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Current system
20131+3209
FYM 76 BD


Nearby doubles
7' : 20127+3213
SEI1002

11' : 20123+3205
STF2649AB

17' : 20132+3225
SEI1015

19' : 20118+3200
SEI 975

23' : 20120+3227
SEI 984

36' : 20105+3225
SEI 943

40' : 20114+3135
SEI 963

44' : 20150+3244
CVR 221

44' : 20144+3129
A 1204

44' : 20111+3133
TDT2058

45' : 20134+3253
SHN 242

45' : 20096+3218
ES 2431

48' : 20168+3206
COU1476AB

49' : 20169+3218
SEI1060

50' : 20095+3148
CBL 526

52' : 20097+3240
SEI 933

53' : 20170+3153
SEI1061

53' : 20165+3238
GII 15

56' : 20169+3235
A 284

57' : 20175+3205
SEI1065

57' : 20098+3130
SEI 932

58' : 20112+3120
SEI 960

58' : 20094+3244
SEI 925

60' : 20081+3155
SEI 905

61' : 20092+3243
TOB 171

61' : 20132+3309
SKF1649



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
 
 
WDS 20131+3209 : COMPONENTS
 
 
  A Ab B
Ab pa=10.6°
sep=1.30"
 
B pa=74.1°
sep=20.47"
pa=77.5°
sep=19.92"
 
D pa=59.8°
sep=34.43"
pa=61.5°
sep=33.59"
pa=40.6°
sep=15.45"
 
 
20131+3209 A
 
 
Name HD 331989 Coord arcsec 2000 201301.20+320834.9 Mag 10.62 PmRA 21.00
PmDE -18.0 Tycho2 2675-02309-1 HD 331989
Tycho2
Tycho2 2675-02309-1 Pflag P RAmdeg 303.25501611 DEmdeg 32.14304888
PmRA 17.7 PmDE -24.3 E RAmdeg 31 E DEmdeg 31
E pmRA 2.3 E pmDE 2.2 EpRAm 1989.52 EpDEm 1989.32
Num 4 Q RAmdeg 0.9 Q DEmdeg 0.4 Q pmRA 0.9
Q pmDE 0.4 BTmag 11.157 E BTmag 0.051 VTmag 10.619
E VTmag 0.048 Prox 12 TYC T HIP
CCDM RAdeg 303.25494639 DEdeg 32.14304389 EpRA 1990 1.56
EpDE 1990 1.69 E RAdeg 31.2 E DEdeg 31.3 Posflg D
Corr 0.1
 
 
20131+3209 Ab
 
 
Coord arcsec 2000 201301.22+320836.2 Mag 11.18 PmRA 18.00 PmDE -24.0
Calc delta mag 0.56 Calc coord yes
 
 
20131+3209 B
 
 
Coord arcsec 2000 201302.75+320840.5 Coord calc 201302.75+320840.5 Mag 10.98 PmRA 10.00
PmDE 10.0 Tycho2 2675-02309-2 HD 331988 Calc delta mag 0.36
Tycho2
Tycho2 2675-02309-2 Pflag P RAmdeg 303.25501611 DEmdeg 32.14304888
PmRA 17.7 PmDE -24.3 E RAmdeg 31 E DEmdeg 31
E pmRA 2.3 E pmDE 2.2 EpRAm 1989.52 EpDEm 1989.32
Num 4 Q RAmdeg 0.9 Q DEmdeg 0.4 Q pmRA 0.9
Q pmDE 0.4 BTmag 12.226 E BTmag 0.148 VTmag 11.188
E VTmag 0.082 Prox 12 TYC HIP
CCDM RAdeg 303.25505667 DEdeg 32.14336917 EpRA 1990 1.55
EpDE 1990 1.70 E RAdeg 58.1 E DEdeg 58.2 Posflg D
Corr 0.1
 
 
20131+3209 D
 
 
Coord arcsec 2000 201303.54+320852.2 Mag 12.76 Calc delta mag 2.14 Calc coord yes