeg 301.72705308 DEmdeg 31.25514888
PmRA 0.1 PmDE -0.1 E RAmdeg 26 E DEmdeg 23
E pmRA 1.5 E pmDE 1.5 EpRAm 1986.12 EpDEm 1987.14
Num 6 Q RAmdeg 2.4 Q DEmdeg 2.0 Q pmRA 2.5
Q pmDE 2.0 BTmag 11.045 E BTmag 0.049 VTmag 10.578
E VTmag 0.045 Prox 62 TYC T HIP
CCDM RAdeg 301.72704528 DEdeg 31.25513500 EpRA 1990 1.63
EpDE 1990 1.76 E RAdeg 32.0 E DEdeg 28.3 Posflg P
Corr 0.2
SAO
SAO 69428 DelFlag RA1950 PmRA1950 -0.0046
DE1950 PmDE1950 -0.037 Vmag 8.7 SpType G0
Double code Source 6 CatNum 1962 DM BD+30 3900
DMcomp BDsup HD 331869 M HD 0
GC RA1950rad 5.25729994 DE1950rad 0.54289645 PmRA2000 -0.0044
PmDE2000 -0.039
CCDM
Ccdm 20069+3115 RComp Comp B Note1
Note2 Discov num SEI 882 DRAs 0.39 DDEs 15.8
R dRAs 70 Year 1893 Theta 060 Rho 29.3
Obs 2 Vmag 11.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20029N3058B
HIC
 
 
20069+3115 C
 
 
Coord arcsec 2000 200650.14+311450.9 Mag 10.55 PmRA -40.00 PmDE -31.0
Calc delta mag 1.69 Calc coord yes
CCDM
Ccdm 20069+3115 RComp Comp C Note1
Note2 Discov num ES DRAs -4.25 DDEs -11.5
R dRAs 70 Year 1906 Theta 251 Rho 33.4
Obs 1 Vmag 10.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20029N3058C
HIC
 
 
20069+3115 D
 
 
Coord arcsec 2000 200650.34+311408.1 Mag 13.42 PmRA 6.00 PmDE -27.0
Calc delta mag 4.56 Calc coord yes
 
 
20069+3115 E
 
 
Coord arcsec 2000 200649.34+311414.0 Mag 13.36 PmRA -40.00 PmDE 14.0
Calc delta mag 4.5 Calc coord yes