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Doubles in session


Current system
20496+5008
ES 94 AB
HD 198624


Nearby doubles
25' : 20486+5029
BU 366AB

29' : 20499+5036
CBL 87

30' : 20466+5004
HDS2959

30' : 20465+5005
HDS2958

40' : 20496+5047
HDS2968

42' : 20457+4951
TDT2521

48' : 20449+5023
SKF2395

49' : 20483+5054
ES 998

50' : 20457+5040
STT 412AB

52' : 20521+4923
ES 811

64' : 20441+5043
LEP 171

71' : 20570+5013
TDT2651

71' : 20470+4901
HDS2962

73' : 20422+5020
BU 675AB

73' : 20421+5013
ES 91AB

75' : 20564+5044
BU 1137

75' : 20434+4923
STJ 111

75' : 20438+4921
HEI 911

75' : 20540+4905
HEI 913

79' : 20511+5125
BU 155AB

80' : 20572+4936
KPP1431

86' : 20418+4929
HEI 910

87' : 20425+4916
ARG 39AB

88' : 20585+5028
STF2741AB

89' : 20441+4856
HEI 912

89' : 20541+4850
CTI5707



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 20496+5008 : COMPONENTS
 
 
  A B C
B pa=14.7°
sep=102.85"
 
C pa=15.5°
sep=103.74"
pa=73.1°
sep=1.67"
 
D pa=46.1°
sep=65.81"
pa=158.4°
sep=57.91"
pa=160.0°
sep=57.79"
 
 
20496+5008 A
 
 
Name HD 198624 Coord arcsec 2000 204937.68+500737.5 Mag 6.78 Spectral class M3II (red)
PmRA -13.00 PmDE 5.0 SAO 50116 HIP 102804
Tycho2 3583-01165-1 HD 198624 GC 29061 BD BD+49 3386
Tycho2
Tycho2 3583-01165-1 Pflag RAmdeg 312.40700169 DEmdeg 50.12708577
PmRA -12.3 PmDE 6.6 E RAmdeg 4 E DEmdeg 4
E pmRA 1.0 E pmDE 1.1 EpRAm 1991.49 EpDEm 1991.45
Num 11 Q RAmdeg 1.0 Q DEmdeg 1.0 Q pmRA 1.0
Q pmDE 1.0 BTmag 8.570 E BTmag 0.017 VTmag 6.783
E VTmag 0.010 Prox 999 TYC T HIP 102804
CCDM RAdeg 312.40704583 DEdeg 50.12707028 EpRA 1990 1.75
EpDE 1990 1.66 E RAdeg 4.2 E DEdeg 4.3 Posflg
Corr 0.0
SAO
SAO 50116 DelFlag RA1950 PmRA1950 -0.0033
DE1950 PmDE1950 0.016 Vmag 6.8 SpType Mb
Double code Source 70 CatNum 29061 DM BD+49 3386
DMcomp BDsup HD 198624 M HD 0
GC 29061 RA1950rad 5.44564205 DE1950rad 0.87161864 PmRA2000 -0.003
PmDE2000 0.013
Hipparcos
Catalog H HIP 102804 Proxy RAhms 20 49 37.69
DEdms +50 07 37.5 Vmag 6.5 VarFlag 2 R Vmag G
RAdeg 312.407 DEdeg 50.1271 AstroRef Plx 2.73
CCDM 20496+5008 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD 198624 BD BD+49 3386
CD CP Dm number +49 3386 VIred 2.78
SpType F7V: comp R SpType Coord arcsec 2000 204937.69+500737.5
Hipparcos 2
HIP 102804 Sn 5 So 0 Nc 1
RArad 5.4525315759 DErad 0.8748824193 Plx 2.43 PmRA -13.08
PmDE 5.38 E RArad 0.34 E DErad 0.29 E Plx 0.37
E pmRA 0.46 E pmDE 0.33 Hpmag 6.5425 E Hpmag 0.0057
SHp 0.063 VA 2 BV 1.624 E BV 0.005
VI 2.78
CCDM
Ccdm 20496+5008 RComp Comp A Note1
Note2 Discov num DRAs 1.40 DDEs -23.1
R dRAs 70 Year Theta Rho
Obs 3 Vmag 6.9 Sp M2 PmNote *
PmRA -11 PmDE 14 Dm number +49 3386 Cat1 BD
Name2 +49 1720 Cat2 AGK2/3 HD 198624 M HD
ADS BDS A14345 M ADS BDS N IDS IDS 20465N4945A
HIC 102804
 
 
20496+5008 B
 
 
Coord arcsec 2000 204940.39+500917.0 Coord calc 204940.39+500917.0 Mag 10.45 Spectral class F7V: (yellow-white)
PmRA 31.00 PmDE 14.0 Calc delta mag 3.67
CCDM
Ccdm 20496+5008 RComp Comp B Note1
Note2 Discov num ES 94 DRAs 4.33 DDEs 76.2
R dRAs 70 Year 1901 Theta 013 Rho 101.5
Obs 4 Vmag 9.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14345 M ADS BDS N IDS IDS 20465N4945B
HIC
 
 
20496+5008 C
 
 
Coord arcsec 2000 204940.56+500917.5 Mag 11 Calc delta mag 4.22 Calc coord yes
CCDM
Ccdm 20496+5008 RComp B Comp C Note1
Note2 Discov num ES 94 DRAs DDEs
R dRAs Year 1901 Theta 079 Rho 2.5
Obs 4 Vmag 10.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14345 M ADS BDS N IDS IDS 20465N4945C
HIC
 
 
20496+5008 D
 
 
Coord arcsec 2000 204942.61+500823.2 Mag 10.75 Spectral class III PmRA 22.00
PmDE -2.0 Calc delta mag 3.97 Calc coord yes