WDS 21516+1950 : COMPONENTS
 
 
  A B
B pa=97.0°
sep=18.77"
 
C pa=311.4°
sep=23.41"
pa=296.2°
sep=40.32"
 
 
21516+1950 A
 
 
Name HD 207840 Coord arcsec 2000 215134.24+194935.9 Mag 5.78 Spectral class B8III (blue-white)
PmRA 21.00 PmDE 13.0 SAO 107445 HIP 107887
Tycho2 1674-00925-1 HD 207840 HR 8348 GC 30594
BD BD+19 4797
Tycho2
Tycho2 1674-00925-1 Pflag RAmdeg 327.89270681 DEmdeg 19.82668373
PmRA 22.4 PmDE 14.7 E RAmdeg 4 E DEmdeg 4
E pmRA 0.9 E pmDE 0.9 EpRAm 1991.49 EpDEm 1991.47
Num 14 Q RAmdeg 1.0 Q DEmdeg 0.8 Q pmRA 1.0
Q pmDE 0.8 BTmag 5.637 E BTmag 0.014 VTmag 5.751
E VTmag 0.009 Prox 999 TYC T HIP 107887
CCDM RAdeg 327.89265250 DEdeg 19.82665000 EpRA 1990 1.78
EpDE 1990 1.76 E RAdeg 3.5 E DEdeg 3.5 Posflg
Corr -0.3
SAO
SAO 107445 DelFlag RA1950 PmRA1950 0.001
DE1950 PmDE1950 0.021 Vmag 5.7 SpType B9
Double code Source 70 CatNum 30594 DM BD+19 4797
DMcomp BDsup HD 207840 M HD 0
GC 30594 RA1950rad 5.71255018 DE1950rad 0.34193602 PmRA2000 0.001
PmDE2000 0.017
Hipparcos
Catalog H HIP 107887 Proxy RAhms 21 51 34.24
DEdms +19 49 35.9 Vmag 5.78 VarFlag R Vmag H
RAdeg 327.893 DEdeg 19.8266 AstroRef Plx 5.58
CCDM 21516+1950 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 207840 BD BD+19 4797
CD CP Dm number +19 4797 VIred -0.08
SpType B8III R SpType Coord arcsec 2000 215134.24+194935.9
Hipparcos 2
HIP 107887 Sn 5 So 0 Nc 1
RArad 5.7228063029 DErad 0.3460403093 Plx 6.19 PmRA 20.65
PmDE 13.34 E RArad 0.26 E DErad 0.26 E Plx 0.33
E pmRA 0.32 E pmDE 0.27 Hpmag 5.7499 E Hpmag 0.0011
SHp 0.008 VA 0 BV -0.1 E BV 0.005
VI -0.08
CCDM
Ccdm 21516+1950 RComp Comp A Note1
Note2 Discov num DRAs -1.74 DDEs -23.6
R dRAs 55 Year Theta Rho
Obs 3 Vmag 5.8 Sp B9 PmNote *
PmRA 10 PmDE 10 Dm number +19 4797 Cat1 BD
Name2 +19 2248 Cat2 AGK2/3 HD 207840 M HD
ADS BDS A15383 M ADS BDS N IDS IDS 21469N1921A
HIC 107887
 
 
21516+1950 B
 
 
Coord arcsec 2000 215135.56+194933.6 Coord calc 215135.56+194933.6 Mag 11.39 PmRA 7.00
PmDE 1.0 Calc delta mag 5.61
CCDM
Ccdm 21516+1950 RComp Comp B Note1
Note2 Discov num HJ 947 DRAs -0.49 DDEs -26.8
R dRAs 55 Year 1924 Theta 095 Rho 19.4
Obs 3 Vmag 9.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A15383 M ADS BDS N IDS IDS 21469N1921B
HIC
 
 
21516+1950 C
 
 
Coord arcsec 2000 215133.00+194951.4 Mag 13.51 PmRA -15.00 PmDE -3.0
Calc delta mag 7.73 Calc coord yes
CCDM
Ccdm 21516+1950 RComp Comp C Note1
Note2 Discov num HJ 947 DRAs -3.04 DDEs -7.3
R dRAs 55 Year 1924 Theta 320 Rho 23.8
Obs 3 Vmag 11.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A15383 M ADS BDS N IDS IDS 21469N1921C
HIC