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Current system
21448+4931
ARG 43 BC


Nearby doubles
24' : 21468+4919
MIU 3

33' : 21415+4926
KPP4243

35' : 21414+4921
BU 373

44' : 21408+4911
TDT3101

53' : 21443+5024
TDT3128

53' : 21399+4908
ES 825AB

53' : 21496+4908
DAM 297

57' : 21390+4940
HJ 1674

59' : 21491+4852
DAM 296

59' : 21497+4857
ES 9011

62' : 21506+4908
ES 826

63' : 21417+5026
HJ 1684

63' : 21425+4832
COU2313

64' : 21439+5034
HU 693

65' : 21432+4828
CBL 96

66' : 21476+4832
TDT3155

67' : 21495+5019
TDT3180

67' : 21385+4955
HLD 47

68' : 21449+4824
SLN 42

70' : 21515+4910
ES 9008

72' : 21415+5035
COU2444

74' : 21396+5025
TDT3087

74' : 21492+5031
STF2832AB

74' : 21404+5029
ES 1104AB

74' : 21514+4857
ES 9007

75' : 21487+5035
ES 1105AB



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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
 
 
WDS 21448+4931 : COMPONENTS
 
 
  A B
B pa=19.0°
sep=28.67"
 
C pa=27.1°
sep=30.27"
pa=92.0°
sep=4.46"
 
 
21448+4931 A
 
 
Name HD 207020 Coord arcsec 2000 214445.10+493046.4 Mag 8.63 Spectral class A0 (white)
PmRA -14.00 PmDE -8.0 SAO 51250 HIP 107363
Tycho2 3599-00747-1 HD 207020 BD BD+48 3491
Tycho2
Tycho2 3599-00747-1 Pflag RAmdeg 326.18789099 DEmdeg 49.51287080
PmRA -10.7 PmDE -8.3 E RAmdeg 6 E DEmdeg 7
E pmRA 1.4 E pmDE 1.4 EpRAm 1991.31 EpDEm 1991.16
Num 7 Q RAmdeg 1.0 Q DEmdeg 0.6 Q pmRA 0.9
Q pmDE 0.6 BTmag 8.669 E BTmag 0.016 VTmag 8.631
E VTmag 0.014 Prox 287 TYC T HIP 107363
CCDM A RAdeg 326.18792889 DEdeg 49.51289000 EpRA 1990 1.68
EpDE 1990 1.67 E RAdeg 6.4 E DEdeg 6.6 Posflg
Corr 0.0
SAO
SAO 51250 DelFlag RA1950 PmRA1950 -0.0017
DE1950 PmDE1950 0.021 Vmag 8.7 SpType A0
Double code Source 3 CatNum 1860 DM BD+48 3491
DMcomp BDsup HD 207020 M HD 0
GC RA1950rad 5.68504843 DE1950rad 0.86014099 PmRA2000 -0.0014
PmDE2000 0.017
Hipparcos
Catalog H HIP 107363 Proxy RAhms 21 44 45.10
DEdms +49 30 46.4 Vmag 8.64 VarFlag R Vmag H
RAdeg 326.188 DEdeg 49.5129 AstroRef A Plx 3.28
CCDM 21448+4931 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source P Qual B M HIP
Theta Rho HD 207020 BD BD+48 3491
CD CP Dm number +48 3491 VIred 0.03
SpType A0 R SpType Coord arcsec 2000 214445.10+493046.4
Hipparcos 2
HIP 107363 Sn 95 So 3 Nc 1
RArad 5.6930534184 DErad 0.8641629953 Plx 2.81 PmRA -14.6
PmDE -8.15 E RArad 0.74 E DErad 0.66 E Plx 0.92
E pmRA 0.99 E pmDE 0.85 Hpmag 8.6624 E Hpmag 0.007
SHp 0.02 VA 0 BV 0.037 E BV 0.019
VI 0.05
CCDM
Ccdm 21448+4931 RComp Comp A Note1
Note2 Discov num DRAs -2.94 DDEs -13.7
R dRAs 10 Year Theta Rho
Obs 3 Vmag 8.6 Sp A0 PmNote *
PmRA -22 PmDE -6 Dm number +48 3491 Cat1 BD
Name2 +49 1860 Cat2 AGK2/3 HD 207020 M HD
ADS BDS B11238 M ADS BDS N IDS IDS 21410N4904A
HIC 107363
 
 
21448+4931 B
 
 
Coord arcsec 2000 214446.06+493113.5 Coord calc 214446.06+493113.5 Mag 9.01 Spectral class A2 (white)
PmRA 10.00 PmDE 3.0 HIP 107364 Tycho2 3599-02366-1
BD BD+48 3492 Calc delta mag 0.38
Tycho2
Tycho2 3599-02366-1 Pflag RAmdeg 326.19193584 DEmdeg 49.52042896
PmRA 8.8 PmDE 3.1 E RAmdeg 8 E DEmdeg 9
E pmRA 1.3 E pmDE 1.3 EpRAm 1991.00 EpDEm 1990.80
Num 7 Q RAmdeg 2.2 Q DEmdeg 1.1 Q pmRA 2.2
Q pmDE 1.2 BTmag 9.224 E BTmag 0.018 VTmag 9.011
E VTmag 0.015 Prox 287 TYC T HIP 107364
CCDM B RAdeg 326.19190222 DEdeg 49.52042222 EpRA 1990 1.69
EpDE 1990 1.66 E RAdeg 8.3 E DEdeg 8.8 Posflg
Corr 0.1
Hipparcos
Catalog H HIP 107364 Proxy RAhms 21 44 46.05
DEdms +49 31 13.5 Vmag 9.08 VarFlag R Vmag H
RAdeg 326.192 DEdeg 49.5204 AstroRef B Plx 1.61
CCDM 21448+4931 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source I Qual B M HIP
Theta Rho HD BD BD+48 3492
CD CP Dm number +48 3492 VIred 0.32
SpType A2 R SpType Coord arcsec 2000 214446.05+493113.5
Hipparcos 2
HIP 107364 Sn 95 So 3 Nc 1
RArad 5.6931224131 DErad 0.8642943807 Plx 0.03 PmRA 9.66
PmDE 3.25 E RArad 0.8 E DErad 0.89 E Plx 1.05
E pmRA 1.14 E pmDE 1.18 Hpmag 9.1427 E Hpmag 0.0089
SHp 0 VA 0 BV 0.138 E BV 0.031
VI 0.15
CCDM
Ccdm 21448+4931 RComp Comp B Note1
Note2 Discov num ARG 43 DRAs -1.92 DDEs 13.0
R dRAs 10 Year 1904 Theta 015 Rho 27.0
Obs 1 Vmag 9.2 Sp A2 PmNote *
PmRA 9 PmDE 0 Dm number +48 3492 Cat1 BD
Name2 +49 1861 Cat2 AGK2/3 HD M HD
ADS BDS B11238 M ADS BDS N IDS IDS 21410N4904B
HIC 107364
 
 
21448+4931 C
 
 
Coord arcsec 2000 214446.52+493113.3 Mag 14 PmRA 27.00 PmDE -1.0
Calc delta mag 5.37 Calc coord yes
CCDM
Ccdm 21448+4931 RComp B Comp C Note1
Note2 Discov num ARG 43 DRAs DDEs
R dRAs Year 1904 Theta 088 Rho 6.7
Obs 1 Vmag 14.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS B11238 M ADS BDS N IDS IDS 21410N4904C
HIC 107364