WDS 20537+2116 : COMPONENTS
 
 
  A B C
B pa=48.1°
sep=67.75"
 
C pa=51.2°
sep=65.17"
pa=175.7°
sep=4.37"
 
D pa=8.0°
sep=32.85"
pa=254.6°
sep=47.60"
pa=259.8°
sep=46.95"
 
 
20537+2116 A
 
 
Coord arcsec 2000 205339.63+211543.2 Mag 8.29 Spectral class F0 (yellow-white) PmRA -9.00
PmDE -42.0 SAO 89247 HIP 103123 Tycho2 1659-01384-1
HD 199022 BD BD+20 4754
Tycho2
Tycho2 1659-01384-1 Pflag RAmdeg 313.41512409 DEmdeg 21.26199689
PmRA -9.4 PmDE -40.0 E RAmdeg 6 E DEmdeg 7
E pmRA 1.1 E pmDE 1.1 EpRAm 1991.02 EpDEm 1990.42
Num 11 Q RAmdeg 0.5 Q DEmdeg 0.7 Q pmRA 0.5
Q pmDE 0.6 BTmag 8.742 E BTmag 0.017 VTmag 8.294
E VTmag 0.012 Prox 999 TYC T HIP 103123
CCDM RAdeg 313.41514806 DEdeg 21.26209444 EpRA 1990 1.54
EpDE 1990 1.18 E RAdeg 5.7 E DEdeg 6.8 Posflg
Corr 0.0
SAO
SAO 89247 DelFlag RA1950 PmRA1950 -0.0017
DE1950 PmDE1950 -0.031 Vmag 8 SpType F0
Double code Source 35 CatNum 7983 DM BD+20 4754
DMcomp BDsup HD 199022 M HD 0
GC RA1950rad 5.46031518 DE1950rad 0.36777943 PmRA2000 -0.0017
PmDE2000 -0.034
Hipparcos
Catalog H HIP 103123 Proxy RAhms 20 53 39.64
DEdms +21 15 43.5 Vmag 8.26 VarFlag R Vmag H
RAdeg 313.415 DEdeg 21.2621 AstroRef Plx 3.9
CCDM 20537+2116 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 199022 BD BD+20 4754
CD CP Dm number +20 4754 VIred 0.48
SpType F0 R SpType Coord arcsec 2000 205339.64+211543.5
Hipparcos 2
HIP 103123 Sn 5 So 0 Nc 1
RArad 5.4701262397 DErad 0.3710935642 Plx 4.05 PmRA -9.4
PmDE -37.37 E RArad 0.76 E DErad 0.51 E Plx 0.94
E pmRA 0.84 E pmDE 0.55 Hpmag 8.3545 E Hpmag 0.0016
SHp 0.015 VA 0 BV 0.431 E BV 0.014
VI 0.5
CCDM
Ccdm 20537+2116 RComp Comp A Note1
Note2 Discov num DRAs -2.31 DDEs -16.5
R dRAs 10 Year Theta Rho
Obs 3 Vmag 8.0 Sp F0 PmNote *
PmRA 6 PmDE -29 Dm number +20 4754 Cat1 BD
Name2 +21 2285 Cat2 AGK2/3 HD 199022 M HD
ADS BDS M ADS BDS N IDS IDS 20491N2054A
HIC 103123
 
 
20537+2116 B
 
 
Coord arcsec 2000 205343.24+211628.4 Coord calc 205343.24+211628.4 Mag 13.5 PmRA 2.00
PmDE 19.0 Calc delta mag 5.21
CCDM
Ccdm 20537+2116 RComp Comp B Note1
Note2 Discov num J 2327 DRAs DDEs
R dRAs Year 1942 Theta 050 Rho 70.0
Obs 1 Vmag 11.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20491N2054B
HIC
 
 
20537+2116 C
 
 
Coord arcsec 2000 205343.26+211624.0 Mag 14 PmRA -3.00 PmDE -7.0
Calc delta mag 5.71 Calc coord yes
CCDM
Ccdm 20537+2116 RComp B Comp C Note1
Note2 Discov num J 2327 DRAs DDEs
R dRAs Year 1942 Theta 000 Rho 3.0
Obs 1 Vmag 12.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20491N2054C
HIC
 
 
20537+2116 D
 
 
Coord arcsec 2000 205339.96+211615.7 Mag 13.8 Calc delta mag 5.51 Calc coord yes