stampa
Login

Set your own preferrences to customize your experience with Stelle Doppie!
Create your account here!


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
15557-5439
HDS 2241


Nearby doubles
8' : 15554-5446
FIN 239AB

10' : 15548-5434
RST2984AB

21' : 15564-5459
BRT2088

30' : 15525-5426
FIN 237

41' : 15544-5518
I 550

42' : 15509-5439
RST2982

43' : 15544-5520
I 549

44' : 15587-5404
I 553

47' : 15511-5503
DUN 193AB

48' : 15502-5446
HJ 4806

49' : 15563-5527
JSP 673

49' : 15546-5351
POM 15

51' : 16002-5511
TDS9720

56' : 16015-5416
HDS2258

60' : 15531-5534
JSP 672

60' : 16016-5409
I 554AB

61' : 15489-5424
FIN 61

61' : 16001-5355
LPO 54

62' : 16005-5525
TDS9723

64' : 15531-5339
VVV 32

66' : 15506-5528
JSP 670

68' : 15535-5334
FIN 238

71' : 15496-5526
JSP 669

74' : 16016-5531
RST1869

80' : 16037-5402
SKF 406AB

83' : 16051-5437
RST2996



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 15557-5439 : COMPONENTS
 
 
  A
B pa=295.8°
sep=0.69"
 
 
15557-5439 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 155539.58-543836.6 Mag 11 Spectral class OB (blue)
PmRA -3.00 PmDE -4.0 HIP 77994 Tycho2 8701-01116-1
CD CD-54 6456 CP CP-54 6791
Tycho2
Tycho2 8701-01116-1 Pflag P RAmdeg 238.91489827 DEmdeg -54.64350538
PmRA -3.0 PmDE -3.7 E RAmdeg 71 E DEmdeg 77
E pmRA 3.4 E pmDE 3.1 EpRAm 1985.84 EpDEm 1982.88
Num 4 Q RAmdeg 1.4 Q DEmdeg 0.6 Q pmRA 1.4
Q pmDE 0.5 BTmag 11.509 E BTmag 0.082 VTmag 11.004
E VTmag 0.082 Prox 9 TYC T HIP 77994
CCDM A RAdeg 238.91503972 DEdeg -54.64351222 EpRA 1990 1.67
EpDE 1990 1.55 E RAdeg 51.0 E DEdeg 56.4 Posflg D
Corr -0.1
Hipparcos
Catalog H HIP 77994 Proxy H RAhms 15 55 39.60
DEdms -54 38 36.6 Vmag 10.4 VarFlag R Vmag G
RAdeg 238.915 DEdeg -54.6435 AstroRef A Plx -0.68
CCDM 15557-5439 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 286 Rho 1.164 HD BD
CD CD-54 6456 CP CP-54 6791 Dm number -54 6456 VIred 0.62
SpType O9.5IV R SpType Coord arcsec 2000 155539.60-543836.6
Hipparcos 2
HIP 77994 Sn 15 So 3 Nc 2
RArad 4.1698535457 DErad -0.953709123 Plx -0.75 PmRA -0.76
PmDE -1.01 E RArad 2.19 E DErad 1.91 E Plx 2.93
E pmRA 2.9 E pmDE 2.51 Hpmag 10.5226 E Hpmag 0.0036
SHp 0.028 VA 0 BV 0.55 E BV 0.01
VI 0.62
CCDM
Ccdm 15557-5439 RComp Comp A Note1
Note2 Discov num DRAs -2.40 DDEs 23.4
R dRAs 82 Year Theta Rho
Obs 2 Vmag 10.9 Sp O9 PmNote *
PmRA -1 PmDE -2 Dm number -54 6791 Cat1 CPD
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 77994
 
 
15557-5439 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 155539.51-543836.3 Mag 11.43 PmRA -3.00
PmDE -4.0 Tycho2 8701-01116-2 Calc delta mag 0.43 Calc coord yes
Tycho2
Tycho2 8701-01116-2 Pflag P RAmdeg 238.91489827 DEmdeg -54.64350538
PmRA -3.0 PmDE -3.7 E RAmdeg 71 E DEmdeg 77
E pmRA 3.4 E pmDE 3.1 EpRAm 1985.84 EpDEm 1982.88
Num 4 Q RAmdeg 1.4 Q DEmdeg 0.6 Q pmRA 1.4
Q pmDE 0.5 BTmag 12.040 E BTmag 0.144 VTmag 11.425
E VTmag 0.120 Prox 9 TYC T HIP 77994
CCDM B RAdeg 238.91462917 DEdeg -54.64346389 EpRA 1990 1.67
EpDE 1990 1.55 E RAdeg 73.6 E DEdeg 81.7 Posflg D
Corr -0.1
CCDM
Ccdm 15557-5439 RComp Comp B Note1
Note2 Discov num HDS DRAs -2.52 DDEs 23.7
R dRAs 82 Year 1991 Theta 286 Rho 1.2
Obs 1 Vmag 11.9 Sp PmNote *
PmRA -1 PmDE -2 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 77994