WDS 21105+2227 : COMPONENTS
 
 
  A B C
B pa=299.1°
sep=18.09"
 
C pa=261.4°
sep=9283.76"
pa=261.4°
sep=9269.35"
 
D pa=77.0°
sep=15.03"
pa=100.1°
sep=30.93"
pa=81.4°
sep=9298.73"
 
 
21105+2227 A
 
 
Name HD 201671 Coord arcsec 2000 211032.07+222716.7 Mag 6.65 Spectral class A1V (white)
PmRA 25.00 PmDE -12.0 SAO 89505 HIP 104539
Tycho2 1661-02330-1 HD 201671 HR 8101 GC 29601
ADS 14710 BD BD+21 4486
Tycho2
Tycho2 1661-02330-1 Pflag RAmdeg 317.63363800 DEmdeg 22.45462895
PmRA 25.0 PmDE -12.2 E RAmdeg 4 E DEmdeg 4
E pmRA 0.9 E pmDE 0.8 EpRAm 1991.27 EpDEm 1991.29
Num 14 Q RAmdeg 1.0 Q DEmdeg 1.5 Q pmRA 1.0
Q pmDE 1.5 BTmag 6.676 E BTmag 0.014 VTmag 6.652
E VTmag 0.010 Prox 180 TYC T HIP 104539
CCDM A RAdeg 317.63357417 DEdeg 22.45465750 EpRA 1990 1.51
EpDE 1990 1.58 E RAdeg 4.0 E DEdeg 4.0 Posflg
Corr -0.2
SAO
SAO 89505 DelFlag RA1950 PmRA1950 0.0014
DE1950 PmDE1950 -0.004 Vmag 6.9 SpType A0
Double code Source 70 CatNum 29601 DM BD+21 4486
DMcomp BDsup HD 201671 M HD 0
GC 29601 RA1950rad 5.53391531 DE1950rad 0.38833804 PmRA2000 0.0014
PmDE2000 -0.007
Hipparcos
Catalog H HIP 104539 Proxy RAhms 21 10 32.06
DEdms +22 27 16.8 Vmag 6.71 VarFlag R Vmag H
RAdeg 317.634 DEdeg 22.4547 AstroRef A Plx 1.61
CCDM 21105+2227 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source P Qual A M HIP
Theta Rho HD 201671 BD BD+21 4486
CD CP Dm number +21 4486 VIred 0.02
SpType A1V R SpType Coord arcsec 2000 211032.06+222716.8
Hipparcos 2
HIP 104539 Sn 95 So 3 Nc 1
RArad 5.5437518547 DErad 0.3919078299 Plx 4.11 PmRA 21.58
PmDE -19.12 E RArad 2.13 E DErad 2.02 E Plx 3.13
E pmRA 2.72 E pmDE 2.96 Hpmag 6.7261 E Hpmag 0.0165
SHp 0.084 VA 0 BV 0.028 E BV 0.007
VI 0.04
CCDM
Ccdm 21105+2227 RComp Comp A Note1
Note2 Discov num DRAs 2.06 DDEs 17.6
R dRAs 10 Year Theta Rho
Obs 2 Vmag 6.9 Sp A0 PmNote *
PmRA 21 PmDE 11 Dm number +21 4486 Cat1 BD
Name2 +22 2278 Cat2 AGK2/3 HD 201671 M HD
ADS BDS A14710 M ADS BDS N IDS IDS 21060N2203A
HIC 104539
 
 
21105+2227 B
 
 
Coord arcsec 2000 211030.93+222725.5 Coord calc 211030.93+222725.5 Mag 7.42 Spectral class A0 (white)
PmRA 24.00 PmDE -11.0 SAO 89504 HIP 104536
Tycho2 1661-02329-1 HD 201670 GC 29600 BD BD+21 4485
Calc delta mag 0.77
Tycho2
Tycho2 1661-02329-1 Pflag RAmdeg 317.62894718 DEmdeg 22.45713250
PmRA 24.1 PmDE -11.3 E RAmdeg 5 E DEmdeg 5
E pmRA 1.4 E pmDE 1.4 EpRAm 1991.37 EpDEm 1991.39
Num 4 Q RAmdeg 1.4 Q DEmdeg 1.4 Q pmRA 1.5
Q pmDE 1.3 BTmag 7.548 E BTmag 0.016 VTmag 7.422
E VTmag 0.011 Prox 180 TYC T HIP 104536
CCDM B RAdeg 317.62888528 DEdeg 22.45715889 EpRA 1990 1.49
EpDE 1990 1.53 E RAdeg 4.7 E DEdeg 4.6 Posflg P
Corr -0.2
SAO
SAO 89504 DelFlag RA1950 PmRA1950 0.0008
DE1950 PmDE1950 -0.001 Vmag 7.7 SpType A0
Double code Source 70 CatNum 29600 DM BD+21 4485
DMcomp BDsup HD 201670 M HD 0
GC 29600 RA1950rad 5.53383079 DE1950rad 0.38838172 PmRA2000 0.0008
PmDE2000 -0.005
Hipparcos
Catalog H HIP 104536 Proxy T RAhms 21 10 30.92
DEdms +22 27 25.7 Vmag 7.7 VarFlag R Vmag G
RAdeg 317.629 DEdeg 22.4571 AstroRef B Plx 2.88
CCDM 21105+2227 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source I Qual A M HIP
Theta Rho HD 201670 BD BD+21 4485
CD CP Dm number +21 4485 VIred 0.19
SpType A4V R SpType Coord arcsec 2000 211030.92+222725.7
Hipparcos 2
HIP 104536 Sn 95 So 3 Nc 1
RArad 5.5436691948 DErad 0.3919508869 Plx 10.63 PmRA 15.05
PmDE -27.99 E RArad 7.29 E DErad 6.32 E Plx 10.16
E pmRA 9.16 E pmDE 9.28 Hpmag 7.6322 E Hpmag 0.0303
SHp 0 VA 0 BV 0.17 E BV 0.015
VI 0.19
CCDM
Ccdm 21105+2227 RComp Comp B Note1
Note2 Discov num STF2769 DRAs 0.93 DDEs 25.6
R dRAs 10 Year 1830 Theta 300 Rho 17.9
Obs 19 Vmag 7.7 Sp A0 PmNote *
PmRA 18 PmDE -2 Dm number +21 4485 Cat1 BD
Name2 +22 2277 Cat2 AGK2/3 HD 201670 M HD
ADS BDS A14710 M ADS BDS N IDS IDS 21060N2203B
HIC 104536
 
 
21105+2227 C
 
 
Coord arcsec 2000 205930.75+220413.8 Mag 8.27 Spectral class G0 (yellow) PmRA 21.00
PmDE -13.0 Calc delta mag 1.62 Calc coord yes
 
 
21105+2227 D
 
 
Coord arcsec 2000 211033.13+222720.1 Mag 15.1 Calc delta mag 8.45 Calc coord yes