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Doubles in session


Current system
03156+5245
ES 768 BC


Nearby doubles
38' : 03166+5210
ES 952

46' : 03107+5231
LDS5412

49' : 03125+5206
SHN 75

55' : 03183+5157
HJ 2180

63' : 03100+5210
ES 767AB

63' : 03125+5150
SHN 76AB

70' : 03165+5137
TDS2510

73' : 03161+5134
TOK 473

74' : 03076+5230
MLR 658

79' : 03213+5345
HJ 2184AB

79' : 03209+5348
SCA 15

82' : 03235+5209
COU2569

83' : 03108+5136
TDS2467

84' : 03129+5126
COU2568

87' : 03061+5303
ARG 10

89' : 03109+5129
AZC 140

90' : 03253+5259
KPP3524

90' : 03084+5350
TDS 103

92' : 03224+5140
ES 706AB

94' : 03208+5407
IPH 4

96' : 03065+5158
KPP1344

97' : 03059+5328
LDS5411

102' : 03266+5228
HJ 2186

106' : 03040+5258
NSN 536

106' : 03061+5144
COU2454

106' : 03041+5231
HJ 2169AB



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 03156+5245 : COMPONENTS
 
 
  A B C
B pa=315.2°
sep=75.65"
 
C pa=316.9°
sep=76.26"
pa=31.0°
sep=2.33"
 
D pa=351.2°
sep=35.60"
pa=111.2°
sep=51.31"
pa=113.7°
sep=50.97"
 
 
03156+5245 A
 
 
Name HD 20054 Coord arcsec 2000 031537.41+524459.2 Mag 8.66 Spectral class A0 (white)
PmRA 13.00 PmDE -18.0 SAO 23904 HIP 15179
Tycho2 3702-00319-1 HD 20054 BD BD+52 672
Tycho2
Tycho2 3702-00319-1 Pflag RAmdeg 48.90590685 DEmdeg 52.74979030
PmRA 11.7 PmDE -15.8 E RAmdeg 8 E DEmdeg 8
E pmRA 1.4 E pmDE 1.4 EpRAm 1990.90 EpDEm 1990.87
Num 8 Q RAmdeg 0.6 Q DEmdeg 0.6 Q pmRA 0.7
Q pmDE 0.7 BTmag 8.955 E BTmag 0.018 VTmag 8.661
E VTmag 0.015 Prox 755 TYC T HIP 15179
CCDM RAdeg 48.90586250 DEdeg 52.74982694 EpRA 1990 1.61
EpDE 1990 1.54 E RAdeg 7.7 E DEdeg 8.1 Posflg
Corr 0.0
SAO
SAO 23904 DelFlag RA1950 PmRA1950 0.0018
DE1950 PmDE1950 -0.023 Vmag 8.2 SpType A0
Double code Source 37 CatNum 1421 DM BD+52 672
DMcomp BDsup HD 20054 M HD 0
GC RA1950rad 0.8376172 DE1950rad 0.91743939 PmRA2000 0.0017
PmDE2000 -0.026
Hipparcos
Catalog H HIP 15179 Proxy RAhms 03 15 37.41
DEdms +52 44 59.4 Vmag 8.65 VarFlag R Vmag H
RAdeg 48.9059 DEdeg 52.7498 AstroRef Plx 5.76
CCDM 03156+5245 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 20054 BD BD+52 672
CD CP Dm number +52 672 VIred 0.3
SpType A0 R SpType Coord arcsec 2000 031537.41+524459.4
Hipparcos 2
HIP 15179 Sn 5 So 0 Nc 1
RArad 0.8535683659 DErad 0.9206582415 Plx 4.19 PmRA 12.9
PmDE -16.44 E RArad 0.85 E DErad 0.96 E Plx 1.4
E pmRA 1.49 E pmDE 1.32 Hpmag 8.7238 E Hpmag 0.0025
SHp 0.019 VA 0 BV 0.295 E BV 0.021
VI 0.34
CCDM
Ccdm 03156+5245 RComp Comp A Note1
Note2 Discov num DRAs 1.49 DDEs -0.1
R dRAs 65 Year Theta Rho
Obs 3 Vmag 8.1 Sp A0 PmNote *
PmRA 20 PmDE -16 Dm number +52 672 Cat1 BD
Name2 +52 335 Cat2 AGK2/3 HD 20054 M HD
ADS BDS A 2423 M ADS BDS N IDS IDS 03083N5223A
HIC 15179
 
 
03156+5245 B
 
 
Coord arcsec 2000 031531.54+524552.9 Coord calc 031531.54+524552.9 Mag 11.71 PmRA -9.00
PmDE -1.0 Tycho2 3702-00127-1 Calc delta mag 3.05
Tycho2
Tycho2 3702-00127-1 Pflag RAmdeg 48.88140575 DEmdeg 52.76470398
PmRA -8.8 PmDE -1.1 E RAmdeg 85 E DEmdeg 87
E pmRA 3.1 E pmDE 2.9 EpRAm 1982.14 EpDEm 1979.24
Num 3 Q RAmdeg 2.8 Q DEmdeg 1.8 Q pmRA 2.9
Q pmDE 1.8 BTmag 12.349 E BTmag 0.213 VTmag 11.705
E VTmag 0.163 Prox 755 TYC HIP
CCDM RAdeg 48.88143917 DEdeg 52.76470667 EpRA 1990 1.60
EpDE 1990 1.54 E RAdeg 90.1 E DEdeg 93.6 Posflg
Corr -0.1
CCDM
Ccdm 03156+5245 RComp Comp B Note1
Note2 Discov num ES 768 DRAs -4.32 DDEs -6.1
R dRAs 65 Year 1909 Theta 315 Rho 73.5
Obs 1 Vmag 10.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 2423 M ADS BDS N IDS IDS 03083N5223B
HIC
 
 
03156+5245 C
 
 
Coord arcsec 2000 031531.67+524554.9 Mag 13.2 Calc delta mag 4.54 Calc coord yes
CCDM
Ccdm 03156+5245 RComp B Comp C Note1
Note2 Discov num ES 768 DRAs DDEs
R dRAs Year 1909 Theta 047 Rho 2.6
Obs 1 Vmag 11.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 2423 M ADS BDS N IDS IDS 03083N5223C
HIC
 
 
03156+5245 D
 
 
Coord arcsec 2000 031536.81+524534.4 Mag 13.18 PmRA -7.00 PmDE -34.0
Calc delta mag 4.52 Calc coord yes