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Doubles in session


Current system
20120+3436
HO 120 AB
HD 228229


Nearby doubles
7' : 20117+3431
CRB 133

7' : 20120+3429
A 282AB

11' : 20128+3439
TDT2091

13' : 20129+3432
TDT2093

14' : 20129+3429
AG 250

17' : 20123+3451
AG 249AB

17' : 20116+3420
TDT2069

19' : 20120+3454
SEI 987

20' : 20130+3450
SEI1012

21' : 20124+3455
ABT9004

23' : 20117+3458
SEI 977

23' : 20130+3416
LDS1035

23' : 20127+3456
TDT2090

24' : 20106+3452
A 281AB

25' : 20139+3439
SEI1027

28' : 20131+3411
STTA203

31' : 20133+3502
ARY 23AB

31' : 20095+3431
TOB 172

33' : 20103+3412
TDT2045

35' : 20119+3510
SEI 988

38' : 20096+3459
SEI 929

39' : 20144+3501
COU2216

40' : 20089+3450
SEI 918

41' : 20103+3511
SEI 941

43' : 20099+3509
BKO 99

43' : 20086+3446
TDT2016



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 20120+3436 : COMPONENTS
 
 
  A B
B pa=114.4°
sep=1.05"
 
C pa=196.4°
sep=23.78"
pa=198.9°
sep=23.65"
 
 
20120+3436 A
 
 
Name HD 228229 Coord arcsec 2000 201158.71+343539.5 Mag 9.12 Spectral class G8IV (yellow)
PmRA -7.00 PmDE -19.0 SAO 69586 Tycho2 2679-01340-1
HD 228229 DM BD+34 3907
Tycho2
Tycho2 2679-01340-1 Pflag P RAmdeg 302.99466553 DEmdeg 34.59430597
PmRA -7.2 PmDE -18.6 E RAmdeg 13 E DEmdeg 12
E pmRA 2.0 E pmDE 1.9 EpRAm 1990.91 EpDEm 1991.04
Num 6 Q RAmdeg 0.5 Q DEmdeg 0.9 Q pmRA 0.4
Q pmDE 0.9 BTmag 10.435 E BTmag 0.032 VTmag 9.115
E VTmag 0.016 Prox 12 TYC T HIP
CCDM RAdeg 302.99459278 DEdeg 34.59438056 EpRA 1990 1.61
EpDE 1990 1.67 E RAdeg 12.7 E DEdeg 11.5 Posflg D
Corr 0.1
SAO
SAO 69586 DelFlag RA1950 PmRA1950 -0.0012
DE1950 PmDE1950 -0.021 Vmag 9 SpType A7
Double code Source 6 CatNum 1990 DM BD+34 3907
DMcomp BDsup HD 228229 M HD 0
GC RA1950rad 5.27988228 DE1950rad 0.60115902 PmRA2000 -0.001
PmDE2000 -0.023
CCDM
Ccdm 20120+3436 RComp Comp A Note1
Note2 Discov num DRAs -1.30 DDEs -19.8
R dRAs 10 Year Theta Rho
Obs 3 Vmag 9.3 Sp K0 PmNote *
PmRA 3 PmDE -7 Dm number +34 3907 Cat1 BD
Name2 +34 1990 Cat2 AGK2/3 HD 228229 M HD
ADS BDS A13507 M ADS BDS N IDS IDS 20082N3418A
HIC
 
 
20120+3436 B
 
 
Coord arcsec 2000 201158.79+343539.1 Mag 10.65 PmRA -7.00 PmDE -19.0
Tycho2 2679-01340-2 Calc delta mag 1.53 Calc coord yes
Tycho2
Tycho2 2679-01340-2 Pflag P RAmdeg 302.99466553 DEmdeg 34.59430597
PmRA -7.2 PmDE -18.6 E RAmdeg 13 E DEmdeg 12
E pmRA 2.0 E pmDE 1.9 EpRAm 1990.91 EpDEm 1991.04
Num 6 Q RAmdeg 0.5 Q DEmdeg 0.9 Q pmRA 0.4
Q pmDE 0.9 BTmag 11.186 E BTmag 0.056 VTmag 10.647
E VTmag 0.051 Prox 12 TYC HIP
CCDM RAdeg 302.99496167 DEdeg 34.59425444 EpRA 1990 1.58
EpDE 1990 1.67 E RAdeg 36.5 E DEdeg 32.8 Posflg D
Corr 0.1
CCDM
Ccdm 20120+3436 RComp Comp B Note1
Note2 Discov num HO 120 DRAs DDEs
R dRAs Year 1882 Theta 112 Rho 1.1
Obs 9 Vmag 11.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13507 M ADS BDS N IDS IDS 20082N3418B
HIC
 
 
20120+3436 C
 
 
Coord arcsec 2000 201158.17+343516.7 Mag 11.1 PmRA 1.00 PmDE -2.0
Calc delta mag 1.98 Calc coord yes
CCDM
Ccdm 20120+3436 RComp Comp C Note1
Note2 Discov num HO 120 DRAs DDEs
R dRAs Year 1924 Theta 200 Rho 26.5
Obs 3 Vmag 11.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13507 M ADS BDS N IDS IDS 20082N3418C
HIC