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Doubles in session
Current system
21490+3912
TDT 3173
Nearby doubles
4' : 21487+3914
TDS1147
11' : 21481+3911
TDT3162
23' : 21504+3927
HO 170
24' : 21492+3849
TDT3176
24' : 21509+3918
MLB 788
25' : 21493+3937
SEI1536
32' : 21506+3847
MLB 962
37' : 21505+3944
ES 211AB
38' : 21513+3938
TDT3196
39' : 21512+3941
TDT3192
39' : 21520+3857
COU1823
40' : 21464+3847
MLB 961
47' : 21459+3943
SEI1535
47' : 21453+3853
TDT3139
47' : 21529+3901
SEI1542
53' : 21526+3841
MLB 991
53' : 21458+3945
MLB 902
55' : 21450+3942
GRV 499
56' : 21445+3933
A 1447
57' : 21493+3816
A 1448
59' : 21520+3826
HDS3114
60' : 21454+3955
SEI1534
65' : 21466+3815
COU1639
67' : 21522+3817
TDT3205
68' : 21506+4017
SEI1539
68' : 21484+3806
ALI 694
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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
WDS 21490+3912 : COMPONENTS
A
B
pa=136.8°
sep=0.64"
21490+3912 A
Coord arcsec 2000
214857.91+391222.4
Mag
11.26
PmRA
-4.00
PmDE
-6.0
21490+3912 B
Coord arcsec 2000
214857.95+391221.9
Mag
11.56
PmRA
-4.00
PmDE
-6.0
Delta magnitude
0.3
Coordinate calculated
yes