stampa
Login

Filter only those doubles you can observe? Yes, you can!
Register here


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
20427-1807
OCC 603
BL Cap


Nearby doubles
12' : 20429-1757
ARA 499AB

35' : 20409-1831
AOT 93

37' : 20413-1736
HJ 2986

37' : 20452-1809
GWP2992

40' : 20399-1817
LDS4853

46' : 20398-1827
RST3265AB

47' : 20397-1749
FEN 39

49' : 20429-1857
KUI 100AB

50' : 20429-1856
WOR 41

50' : 20410-1723
BU 1209

53' : 20393-1827
LEO 48

61' : 20408-1901
BAR 55

62' : 20435-1907
HU 270AB

62' : 20452-1857
ARA 803

63' : 20394-1848
AOT 90

66' : 20392-1850
LDS6415

67' : 20433-1701
RST3267

67' : 20385-1739
ARA 306

71' : 20386-1849
AOT 89

73' : 20431-1919
AOT 94

74' : 20474-1837
HJ 2995

77' : 20387-1715
OCC9055

77' : 20400-1700
OCC9056

82' : 20399-1918
AOT 91

83' : 20416-1928
RST3266

83' : 20484-1812
S 763AB



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 20427-1807 : COMPONENTS
 
 
  A
B pa=0.0°
sep=0.00"
 
 
20427-1807 A
 
 
Componente originario normalizzato AB Name BL Cap Coord arcsec 2000 204239.77-180634.9 Mag 7.4
Spectral class F2IV/V (yellow-white) PmRA 3.00 PmDE 4.0 SAO 163811
HIP 102217 Tycho2 6335-01160-1 HD 197187 GC 28847
BD BD-18 5754
Tycho2
Tycho2 6335-01160-1 Pflag RAmdeg 310.66572246 DEmdeg -18.10967187
PmRA 3.0 PmDE 4.3 E RAmdeg 4 E DEmdeg 5
E pmRA 1.3 E pmDE 1.3 EpRAm 1991.48 EpDEm 1990.87
Num 11 Q RAmdeg 1.0 Q DEmdeg 1.2 Q pmRA 1.0
Q pmDE 1.2 BTmag 7.707 E BTmag 0.016 VTmag 7.366
E VTmag 0.011 Prox 999 TYC T HIP 102217
CCDM RAdeg 310.66571528 DEdeg -18.10968250 EpRA 1990 1.76
EpDE 1990 1.28 E RAdeg 4.3 E DEdeg 5.3 Posflg
Corr -0.2
SAO
SAO 163811 DelFlag RA1950 PmRA1950 0.0005
DE1950 PmDE1950 -0.006 Vmag 7.1 SpType F0
Double code Source 70 CatNum 28847 DM BD-18 5754
DMcomp BDsup HD 197187 M HD 0
GC 28847 RA1950rad 5.40973954 DE1950rad -0.31922378 PmRA2000 0.0006
PmDE2000 -0.008
Hipparcos
Catalog H HIP 102217 Proxy RAhms 20 42 39.77
DEdms -18 06 34.9 Vmag 7.33 VarFlag 2 R Vmag H
RAdeg 310.666 DEdeg -18.1097 AstroRef Plx 3.06
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 197187 BD BD-18 5754
CD CP Dm number -18 5754 VIred 0.41
SpType F2IV/V R SpType Coord arcsec 2000 204239.77-180634.9
Hipparcos 2
HIP 102217 Sn 5 So 0 Nc 1
RArad 5.4221396567 DErad -0.3160736226 Plx 4.63 PmRA 1.52
PmDE 2.75 E RArad 0.58 E DErad 0.37 E Plx 0.65
E pmRA 0.73 E pmDE 0.61 Hpmag 7.4142 E Hpmag 0.0053
SHp 0.029 VA 1 BV 0.347 E BV 0.015
VI 0.41
 
 
20427-1807 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204239.77-180634.9 Mag 9 Calc delta mag 1.6
Calc coord yes