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Doubles in session


Current system
21457+2708
BKO 633


Nearby doubles
1' : 21456+2709
MLB1050

16' : 21453+2722
HO 606

18' : 21468+2718
HO 608

32' : 21435+2721
A 299AB

35' : 21435+2725
BKO 631

43' : 21477+2740
CVR 922

43' : 21442+2631
BUP 230AB

50' : 21439+2751
HO 166

54' : 21491+2640
LDS4912

59' : 21472+2648
HJ 943

61' : 21420+2741
RAO 465AB

70' : 21423+2800
GRV 494

71' : 21462+2817
MLB 540AB

73' : 21454+2819
J 3145

77' : 21503+2754
MLB 576

78' : 21480+2819
MLB 541

79' : 21444+2824
KPP3373

80' : 21505+2756
AZC 116

82' : 21396+2712
GRV 489

83' : 21399+2737
HDS3083

84' : 21401+2632
BRT3367

85' : 21494+2600
UC 4574

90' : 21474+2834
A 300AB

91' : 21446+2539
BU 989AB

95' : 21521+2748
HO 171

96' : 21460+2533
L 36



Selections
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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 21457+2708 : COMPONENTS
 
 
  A
B pa=15.8°
sep=7.31"
 
 
21457+2708 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 214543.38+270743.9 Mag 12.8 PmRA -8.00
PmDE -12.0
 
 
21457+2708 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 214543.53+270750.9 Mag 15.1 Calc delta mag 2.3
Calc coord yes