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Current system
15391-0834
STF 3094
HD 139555


Nearby doubles
16' : 15387-0847
STF1962

33' : 15392-0802
UC 3037

38' : 15409-0900
TOK 593

49' : 15358-0837
LDS4566

50' : 15359-0821
GWP2533

55' : 15355-0847
GWP2532

62' : 15383-0934
HDS2205

70' : 15432-0908
RST3925

70' : 15421-0741
TDS9595

72' : 15343-0827
TDS 777

103' : 15393-1017
LDS 535AB

107' : 15387-0648
GWP2540

112' : 15459-0921
HJ 4804

113' : 15414-0647
J 3251AB

114' : 15398-1026
KPP2420

115' : 15435-1007
TOK 595

116' : 15342-1004
KPP3048

119' : 15422-1023
GWP2544

129' : 15422-0634
UC 3047

130' : 15310-0745
KPP1117

132' : 15308-0746
RST4543

133' : 15350-1031
HLD 122

134' : 15418-0627
LSC 59

134' : 15417-1042
KPP1311

135' : 15303-0803
RST4542

138' : 15362-0623
TOK 301AB



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.

15391-0834 STF 3094 (HD 139555)

 
 
15h 39m 05.81s -08° 33' 51.8" P.A. 297.00 sep 2.5 mag 9.58,9.69 Sp G0 dist. 411.52 pc (1342.38 l.y.)
 
 
Coord 2000 15391-0834 Discov num STF3094 Comp Coord arcsec 2000 15 39 05.81 -08 33 51.8
Date first 1831 Date last 2018 Obs 41
Pa first 296 Pa last 296.9 P.A. Now (θ) 296.9°
Sep first 2.4 Sep last 2.522 Sep. Now (ρ) 2.522"
Mag pri 9.58 Mag sec 9.69 delta mag (ΔM) 0.11 Spectral class G0 (yellow)
Pri motion ra -102 Sec motion ra -108
Pri motion dec -012 Sec motion dec -024
Notes
rPM=0.121 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 139555 Constellation Libra HIP 76646 Tycho2 5596-00745-1
Gaia DR2 6317420219765757440 HD 139555 BD BD-08 4036 Distance 411.52
Distance ly 1342.38
 
 
WDS 15391-0834 STF 3094 (HD 139555) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
STFA (F. Struve DD - Appendix list #1) ...................
STFB (F. Struve DD - Appendix list #2) ...................
StF1833A Ma - Struve, F.G.W. 1833MmRAS...5...13H
StF1833A +Mc cited by Herschel (MemRAS 5, 13, 1833)
StF1833B Ma - Struve, F.G.W. 1833AN.....10..389B
StF1833B cited by Bessel (AN 10, 389, 1833)
StF1837 Ma - Struve, F.G.W. 1837AN.....14...249
StF1837 Stellarum duplicium et multiplicium mensurae micrometricae...
StF1837 (Dorpat, Academiae scientiarum caesareae petropolitaneifique), 1837
StF1844A Ma - Struve, F.G.W. 1844QB43.S66.......
StF1844A cited by Smyth (Cycle of Celestial Objects 2, 1844)
StF1852A Ma - Struve, F.G.W. .
StF1852A cited by Bishop (Bishop Obs. Astron. Observations 1852)
StF1865A Ma - Struve, F.G.W. 1865AN.....64...81E
StF1865A cited by Engelmann (AN 64, 81, #1518, 1865)
StF1875A Ma - Struve, F.G.W. 1875AN.....85..323D
StF1875A cited by Doberck, 1875 (see Dob1875b,f,g,h)
StF1878 Ma - Struve, F.G.W. .
StF1878 Pulkova Observations 9, 1878
StF1878B Ma - Struve, F.G.W. 1878Obs.....2..239G
StF1878B cited by Gledhill (Obs 2, 239, 1878)
StF1880A Ma - Struve, F.G.W. 1880Obs.....3..535G
StF1880A cited by Gledhill (Obs 3, 535, 1880)
StF1906A Ma - Struve, F.G.W. 1906QB821.B972.....
StF1906A cited in BDS (Burnham Double Star Cat.), 1906
StF1906B Ma - Struve, F.G.W. 1906MmRAS..56....1L
StF1906B cited by Lewis (MemRAS 56, 1, 1906)
StF1922A Ma - Struve, F.G.W. 1922AN....216...49R
StF1922A cited by Rabe (AN 216, 49, 1922)
StF1932A Ma - Struve, F.G.W. 1932QB821.A43......
StF1932A cited in ADS (Aitken Double Star Cat.), 1932
StF2002 - - Weis, J.
StF2002 F. G. W. Struve's double stars : the Dorpat catalogue; the Pulkovo catalogue
StF2002 USNO Library : QB 821 .S8 W49 2002
StF2022 - - email note from Jan Weis: 6 July 2022
StF9999 Ma - Struve, F.G.W. ...................
StF9999 Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15391-0834 STF3094 1998 31 297 2.5 9.58 9.69 G0 153905.81-083351.8
15391-0834 STF3094 2008 32 297 2.5 9.58 9.69 G0 153905.81-083351.8
15391-0834 STF3094 2009 33 298 2.4 9.58 9.69 G0 153905.81-083351.8
15391-0834 STF3094 2010 34 297 2.4 9.58 9.69 G0 153905.81-083351.8
15391-0834 STF3094 2017 37 298 2.5 9.58 9.69 G0 153905.81-083351.8
15391-0834 STF3094 2018 39 298 2.5 9.58 9.69 G0 153905.81-083351.8

