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Doubles in session


Current system
12272+2701
LEP 54 AC


Nearby doubles
7' : 12271+2655
UC 2341

14' : 12268+2650
LDS1308AB

17' : 12282+2712
CVR1437

20' : 12258+2658
SLE 896

23' : 12261+2645
GUR 30

25' : 12254+2700
SLE 895

30' : 12262+2728
LDS1307AB

32' : 12251+2647
LNV 9

34' : 12264+2630
CVR1431

42' : 12241+2706
SKF1014

52' : 12266+2611
SLW 721

53' : 12268+2609
SLE 897AB

54' : 12305+2732
COU 594

57' : 12311+2641
LDS4223

59' : 12271+2603
CVR1434

61' : 12317+2701
STF1651

66' : 12311+2621
GUR 31

66' : 12279+2556
SDK 79

68' : 12243+2606
YSC 97

71' : 12289+2555
STFA 21AB

75' : 12269+2816
SMR 58

76' : 12223+2737
RAO 276

78' : 12298+2812
LDS4218

82' : 12218+2738
LDS1299

83' : 12309+2555
LAS 7

85' : 12313+2556
AZC 75



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 12272+2701 : COMPONENTS
 
 
  A B
B pa=2.8°
sep=2.76"
 
C pa=259.7°
sep=197.87"
pa=258.9°
sep=198.52"
 
 
12272+2701 A
 
 
Name HD 108421 Coord arcsec 2000 122713.72+270129.6 Mag 9.03 Spectral class K2 (yellow-orange)
PmRA 94.00 PmDE -248.0 SAO 82315 HIP 60759
Tycho2 1991-00865-1 HD 108421 GC 16971 BD BD+27 2135
Tycho2
Tycho2 1991-00865-1 Pflag P RAmdeg 186.80716044 DEmdeg 27.02489161
PmRA 80.6 PmDE -247.8 E RAmdeg 73 E DEmdeg 84
E pmRA 2.4 E pmDE 2.4 EpRAm 1979.68 EpDEm 1974.86
Num 4 Q RAmdeg 0.3 Q DEmdeg 0.7 Q pmRA 0.3
Q pmDE 0.7 BTmag 10.239 E BTmag 0.033 VTmag 9.025
E VTmag 0.018 Prox 26 TYC T HIP 60759
CCDM A RAdeg 186.80691194 DEdeg 27.02525333 EpRA 1990 1.71
EpDE 1990 1.72 E RAdeg 47.6 E DEdeg 60.8 Posflg D
Corr 0.1
SAO
SAO 82315 DelFlag RA1950 PmRA1950 0.0063
DE1950 PmDE1950 -0.24 Vmag 8.6 SpType K2
Double code Source 70 CatNum 16971 DM BD+27 2135
DMcomp BDsup HD 108421 M HD 0
GC 16971 RA1950rad 3.24947609 DE1950rad 0.47656326 PmRA2000 0.0063
PmDE2000 -0.236
Hipparcos
Catalog H HIP 60759 Proxy H RAhms 12 27 13.65
DEdms +27 01 31.0 Vmag 8.24 VarFlag R Vmag H
RAdeg 186.807 DEdeg 27.0253 AstroRef A Plx 36.32
CCDM 12272+2701 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 10 Rho 2.616 HD 108421 BD BD+27 2135
CD CP Dm number +27 2135 VIred 1.09
SpType K2V R SpType Coord arcsec 2000 122713.65+270131.0
Hipparcos 2
HIP 60759 Sn 15 So 3 Nc 2
RArad 3.2603953862 DErad 0.471680197 Plx 36.75 PmRA 93.52
PmDE -249.31 E RArad 0.79 E DErad 0.55 E Plx 0.9
E pmRA 1.35 E pmDE 0.71 Hpmag 8.38 E Hpmag 0.0019
SHp 0.013 VA 0 BV 1.042 E BV 0.005
VI 1.09
CCDM
Ccdm 12272+2701 RComp Comp A Note1
Note2 Discov num DRAs 1.75 DDEs 29.5
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.2 Sp K2 PmNote *
PmRA 98 PmDE -252 Dm number +27 2135 Cat1 BD
Name2 +27 1226 Cat2 AGK2/3 HD 108421 M HD
ADS BDS A 8553 M ADS BDS N IDS IDS 12222N2735A
HIC 60759
 
 
12272+2701 B
 
 
Coord arcsec 2000 122713.73+270132.4 Mag 9.45 PmRA 84.00 PmDE -242.0
HIP 60759 Tycho2 1991-00865-2 Calc delta mag 0.42 Calc coord yes
Tycho2
Tycho2 1991-00865-2 Pflag P RAmdeg 186.80716044 DEmdeg 27.02489161
PmRA 80.6 PmDE -247.8 E RAmdeg 73 E DEmdeg 84
E pmRA 2.4 E pmDE 2.4 EpRAm 1979.68 EpDEm 1974.86
Num 4 Q RAmdeg 0.3 Q DEmdeg 0.7 Q pmRA 0.3
Q pmDE 0.7 BTmag 10.834 E BTmag 0.049 VTmag 9.450
E VTmag 0.023 Prox 26 TYC T HIP 60759
CCDM B RAdeg 186.80704694 DEdeg 27.02597250 EpRA 1990 1.67
EpDE 1990 1.71 E RAdeg 78.7 E DEdeg 94.2 Posflg D
Corr 0.2
Hipparcos
Catalog H HIP 60759 Proxy H RAhms 12 27 13.65
DEdms +27 01 31.0 Vmag 8.24 VarFlag R Vmag H
RAdeg 186.807 DEdeg 27.0253 AstroRef A Plx 36.32
CCDM 12272+2701 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 10 Rho 2.616 HD 108421 BD BD+27 2135
CD CP Dm number +27 2135 VIred 1.09
SpType K2V R SpType Coord arcsec 2000 122713.65+270131.0
Hipparcos 2
HIP 60759 Sn 15 So 3 Nc 2
RArad 3.2603953862 DErad 0.471680197 Plx 36.75 PmRA 93.52
PmDE -249.31 E RArad 0.79 E DErad 0.55 E Plx 0.9
E pmRA 1.35 E pmDE 0.71 Hpmag 8.38 E Hpmag 0.0019
SHp 0.013 VA 0 BV 1.042 E BV 0.005
VI 1.09
CCDM
Ccdm 12272+2701 RComp Comp B Note1 *
Note2 Discov num STF1643 DRAs DDEs
R dRAs Year 1960 Theta 018 Rho 2.3
Obs 99 Vmag 9.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 8553 M ADS BDS N IDS IDS 12222N2735B
HIC 60759
 
 
12272+2701 C
 
 
Coord arcsec 2000 122659.15+270054.2 Mag 14.78 PmRA 89.00 PmDE -250.0
Calc delta mag 5.75 Calc coord yes