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Doubles in session


Current system
21026+2141
BU 69 AB
HD 200392


Nearby doubles
14' : 21030+2155
BRT2488

35' : 21020+2215
TDT2707

45' : 21057+2129
TDT2741

51' : 21057+2207
BRT2490

52' : 21008+2057
A 176

52' : 21059+2118
A 178

54' : 20599+2229
J 3121

57' : 21046+2053
AG 269

61' : 21014+2043
JNN 289

62' : 21062+2106
TDT2748

65' : 21023+2037
HDS2998

74' : 21065+2232
AZC 110AB

75' : 20578+2214
J 1892AB

81' : 21082+2201
UC 4386

87' : 21082+2220
KPP4224

87' : 21063+2251
A 2798AB

88' : 20565+2118
A 2797

91' : 21091+2146
GIC9023

91' : 21091+2149
BRT2491

92' : 20582+2249
J 1894

93' : 20584+2253
DAM 224

94' : 21093+2140
UC 4391

96' : 20558+2131
COU 727

101' : 20581+2251
J 1893

102' : 21009+2319
POU5094

103' : 21068+2306
HU 364



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
 
 
WDS 21026+2141 : COMPONENTS
 
 
  A B C
B pa=5.5°
sep=0.38"
 
C pa=240.3°
sep=74.80"
pa=240.0°
sep=75.02"
 
D pa=229.0°
sep=83.89"
pa=228.8°
sep=84.16"
pa=174.7°
sep=18.04"
 
 
21026+2141 A
 
 
Name HD 200392 Coord arcsec 2000 210236.08+214128.2 Mag 8.35 Spectral class F0 (yellow-white)
PmRA 40.00 PmDE -33.0 SAO 89397 HIP 103852
Tycho2 1660-00673-1 HD 200392 ADS 14570 BD BD+21 4445
Tycho2
Tycho2 1660-00673-1 Pflag RAmdeg 315.65043776 DEmdeg 21.69113034
PmRA 40.4 PmDE -32.8 E RAmdeg 5 E DEmdeg 6
E pmRA 1.1 E pmDE 1.0 EpRAm 1991.25 EpDEm 1990.83
Num 9 Q RAmdeg 0.6 Q DEmdeg 1.2 Q pmRA 0.7
Q pmDE 1.3 BTmag 8.813 E BTmag 0.016 VTmag 8.159
E VTmag 0.011 Prox 752 TYC T HIP 103852
CCDM AB RAdeg 315.65033639 DEdeg 21.69120972 EpRA 1990 1.60
EpDE 1990 1.30 E RAdeg 5.2 E DEdeg 5.7 Posflg P
Corr 0.1
SAO
SAO 89397 DelFlag RA1950 PmRA1950 0.0024
DE1950 PmDE1950 -0.037 Vmag 7.7 SpType F0
Double code Source 35 CatNum 8060 DM BD+21 4445
DMcomp BDsup HD 200392 M HD 0
GC RA1950rad 5.49929572 DE1950rad 0.37512994 PmRA2000 0.0025
PmDE2000 -0.04
Hipparcos
Catalog H HIP 103852 Proxy H RAhms 21 02 36.08
DEdms +21 41 28.2 Vmag 8.06 VarFlag R Vmag G
RAdeg 315.65 DEdeg 21.6912 AstroRef A Plx 12.43
CCDM 21026+2141 N CCDM I Nsys 2 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 342 Rho 0.508 HD 200392 BD BD+21 4445
CD CP Dm number +21 4445 VIred 0.66
SpType F0 R SpType Coord arcsec 2000 210236.08+214128.2
Hipparcos 2
HIP 103852 Sn 15 So 3 Nc 2
RArad 5.5091378555 DErad 0.3785823606 Plx 13.58 PmRA 38.22
PmDE -32.49 E RArad 0.72 E DErad 0.73 E Plx 1.31
E pmRA 0.86 E pmDE 0.79 Hpmag 8.1693 E Hpmag 0.0011
SHp 0.012 VA 0 BV 0.593 E BV 0.007
VI 0.66
CCDM
Ccdm 21026+2141 RComp Comp A Note1
Note2 Discov num DRAs 0.10 DDEs 28.5
R dRAs 10 Year Theta Rho
Obs 4 Vmag 8.3 Sp F0 PmNote *
PmRA 40 PmDE -18 Dm number +21 4445 Cat1 BD
Name2 +21 2312 Cat2 AGK2/3 HD 200392 M HD
ADS BDS A14570 M ADS BDS N IDS IDS 20581N2118A
HIC 103852
 
