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Doubles in session


Current system
20377+4029
HJ 610
HD 196522


Nearby doubles
8' : 20367+4021
NML 2

19' : 20382+4022
TDT2439

21' : 20379+4014
SEI1199

22' : 20349+4038
CAN 21

22' : 20362+4008
BRT2267

23' : 20387+4024
ES 1979

26' : 20357+4053
BRT2266

27' : 20379+4005
ES 1978

29' : 20361+4056
CAN 23AB

30' : 20392+4017
ES 1980

32' : 20339+4031
OPI9006

32' : 20339+4034
AG 409

32' : 20347+4051
CAN 20AB

32' : 20347+4052
CAN 17AB

34' : 20363+3955
TDT2410

35' : 20396+4035
STT 410AB

36' : 20336+4041
CAN 12AB

37' : 20338+4012
TDT2375

38' : 20374+3952
TDT2430

39' : 20332+4028
HJ 609

43' : 20395+4002
BRT2269

45' : 20330+4047
CAN 15AB

46' : 20328+4040
SKF1866

47' : 20341+4105
CAN 69AB

47' : 20326+4041
CAN 18AB

47' : 20343+3950
MLB 883



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 20377+4029 : COMPONENTS
 
 
  A
B pa=176.7°
sep=25.55"
 
 
20377+4029 A
 
 
Componente originario normalizzato AB Name HD 196522 Coord arcsec 2000 203635.66+402845.1 Mag 8.07
Spectral class B8V (blue-white) PmRA 4.00 PmDE -1.0 SAO 49849
HIP 101677 Tycho2 3157-00838-1 HD 196522 BD BD+39 4252
Tycho2
Tycho2 3157-00838-1 Pflag RAmdeg 309.14860306 DEmdeg 40.47919330
PmRA 3.9 PmDE -0.8 E RAmdeg 5 E DEmdeg 5
E pmRA 1.3 E pmDE 1.3 EpRAm 1991.37 EpDEm 1991.40
Num 9 Q RAmdeg 1.2 Q DEmdeg 0.6 Q pmRA 1.2
Q pmDE 0.6 BTmag 8.036 E BTmag 0.015 VTmag 8.073
E VTmag 0.011 Prox 256 TYC T HIP 101677
CCDM RAdeg 309.14859111 DEdeg 40.47919500 EpRA 1990 1.61
EpDE 1990 1.63 E RAdeg 4.7 E DEdeg 4.7 Posflg
Corr 0.0
SAO
SAO 49849 DelFlag RA1950 PmRA1950 -0.0009
DE1950 PmDE1950 -0.017 Vmag 8.1 SpType A0
Double code Source 4 CatNum 2081 DM BD+39 4252
DMcomp BDsup HD 196522 M HD 0
GC RA1950rad 5.38769267 DE1950rad 0.70344205 PmRA2000 -0.0006
PmDE2000 -0.019
Hipparcos
Catalog H HIP 101677 Proxy RAhms 20 36 35.66
DEdms +40 28 45.1 Vmag 8.09 VarFlag R Vmag H
RAdeg 309.149 DEdeg 40.4792 AstroRef Plx 3.12
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 196522 BD BD+39 4252
CD CP Dm number +39 4252 VIred -0.01
SpType A0 R SpType Coord arcsec 2000 203635.66+402845.1
Hipparcos 2
HIP 101677 Sn 5 So 0 Nc 1
RArad 5.3956608006 DErad 0.7064952504 Plx 2.91 PmRA 3.57
PmDE -1.62 E RArad 0.37 E DErad 0.43 E Plx 0.51
E pmRA 0.39 E pmDE 0.52 Hpmag 8.0908 E Hpmag 0.0015
SHp 0.013 VA 0 BV -0.036 E BV 0.01
VI -0.01
 
 
20377+4029 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 203635.79+402819.6 Mag 11.2 PmRA 6.00
PmDE -2.0 Calc delta mag 3.13 Calc coord yes