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Doubles in session


Current system
21569+3735
BKO 905 AB


Nearby doubles
7' : 21573+3732
ES 2526AB

13' : 21564+3725
ES 2525

21' : 21559+3752
ES 2524

24' : 21558+3716
HO 174AB

26' : 21560+3712
SCH 1

27' : 21588+3745
ES 2527

31' : 21557+3708
ES 2523

32' : 21589+3755
A 1450

36' : 21565+3701
ES 2069AB

47' : 21547+3814
TOK 638AB

48' : 21581+3650
TDT3263

53' : 22009+3755
TDT3291

57' : 21584+3643
LDS4930

60' : 21520+3722
CRB 144

61' : 21517+3716
COU1641

62' : 22020+3727
A 1452

66' : 21514+3730
SEI1540

69' : 21512+3741
TDT3193

69' : 21590+3839
COU1339

70' : 22016+3816
TDT3296

70' : 21522+3817
TDT3205

70' : 22026+3754
RAO 472

71' : 21550+3843
KU 62

71' : 21541+3633
KPP1393

73' : 21520+3653
J 3149AB

74' : 22023+3659
HO 177



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 21569+3735 : COMPONENTS
 
 
  A B C
B pa=322.4°
sep=5.69"
 
C pa=30.2°
sep=6.33"
pa=81.8°
sep=6.73"
 
D pa=27.5°
sep=16.73"
pa=47.3°
sep=15.24"
pa=25.9°
sep=10.41"
 
 
21569+3735 A
 
 
Coord arcsec 2000 215653.14+373521.9 Mag 11.85 PmRA -4.00 PmDE -6.0
 
 
21569+3735 B
 
 
Coord arcsec 2000 215652.85+373526.4 Mag 13.45 PmRA -3.00 PmDE -5.0
Calc delta mag 1.6 Calc coord yes
 
 
21569+3735 C
 
 
Coord arcsec 2000 215653.41+373527.4 Mag 15.2 PmRA -4.00 PmDE -26.0
Calc delta mag 3.35 Calc coord yes
 
 
21569+3735 D
 
 
Coord arcsec 2000 215653.79+373536.7 Mag 13.87 PmRA -6.00 PmDE -6.0
Calc delta mag 2.02 Calc coord yes