stampa
Login

Less is more. Filter out doubles you can't observe!
Register here


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
18389+5221
STF 2368 AB
HD 172712


Nearby doubles
23' : 18387+5243
A 1379

39' : 18414+5150
SLE 239

40' : 18387+5300
SLE 232

45' : 18344+5240
BEM 34

45' : 18339+5221
A 1377AB

53' : 18345+5147
HDS2634

58' : 18448+5201
HU 755

59' : 18339+5144
ZUC 16

61' : 18372+5122
SLE 227

65' : 18459+5228
RAO 398

67' : 18461+5212
MLR 637

68' : 18323+5149
SLE 205

76' : 18399+5106
ES 787

78' : 18417+5108
HU 754

78' : 18314+5144
SLE 194AB

82' : 18466+5142
HU 756

88' : 18456+5119
KPP4119AB

93' : 18383+5353
A 1378AB

94' : 18402+5048
COU2515

94' : 18340+5058
ES 785AB

96' : 18319+5110
ES 784

98' : 18298+5314
TDT 911

102' : 18495+5157
UC 3685

107' : 18340+5045
ES 786

114' : 18512+5210
BEM 35

121' : 18471+5356
A 1382



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 18389+5221 : COMPONENTS
 
 
  A B
B pa=333.6°
sep=1.66"
 
C pa=138.7°
sep=27.79"
pa=139.5°
sep=29.40"
 
 
18389+5221 A
 
 
Name HD 172712 Coord arcsec 2000 183851.27+522038.2 Mag 7.63 Spectral class A3 (white)
PmRA 8.00 PmDE -3.0 SAO 31086 HIP 91436
Tycho2 3539-00897-1 HD 172712 GC 25534 BD BD+52 2258
Tycho2
Tycho2 3539-00897-1 Pflag P RAmdeg 279.71355286 DEmdeg 52.34402039
PmRA 8.1 PmDE -2.5 E RAmdeg 5 E DEmdeg 5
E pmRA 2.0 E pmDE 1.8 EpRAm 1991.49 EpDEm 1991.46
Num 6 Q RAmdeg 0.8 Q DEmdeg 1.0 Q pmRA 0.8
Q pmDE 1.0 BTmag 7.745 E BTmag 0.016 VTmag 7.627
E VTmag 0.012 Prox 19 TYC T HIP 91436
CCDM A RAdeg 279.71362556 DEdeg 52.34394472 EpRA 1990 1.59
EpDE 1990 1.57 E RAdeg 5.1 E DEdeg 5.1 Posflg D
Corr -0.1
SAO
SAO 31086 DelFlag RA1950 PmRA1950 0.0007
DE1950 PmDE1950 0.002 Vmag 6.9 SpType +++
Double code Source 70 CatNum 25534 DM BD+52 2258
DMcomp BDsup HD 172712 M HD 9
GC 25534 RA1950rad 4.876938 DE1950rad 0.9127726 PmRA2000 0.0013
PmDE2000 0.002
Hipparcos
Catalog H HIP 91436 Proxy H RAhms 18 38 51.27
DEdms +52 20 38.2 Vmag 6.92 VarFlag R Vmag G
RAdeg 279.714 DEdeg 52.3439 AstroRef A Plx 2.68
CCDM 18389+5221 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 322 Rho 1.909 HD 172712 BD BD+52 2258
CD CP Dm number +52 2258 VIred 0.5
SpType F2 R SpType Coord arcsec 2000 183851.27+522038.2
Hipparcos 2
HIP 91436 Sn 15 So 3 Nc 2
RArad 4.8819236927 DErad 0.9135742232 Plx 3.8 PmRA 6.14
PmDE -7.4 E RArad 0.45 E DErad 0.71 E Plx 0.57
E pmRA 0.51 E pmDE 0.77 Hpmag 7.0105 E Hpmag 0.0013
SHp 0.008 VA 0 BV 0.432 E BV 0.015
VI 0.5
CCDM
Ccdm 18389+5221 RComp Comp A Note1
Note2 Discov num DRAs -2.77 DDEs -21.5
R dRAs 10 Year Theta Rho
Obs 3 Vmag 7.6 Sp A3 PmNote *
PmRA 1 PmDE -7 Dm number +52 2258 Cat1 BD
Name2 +52 1213 Cat2 AGK2/3 HD 172712 M HD
ADS BDS A11558 M ADS BDS N IDS IDS 18366N5215A
HIC 91436
 
 
18389+5221 B
 
 
Coord arcsec 2000 183851.19+522039.7 Mag 7.77 PmRA 8.00 PmDE -3.0
Tycho2 3539-00897-2 HD 172713 Calc delta mag 0.14 Calc coord yes
Tycho2
Tycho2 3539-00897-2 Pflag P RAmdeg 279.71355286 DEmdeg 52.34402039
PmRA 8.1 PmDE -2.5 E RAmdeg 5 E DEmdeg 5
E pmRA 2.0 E pmDE 1.8 EpRAm 1991.49 EpDEm 1991.46
Num 6 Q RAmdeg 0.8 Q DEmdeg 1.0 Q pmRA 0.8
Q pmDE 1.0 BTmag 8.782 E BTmag 0.019 VTmag 7.772
E VTmag 0.012 Prox 19 TYC T HIP 91436
CCDM B RAdeg 279.71309500 DEdeg 52.34436500 EpRA 1990 1.57
EpDE 1990 1.56 E RAdeg 6.7 E DEdeg 6.6 Posflg D
Corr -0.1
CCDM
Ccdm 18389+5221 RComp Comp B Note1
Note2 Discov num STF2368 DRAs DDEs
R dRAs Year 1951 Theta 323 Rho 1.9
Obs 99 Vmag 7.8 Sp F2 PmNote
PmRA 11 PmDE -1 Dm number Cat1
Name2 Cat2 HD 172713 M HD
ADS BDS A11558 M ADS BDS N N IDS IDS 18366N5215B
HIC 91436
 
 
18389+5221 C
 
 
Coord arcsec 2000 183853.27+522017.3 Mag 12.33 PmRA 0.00 PmDE -12.0
Calc delta mag 4.7 Calc coord yes
CCDM
Ccdm 18389+5221 RComp Comp C Note1
Note2 Discov num STF2368 DRAs DDEs
R dRAs Year 1901 Theta 125 Rho 36.6
Obs 4 Vmag 10.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11558 M ADS BDS N IDS IDS 18366N5215C
HIC