If you need more information about this double, apply for a data request form to the WDS.

 
 
WDS 15391-0834 STF 3094 (HD 139555) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 15391-0834 STF 3094 (HD 139555) : MEASURES
 
 
No records found.

 
 
WDS 15391-0834 (HD 139555) : VIRTUAL EYEPIECE
 
 

15391-0834 STF3094A mag 9.58 Sp G0 15391-0834 STF3094B sep 2.5 P.A. 297.20 mag 9.69 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 15391-0834 (HD 139555) : ALADIN DSS IMAGE @ 15h 39m 05.81s -08° 33' 51.8"
 
 
 
 
WDS 15391-0834 STF 3094 (HD 139555) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

15391-0834 STF3094 distance=0' 15387-0847 STF1962 distance=16' 15392-0802 UC 3037 distance=33' 15409-0900 TOK 593 distance=38' 15358-0837 LDS4566 distance=49' 15359-0821 GWP2533 distance=50' 15355-0847 GWP2532 distance=55' 15383-0934 HDS2205 distance=62' 15432-0908 RST3925 distance=70' 15421-0741 TDS9595 distance=70' 15343-0827 TDS 777 distance=72' 15393-1017 LDS 535AB distance=103' 15393-1017 PWS 13AC distance=103' 15387-0648 GWP2540 distance=107' 15459-0921 HJ 4804 distance=112' 15414-0647 J 3251AB distance=113' 15414-0647 J 3251BC distance=114' 15398-1026 KPP2420 distance=114' 15435-1007 TOK 595 distance=115' 15342-1004 KPP3048 distance=116' 15422-1023 GWP2544 distance=119' 15391-0632 KPP2383BC distance=122' 15422-0634 UC 3047 distance=129' 15310-0745 KPP1117 distance=130' 15308-0746 RST4543 distance=132' 15350-1031 HLD 122 distance=133' 15418-0627 LSC 59 distance=134' 15417-1042 KPP1311 distance=134' 15303-0803 RST4542 distance=135' 15362-0623 TOK 301AB distance=138' 15362-0623 TOK 301Aa,Ab distance=138' 15485-0840 J 2664 distance=139' 15434-1037 J 2663 distance=139' 15301-0750 GIC 129 distance=141' 15303-0933 RST3921 distance=143' 15359-1048 LDS4565 distance=143' 15383-0608 RST4547 distance=147' 15369-0602 RST4546 distance=156' 15312-0646 J 2093AB distance=158' 15312-0646 DAM 86AC distance=158' 15420-1108 STF1966 distance=161' 15300-1003 HDS2181 distance=163' 15355-0559 RST4544 distance=164' 15282-0921 SHJ 202BC distance=169' 15282-0921 BAG 25Aa,Ab distance=169' 15282-0921 SHJ 202AB distance=169' 15282-0921 HLA 11AD distance=169' 15327-0610 TDS9544 distance=173' 15292-0659 HJ 4779 distance=176' 15509-0902 STF3097 distance=178' 15353-0545 BRT 458 distance=178' grafico limitrofi
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 15391-0834 STF3094 297 2.5
Show 15387-0847 STF1962 188 11.7 16
Show 15392-0802 UC 3037 359 18.9 33
Show 15409-0900 TOK 593 256 861.0 38
Show 15358-0837 LDS4566 232 9.1 49
Show 15359-0821 GWP2533 133 9.4 50
Show 15355-0847 GWP2532 87 31.6 55
Show 15383-0934 HDS2205 45 10.7 62
Show 15432-0908 RST3925 179 5.5 70
Show 15421-0741 TDS9595 270 2.1 70
Show 15343-0827 TDS 777 337 1.1 72
Show 15393-1017 LDS 535 AB 8 13.0 103
Show 15393-1017 PWS 13 AC 42 36.2 103
Show 15387-0648 GWP2540 78 17.3 107
Show 15459-0921 HJ 4804 283 19.3 112
Show 15414-0647 J 3251 AB 65 40.1 113
Show 15414-0647 J 3251 BC 245 4.9 114
Show 15398-1026 KPP2420 246 21.1 114
Show 15435-1007 TOK 595 255 226.0 115
Show 15342-1004 KPP3048 115 7.4 116
Show 15422-1023 GWP2544 275 40.9 119
Show 15391-0632 KPP2383 BC 161 20.6 122
Show 15422-0634 UC 3047 111 27.4 129
Show 15310-0745 KPP1117 317 8.8 130
Show 15308-0746 RST4543 342 1.1 132
Show 15350-1031 HLD 122 337 2.3 133
Show 15418-0627 LSC 59 47 0.1 134
Show 15417-1042 KPP1311 175 10.0 134
Show 15303-0803 RST4542 171 3.0 135
Show 15362-0623 TOK 301 AB 335 80.5 138
Show 15362-0623 TOK 301 Aa,Ab 340 0.2 138
Show 15485-0840 J 2664 323 6.3 139
Show 15434-1037 J 2663 53 6.9 139
Show 15301-0750 GIC 129 150 10.0 141
Show 15303-0933 RST3921 183 2.1 143
Show 15359-1048 LDS4565 95 6.4 143
Show 15383-0608 RST4547 334 1.3 147
Show 15369-0602 RST4546 294 2.2 156
Show 15312-0646 J 2093 AB 69 4.9 158
Show 15312-0646 DAM 86 AC 25 13.7 158
Show 15420-1108 STF1966 52 23.1 161
Show 15300-1003 HDS2181 168 0.1 163
Show 15355-0559 RST4544 60 1.4 164
Show 15282-0921 SHJ 202 BC 99 152.7 169
Show 15282-0921 BAG 25 Aa,Ab 348 0.1 169
Show 15282-0921 SHJ 202 AB 132 52.0 169
Show 15282-0921 HLA 11 AD 192 0.5 169
Show 15327-0610 TDS9544 93 0.6 173
Show 15292-0659 HJ 4779 18 21.9 176
Show 15509-0902 STF3097 189 4.0 178
Show 15353-0545 BRT 458 30 4.6 178

