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Doubles in session


Current system
00307+3208
STT 11
HD 2666


Nearby doubles
35' : 00295+3137
J 871

42' : 00274+3214
UC 371

52' : 00335+3245
SEI 5

54' : 00342+3139
HDS 75

64' : 00357+3216
HJ 625

72' : 00253+3230
STF 29

77' : 00361+3241
MLB 442

78' : 00312+3325
HU 1009

79' : 00245+3216
UC 361

85' : 00270+3058
COU 653

86' : 00274+3054
HDS 62

88' : 00314+3335
HJ 5451

89' : 00337+3049
CRB 29

90' : 00314+3337
HJ 5452

90' : 00238+3145
COU 546

94' : 00294+3036
SMA 5

102' : 00253+3054
LDS3165

105' : 00235+3301
ES 313

108' : 00292+3354
HJ 624

110' : 00364+3330
HDS 84

112' : 00219+3218
LDS3157

113' : 00381+3309
SEI 6

118' : 00310+3406
STF 33

119' : 00352+3351
HU 1010

124' : 00369+3343
H 5 17AB

124' : 00388+3101
AG 430



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 00307+3208 : COMPONENTS
 
 
  A
B pa=322.1°
sep=184.29"
 
 
00307+3208 A
 
 
Componente originario normalizzato AB Name HD 2688 Coord arcsec 2000 003039.88+320811.4 Mag 7.57
Spectral class F2 (yellow-white) PmRA 8.00 PmDE -16.0 SAO 53947
HIP 2407 Tycho2 2266-01033-1 HD 2688 BD BD+31 67
Tycho2
Tycho2 2266-01033-1 Pflag RAmdeg 7.66618009 DEmdeg 32.13648850
PmRA 10.3 PmDE -13.3 E RAmdeg 5 E DEmdeg 5
E pmRA 1.4 E pmDE 1.4 EpRAm 1991.08 EpDEm 1991.25
Num 9 Q RAmdeg 0.6 Q DEmdeg 0.6 Q pmRA 0.6
Q pmDE 0.6 BTmag 8.081 E BTmag 0.015 VTmag 7.573
E VTmag 0.011 Prox 999 TYC T HIP 2407
CCDM RAdeg 7.66615083 DEdeg 32.13651972 EpRA 1990 1.38
EpDE 1990 1.55 E RAdeg 5.1 E DEdeg 5.1 Posflg
Corr -0.3
SAO
SAO 53947 DelFlag RA1950 PmRA1950 0.0004
DE1950 PmDE1950 -0.021 Vmag 7.8 SpType F2
Double code Source 6 CatNum 37 DM BD+31 67
DMcomp BDsup HD 2688 M HD 0
GC RA1950rad 0.12222657 DE1950rad 0.556071 PmRA2000 0.0005
PmDE2000 -0.026
Hipparcos
Catalog H HIP 2407 Proxy RAhms 00 30 39.88
DEdms +32 08 11.5 Vmag 7.52 VarFlag R Vmag H
RAdeg 7.66615 DEdeg 32.1365 AstroRef Plx 9.15
CCDM 00306+3210 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 2688 BD BD+31 67
CD CP Dm number +31 67 VIred 0.53
SpType F2 R SpType Coord arcsec 2000 003039.88+320811.5
Hipparcos 2
HIP 2407 Sn 5 So 0 Nc 1
RArad 0.1337995402 DErad 0.5608880141 Plx 6.27 PmRA 8
PmDE -15.6 E RArad 0.43 E DErad 0.35 E Plx 0.52
E pmRA 0.49 E pmDE 0.31 Hpmag 7.6246 E Hpmag 0.0008
SHp 0.007 VA 0 BV 0.464 E BV 0.015
VI 0.53
 
 
00307+3208 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 003030.97+321036.8 Mag 7.7 PmRA 10.00
PmDE -15.0 SAO 53944 HIP 2393 Tycho2 2266-00672-1
HD 2666 BD BD+31 66 Calc delta mag 0.13 Calc coord yes
Tycho2
Tycho2 2266-00672-1 Pflag RAmdeg 7.62235718 DEmdeg 32.17691411
PmRA 10.5 PmDE -14.6 E RAmdeg 5 E DEmdeg 5
E pmRA 1.2 E pmDE 1.3 EpRAm 1990.94 EpDEm 1991.24
Num 12 Q RAmdeg 0.6 Q DEmdeg 0.8 Q pmRA 0.7
Q pmDE 0.8 BTmag 8.162 E BTmag 0.017 VTmag 7.699
E VTmag 0.011 Prox 999 TYC T HIP 2393
CCDM RAdeg 7.62232750 DEdeg 32.17694861 EpRA 1990 1.38
EpDE 1990 1.57 E RAdeg 5.3 E DEdeg 5.4 Posflg
Corr -0.3
SAO
SAO 53944 DelFlag RA1950 PmRA1950 0.0009
DE1950 PmDE1950 -0.021 Vmag 7.9 SpType F5
Double code Source 6 CatNum 35 DM BD+31 66
DMcomp BDsup HD 2666 M HD 0
GC RA1950rad 0.12146582 DE1950rad 0.55677691 PmRA2000 0.001
PmDE2000 -0.026
Hipparcos
Catalog H HIP 2393 Proxy RAhms 00 30 29.36
DEdms +32 10 37.0 Vmag 7.63 VarFlag R Vmag G
RAdeg 7.62233 DEdeg 32.1769 AstroRef Plx 7.85
CCDM 00306+3210 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 2666 BD BD+31 66
CD CP Dm number +31 66 VIred 0.53
SpType F5 R SpType Coord arcsec 2000 003029.36+321037.0
Hipparcos 2
HIP 2393 Sn 5 So 0 Nc 1
RArad 0.1330347011 DErad 0.5615936719 Plx 6.35 PmRA 9.09
PmDE -17.02 E RArad 0.49 E DErad 0.37 E Plx 0.57
E pmRA 0.55 E pmDE 0.35 Hpmag 7.7278 E Hpmag 0.0009
SHp 0.007 VA 0 BV 0.458 E BV 0.015
VI 0.53