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Current system
19490+4017
KOI 640 AB


Nearby doubles
4' : 19486+4016
DEA 104

4' : 19487+4017
KOI6126

8' : 19496+4014
KOI 552AB

11' : 19496+4009
KOI6124

12' : 19496+4008
DEA 376

12' : 19500+4021
KOI1568

13' : 19493+4005
UC 247

15' : 19482+4007
KOI5118

15' : 19494+4003
KOI4088

16' : 19490+4033
KOI2011

17' : 19493+4032
DEA 244

17' : 19483+4032
KOI 261AB

18' : 19475+4014
KOI 639AB

18' : 19505+4016
RAO 159

18' : 19480+4005
KOI5108

19' : 19505+4023
JKA 92

19' : 19497+4034
KOI3444AB

19' : 19506+4021
KOI2158AB

20' : 19474+4010
KOI6501

20' : 19475+4027
KOI3463AB

21' : 19504+4031
KOI6571AB

21' : 19473+4010
KOI6500

21' : 19474+4008
KOI1573AB

21' : 19508+4018
KOI6541

21' : 19503+4032
KOI4323

22' : 19505+4004
KOI6478



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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
 
 
WDS 19490+4017 : COMPONENTS
 
 
  A B
B pa=128.1°
sep=0.36"
 
C pa=316.0°
sep=1.01"
pa=313.9°
sep=1.36"
 
 
19490+4017 A
 
 
Coord arcsec 2000 194900.63+401718.9 Mag 14.5 PmRA -29.00 PmDE -17.0
 
 
19490+4017 B
 
 
Coord arcsec 2000 194900.65+401718.7 Mag 14.2 Calc delta mag 0.3 Calc coord yes
 
 
19490+4017 C
 
 
Coord arcsec 2000 194900.57+401719.6 Mag 17.4 Calc delta mag 2.9 Calc coord yes