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Doubles in session


Current system
12220-4701
BVD 99
HD 107560


Nearby doubles
20' : 12220-4720
KPP1756

22' : 12221-4640
TDS8352

29' : 12209-4727
HDS1738

31' : 12196-4642
SWR 130

33' : 12189-4709
TDS8319

44' : 12210-4743
TDS8346

45' : 12191-4628
TDS8322

46' : 12205-4618
TDS8340

47' : 12246-4623
BRT 808

49' : 12191-4623
UC 2315

50' : 12175-4642
TDS8305

52' : 12194-4616
TDS8327

56' : 12193-4750
KOU 8AB

57' : 12166-4651
TDS8297

58' : 12236-4606
WIS 200

59' : 12263-4739
RST 594

59' : 12275-4717
UC 2343

63' : 12212-4803
JNN 170AB

64' : 12267-4619
DON 526

72' : 12155-4636
LDS 397

74' : 12237-4813
NSN 405

76' : 12269-4605
TDS8386

77' : 12247-4811
RST 591

85' : 12145-4737
JNN 168

92' : 12305-4634
DON 532

92' : 12208-4832
TDS8344



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 12220-4701 : COMPONENTS
 
 
  A
B pa=330.5°
sep=22.78"
 
 
12220-4701 A
 
 
Componente originario normalizzato AB Name HD 107560 Coord arcsec 2000 122158.87-470100.7 Mag 9.5
Spectral class A7V (white) PmRA -24.00 PmDE -4.0 SAO 223381
Tycho2 8234-00897-1 HD 107560 DM CP-46 5822
Tycho2
Tycho2 8234-00897-1 Pflag RAmdeg 185.49522675 DEmdeg -47.01687493
PmRA -26.5 PmDE -5.4 E RAmdeg 12 E DEmdeg 11
E pmRA 1.2 E pmDE 1.2 EpRAm 1989.39 EpDEm 1989.22
Num 6 Q RAmdeg 0.8 Q DEmdeg 1.5 Q pmRA 0.7
Q pmDE 1.4 BTmag 9.727 E BTmag 0.021 VTmag 9.499
E VTmag 0.021 Prox 258 TYC T HIP
CCDM RAdeg 185.49531333 DEdeg -47.01686222 EpRA 1990 1.91
EpDE 1990 1.84 E RAdeg 11.5 E DEdeg 11.8 Posflg
Corr 0.0
SAO
SAO 223381 DelFlag RA1950 PmRA1950 -0.0037
DE1950 PmDE1950 -0.002 Vmag 9.5 SpType A2
Double code Source 48 CatNum 10302 DM CP-46 5822
DMcomp BDsup HD 107560 M HD 0
GC RA1950rad 3.22585632 DE1950rad -0.81575499 PmRA2000 -0.0035
PmDE2000 0.002
 
 
12220-4701 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 122157.77-470040.9 Mag 11.67 Spectral class G0V (yellow)
PmRA -16.00 PmDE 4.0 Tycho2 8234-00663-1 Calc delta mag 2.17
Calc coord yes
Tycho2
Tycho2 8234-00663-1 Pflag RAmdeg 185.48840711 DEmdeg -47.01140554
PmRA -24.2 PmDE -4.4 E RAmdeg 72 E DEmdeg 73
E pmRA 2.3 E pmDE 2.2 EpRAm 1979.58 EpDEm 1977.09
Num 3 Q RAmdeg 1.1 Q DEmdeg 1.2 Q pmRA 1.1
Q pmDE 1.2 BTmag 12.558 E BTmag 0.211 VTmag 11.701
E VTmag 0.131 Prox 258 TYC HIP
CCDM RAdeg 185.48848667 DEdeg -47.01139556 EpRA 1990 1.94
EpDE 1990 1.83 E RAdeg 78.4 E DEdeg 79.5 Posflg
Corr 0.0