WDS 20105+2920 : COMPONENTS
 
 
  A B C
B pa=77.3°
sep=4.62"
 
C pa=23.6°
sep=114.45"
pa=21.7°
sep=111.78"
 
Cb pa=23.5°
sep=114.21"
pa=21.5°
sep=111.55"
pa=248.4°
sep=0.34"
 
 
20105+2920 A
 
 
Coord arcsec 2000 201028.74+292004.8 Mag 11.24 PmRA 11.00 PmDE 1.0
CCDM
Ccdm 20105+2920 RComp Comp A Note1
Note2 Discov num DRAs -1.10 DDEs 5.1
R dRAs 65 Year Theta Rho
Obs 2 Vmag 10.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13457 M ADS BDS N IDS IDS 20064N2902A
HIC
 
 
20105+2920 B
 
 
Coord arcsec 2000 201029.08+292005.8 Mag 11.8 PmRA 13.00 PmDE 1.0
Calc delta mag 0.56 Calc coord yes
CCDM
Ccdm 20105+2920 RComp Comp B Note1
Note2 Discov num BRT 46 DRAs DDEs
R dRAs Year 1896 Theta 080 Rho 5.0
Obs 2 Vmag 11.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13454 M ADS BDS N IDS IDS 20063N2902B
HIC
 
 
20105+2920 C
 
 
Coord arcsec 2000 201032.24+292149.7 Coord calc 201031.79+292148.9 Mag 7.61 Mag composta 7.59
Spectral class B9 (blue-white) PmRA 4.00 PmDE -3.0 SAO 88297
HIP 99402 Tycho2 2166-01101-1 HD 191745 BD BD+28 3646
Calc delta mag 3.63
Tycho2
Tycho2 2166-01101-1 Pflag RAmdeg 302.63432229 DEmdeg 29.36380428
PmRA 3.5 PmDE -3.9 E RAmdeg 4 E DEmdeg 4
E pmRA 1.2 E pmDE 1.2 EpRAm 1991.30 EpDEm 1991.48
Num 13 Q RAmdeg 1.0 Q DEmdeg 0.8 Q pmRA 0.9
Q pmDE 0.7 BTmag 7.489 E BTmag 0.015 VTmag 7.592
E VTmag 0.010 Prox 999 TYC T HIP 99402
CCDM AB RAdeg 302.63431306 DEdeg 29.36381306 EpRA 1990 1.58
EpDE 1990 1.73 E RAdeg 3.9 E DEdeg 3.6 Posflg
Corr 0.2
SAO
SAO 88297 DelFlag RA1950 PmRA1950 0.0004
DE1950 PmDE1950 -0.006 Vmag 7.5 SpType B9
Double code Source 34 CatNum 10949 DM BD+28 3646
DMcomp BDsup HD 191745 M HD 0
GC RA1950rad 5.27308264 DE1950rad 0.50989421 PmRA2000 0.0006
PmDE2000 -0.008
Hipparcos
Catalog H HIP 99402 Proxy H RAhms 20 10 32.24
DEdms +29 21 49.7 Vmag 7.61 VarFlag 2 R Vmag H
RAdeg 302.634 DEdeg 29.3638 AstroRef A Plx 2.96
CCDM 20105+2922 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual C M HIP AB
Theta 275 Rho 0.349 HD 191745 BD BD+28 3646
CD CP Dm number +28 3646 VIred -0.09
SpType B9 R SpType Coord arcsec 2000 201032.24+292149.7
Hipparcos 2
HIP 99402 Sn 15 So 3 Nc 2
RArad 5.2819652164 DErad 0.5124951913 Plx 2.85 PmRA 3.96
PmDE -2.39 E RArad 0.33 E DErad 0.45 E Plx 0.66
E pmRA 0.4 E pmDE 0.47 Hpmag 7.5802 E Hpmag 0.0018
SHp 0.027 VA 2 BV -0.096 E BV 0.007
VI -0.08
 
 
20105+2920 Cb
 
 
Coord arcsec 2000 201032.22+292149.6 Mag 11.49 Calc delta mag 0.25 Calc coord yes