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Current system
21589+3755
A 1450


Nearby doubles
11' : 21588+3745
ES 2527

25' : 22009+3755
TDT3291

31' : 21573+3732
ES 2526AB

32' : 21569+3735
BKO 905AB

36' : 21559+3752
ES 2524

39' : 22016+3816
TDT3296

44' : 21564+3725
ES 2525

44' : 22026+3754
RAO 472

44' : 21590+3839
COU1339

45' : 22011+3832
RAO 471

47' : 22020+3727
A 1452

52' : 22032+3804
ES 2528

53' : 21547+3814
TOK 638AB

54' : 21558+3716
HO 174AB

56' : 21560+3712
SCH 1

61' : 21557+3708
ES 2523

62' : 21565+3701
ES 2069AB

62' : 22036+3825
ES 2529

64' : 22042+3806
SEI1555

64' : 22042+3804
FYM 296AB

65' : 22043+3804
CVE 16

65' : 22043+3806
CVE 15

65' : 21591+3900
MLB 789

66' : 21586+3900
COU1824

66' : 22001+3859
TDT3284

66' : 21571+3858
SEI1545



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
 
 
WDS 21589+3755 : COMPONENTS
 
 
  A
B pa=187.7°
sep=4.10"
 
 
21589+3755 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 215853.89+375523.7 Mag 8.68 Spectral class A2 (white)
PmRA 3.00 PmDE -26.0 SAO 71904 Tycho2 3185-02240-1
HD 208949 DM BD+37 4462
Tycho2
Tycho2 3185-02240-1 Pflag RAmdeg 329.72456822 DEmdeg 37.92326294
PmRA 1.8 PmDE -4.4 E RAmdeg 6 E DEmdeg 6
E pmRA 1.6 E pmDE 1.7 EpRAm 1991.51 EpDEm 1991.54
Num 4 Q RAmdeg 0.8 Q DEmdeg 1.2 Q pmRA 0.8
Q pmDE 1.2 BTmag 9.005 E BTmag 0.016 VTmag 8.681
E VTmag 0.013 Prox 999 TYC T HIP
CCDM RAdeg 329.72456306 DEdeg 37.92327306 EpRA 1990 1.68
EpDE 1990 1.70 E RAdeg 6.2 E DEdeg 6.4 Posflg
Corr 0.1
SAO
SAO 71904 DelFlag RA1950 PmRA1950 -0.0005
DE1950 PmDE1950 -0.022 Vmag 8.6 SpType A2
Double code Source 5 CatNum 2166 DM BD+37 4462
DMcomp BDsup HD 208949 M HD 0
GC RA1950rad 5.74551049 DE1950rad 0.65770042 PmRA2000 -0.0003
PmDE2000 -0.026
CCDM
Ccdm 21589+3755 RComp Comp A Note1
Note2 Discov num DRAs -0.11 DDEs 23.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.6 Sp A2 PmNote *
PmRA 6 PmDE -16 Dm number +37 4462 Cat1 BD
Name2 +37 2166 Cat2 AGK2/3 HD 208949 M HD
ADS BDS A15511 M ADS BDS N IDS IDS 21546N3727A
HIC
 
 
21589+3755 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 215853.84+375519.6 Mag 12.7 Calc delta mag 4.02
Calc coord yes
CCDM
Ccdm 21589+3755 RComp Comp B Note1
Note2 Discov num A 1450 DRAs DDEs
R dRAs Year 1906 Theta 190 Rho 3.9
Obs 5 Vmag 12.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A15511 M ADS BDS N IDS IDS 21546N3727B
HIC