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Current system
00320+2831
FYM 206 AC


Nearby doubles
17' : 00310+2839
HAU 2AB

18' : 00310+2844
GII 74

19' : 00328+2817
STT 14AB

34' : 00340+2810
LDS3179

40' : 00296+2807
WSI 38AB

47' : 00331+2915
AZC 4

51' : 00357+2821
DAM1274

51' : 00356+2810
HAU 8AB

51' : 00320+2740
COU 547

56' : 00361+2821
SKF 221

61' : 00337+2932
HJ 1032

65' : 00343+2734
CBL 581

68' : 00359+2914
ES 314AB

76' : 00262+2827
COU 446

79' : 00301+2945
BU 1095AB

81' : 00355+2724
LDS 866

84' : 00334+2710
CVR 332

86' : 00373+2742
CVR 341

87' : 00278+2938
CBL 575

88' : 00378+2913
ES 315

89' : 00329+2957
BRT 231

89' : 00257+2755
GRV 22

89' : 00333+2957
WIS 11

96' : 00343+2700
CVR 13

98' : 00329+3007
FOX 111

101' : 00252+2743
CHE 26



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 00320+2831 : COMPONENTS
 
 
  A B
B pa=15.3°
sep=42.99"
 
C pa=46.5°
sep=13.01"
pa=183.4°
sep=32.57"
 
 
00320+2831 A
 
 
Name HD 2840 Coord arcsec 2000 003156.31+283034.5 Mag 8.92 Spectral class K1III (yellow-orange)
PmRA -19.00 PmDE -26.0 SAO 74067 HIP 2518
Tycho2 1737-02766-1 HD 2840 DM BD+27 80
Tycho2
Tycho2 1737-02766-1 Pflag RAmdeg 7.98463801 DEmdeg 28.50957098
PmRA -17.9 PmDE -24.6 E RAmdeg 9 E DEmdeg 12
E pmRA 1.2 E pmDE 1.1 EpRAm 1990.68 EpDEm 1989.35
Num 11 Q RAmdeg 1.4 Q DEmdeg 0.5 Q pmRA 1.4
Q pmDE 0.5 BTmag 9.313 E BTmag 0.022 VTmag 8.919
E VTmag 0.020 Prox 432 TYC T HIP 2518
CCDM RAdeg 7.98468306 DEdeg 28.50962667 EpRA 1990 1.85
EpDE 1990 1.76 E RAdeg 9.4 E DEdeg 13.1 Posflg
Corr 0.1
SAO
SAO 74067 DelFlag RA1950 PmRA1950 -0.002
DE1950 PmDE1950 -0.026 Vmag 8.6 SpType A2
Double code Source 34 CatNum 287 DM BD+27 80
DMcomp B BDsup HD 2840 M HD 0
GC RA1950rad 0.12783094 DE1950rad 0.49277604 PmRA2000 -0.002
PmDE2000 -0.031
Hipparcos
Catalog H HIP 2518 Proxy RAhms 00 31 56.33
DEdms +28 30 34.7 Vmag 8.89 VarFlag R Vmag H
RAdeg 7.9847 DEdeg 28.5096 AstroRef Plx 4.85
CCDM 00319+2831 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 2840 BD
CD CP Dm number VIred 1.02
SpType A2 R SpType Coord arcsec 2000 003156.33+283034.7
Hipparcos 2
HIP 2518 Sn 5 So 0 Nc 1
RArad 0.1393592331 DErad 0.4975868413 Plx 4.99 PmRA -19.66
PmDE -23.21 E RArad 0.94 E DErad 0.9 E Plx 1.22
E pmRA 1.32 E pmDE 0.95 Hpmag 8.9687 E Hpmag 0.0025
SHp 0.023 VA 0 BV 0.397 E BV 0.03
VI 0.46
 
 
00320+2831 B
 
 
Coord arcsec 2000 003157.17+283116.0 Mag 8.94 PmRA -8.00 PmDE -18.0
SAO 74068 HIP 2520 Tycho2 1737-02557-1 HD 2839
BD BD+27 80 Calc delta mag 0.02 Calc coord yes
Tycho2
Tycho2 1737-02557-1 Pflag RAmdeg 7.98869124 DEmdeg 28.52104961
PmRA -6.5 PmDE -17.7 E RAmdeg 10 E DEmdeg 15
E pmRA 1.1 E pmDE 1.0 EpRAm 1989.99 EpDEm 1987.45
Num 12 Q RAmdeg 1.1 Q DEmdeg 1.7 Q pmRA 1.1
Q pmDE 1.8 BTmag 10.113 E BTmag 0.036 VTmag 8.935
E VTmag 0.019 Prox 432 TYC T HIP 2520
CCDM RAdeg 7.98870694 DEdeg 28.52108944 EpRA 1990 1.85
EpDE 1990 1.77 E RAdeg 11.1 E DEdeg 16.5 Posflg
Corr 0.1
SAO
SAO 74068 DelFlag RA1950 PmRA1950 -0.0017
DE1950 PmDE1950 -0.022 Vmag 8.4 SpType G
Double code Source 34 CatNum 288 DM BD+27 80
DMcomp A BDsup HD 2839 M HD 0
GC RA1950rad 0.12789646 DE1950rad 0.49297345 PmRA2000 -0.0017
PmDE2000 -0.027
Hipparcos
Catalog H HIP 2520 Proxy RAhms 00 31 57.29
DEdms +28 31 15.9 Vmag 8.84 VarFlag R Vmag G
RAdeg 7.98871 DEdeg 28.5211 AstroRef Plx 2.31
CCDM 00319+2831 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 2839 BD BD+27 80
CD CP Dm number +27 80 VIred 1.02
SpType K1III R SpType Coord arcsec 2000 003157.29+283115.9
Hipparcos 2
HIP 2520 Sn 5 So 0 Nc 1
RArad 0.1394293455 DErad 0.4977869845 Plx 2.79 PmRA -8.25
PmDE -16.01 E RArad 0.96 E DErad 0.95 E Plx 1.28
E pmRA 1.38 E pmDE 0.99 Hpmag 8.9966 E Hpmag 0.0025
SHp 0.017 VA 0 BV 1.05 E BV 0.015
VI 1.02
 
 
00320+2831 C
 
 
Coord arcsec 2000 003157.03+283043.4 Mag 14.6 Calc delta mag 5.68 Calc coord yes