 
21026+2141 B
 
 
Coord arcsec 2000 210236.08+214128.6 Mag 9.8 PmRA 40.00 PmDE -33.0
Calc delta mag 1.45 Calc coord yes
CCDM
Ccdm 21026+2141 RComp Comp B Note1
Note2 Discov num BU 69 DRAs DDEs
R dRAs Year 1957 Theta 329 Rho 0.7
Obs 99 Vmag 9.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14570 M ADS BDS N IDS IDS 20581N2118B
HIC 103852
 
 
21026+2141 C
 
 
Coord arcsec 2000 210231.42+214051.1 Coord calc 210231.42+214051.1 Mag 8.02 Spectral class K0 (yellow-orange)
PmRA 52.00 PmDE 1.0 SAO 89395 HIP 103843
Tycho2 1660-01715-1 HD 200372 ADS 14570 BD BD+21 4444
Calc delta mag 0.33
Tycho2
Tycho2 1660-01715-1 Pflag RAmdeg 315.63095676 DEmdeg 21.68086662
PmRA 52.5 PmDE 1.8 E RAmdeg 5 E DEmdeg 6
E pmRA 1.0 E pmDE 0.9 EpRAm 1991.16 EpDEm 1990.60
Num 10 Q RAmdeg 0.4 Q DEmdeg 1.0 Q pmRA 0.4
Q pmDE 1.1 BTmag 9.256 E BTmag 0.017 VTmag 8.024
E VTmag 0.011 Prox 752 TYC T HIP 103843
CCDM RAdeg 315.63082472 DEdeg 21.68086250 EpRA 1990 1.58
EpDE 1990 1.28 E RAdeg 5.4 E DEdeg 5.9 Posflg
Corr 0.1
SAO
SAO 89395 DelFlag RA1950 PmRA1950 0.0032
DE1950 PmDE1950 0.008 Vmag 7.8 SpType K0
Double code Source 35 CatNum 8059 DM BD+21 4444
DMcomp BDsup HD 200372 M HD 0
GC RA1950rad 5.49895254 DE1950rad 0.37494628 PmRA2000 0.0032
PmDE2000 0.005
Hipparcos
Catalog H HIP 103843 Proxy RAhms 21 02 31.40
DEdms +21 40 51.1 Vmag 7.92 VarFlag R Vmag H
RAdeg 315.631 DEdeg 21.6809 AstroRef Plx 6.75
CCDM 21026+2141 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 200372 BD BD+21 4444
CD CP Dm number +21 4444 VIred 1.01
SpType K0 R SpType Coord arcsec 2000 210231.40+214051.1
Hipparcos 2
HIP 103843 Sn 5 So 0 Nc 1
RArad 5.5087970139 DErad 0.3784024493 Plx 7.37 PmRA 52.53
PmDE 0.51 E RArad 0.48 E DErad 0.47 E Plx 0.75
E pmRA 0.61 E pmDE 0.47 Hpmag 8.0898 E Hpmag 0.0012
SHp 0.011 VA 0 BV 1.076 E BV 0.031
VI 1.04
CCDM
Ccdm 21026+2141 RComp Comp C Note1
Note2 Discov num BU 69 DRAs -4.53 DDEs -8.8
R dRAs 10 Year 1915 Theta 240 Rho 77.3
Obs 5 Vmag 7.7 Sp K0 PmNote *
PmRA 62 PmDE 11 Dm number +21 4444 Cat1 BD
Name2 +21 2311 Cat2 AGK2/3 HD 200372 M HD
ADS BDS A14570 M ADS BDS N IDS IDS 20581N2118C
HIC 103843
 
 
21026+2141 D
 
 
Coord arcsec 2000 210231.54+214033.1 Mag 13.53 PmRA -2.00 PmDE -5.0
Calc delta mag 5.18 Calc coord yes
CCDM
Ccdm 21026+2141 RComp C Comp D Note1
Note2 Discov num HO 599 DRAs DDEs
R dRAs Year 1915 Theta 158 Rho 18.8
Obs 5 Vmag 13.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14570 M ADS BDS N IDS IDS 20581N2118D
HIC