 
 
WDS 15391-0834 : COMPONENTS
 
 
  A
B pa=297.2°
sep=2.50"
 
 
15391-0834 A
 
 
Componente originario normalizzato AB Name HD 139555 Coord arcsec 2000 153905.81-083351.8 Mag 9.58
Spectral class G0 (yellow) PmRA -102.00 PmDE -12.0 HIP 76646
Tycho2 5596-00745-1 HD 139555 BD BD-08 4036
Tycho2
Tycho2 5596-00745-1 Pflag P RAmdeg 234.77419933 DEmdeg -8.56439280
PmRA -108.1 PmDE -23.6 E RAmdeg 23 E DEmdeg 28
E pmRA 3.0 E pmDE 3.1 EpRAm 1991.03 EpDEm 1990.54
Num 3 Q RAmdeg 0.3 Q DEmdeg 1.4 Q pmRA 0.4
Q pmDE 1.4 BTmag 10.191 E BTmag 0.039 VTmag 9.583
E VTmag 0.033 Prox 25 TYC T HIP 76646
CCDM A RAdeg 234.77468944 DEdeg -8.56446806 EpRA 1990 1.70
EpDE 1990 1.47 E RAdeg 21.0 E DEdeg 25.9 Posflg D
Corr -0.1
Hipparcos
Catalog H HIP 76646 Proxy H RAhms 15 39 05.93
DEdms -08 33 52.0 Vmag 8.94 VarFlag R Vmag H
RAdeg 234.775 DEdeg -8.56446 AstroRef A Plx 5.43
CCDM 15391-0834 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 298 Rho 2.539 HD 139555 BD BD-08 4036
CD CP Dm number -08 4036 VIred 0.76
SpType G0 R SpType Coord arcsec 2000 153905.93-083352.0
Hipparcos 2
HIP 76646 Sn 15 So 3 Nc 2
RArad 4.0975918732 DErad -0.1494779478 Plx 2.43 PmRA -102.21
PmDE -12.3 E RArad 3.62 E DErad 2.4 E Plx 3.67
E pmRA 4.47 E pmDE 3.5 Hpmag 9.0522 E Hpmag 0.0326
SHp 0.218 VA 0 BV 0.54 E BV 0.035
VI 0.61
CCDM
Ccdm 15391-0834 RComp Comp A Note1
Note2 Discov num DRAs -0.07 DDEs 8.4
R dRAs 19 Year Theta Rho
Obs 2 Vmag 9.4 Sp G0 PmNote
PmRA PmDE Dm number -08 4036 Cat1 BD
Name2 Cat2 HD 139555 M HD
ADS BDS A 9732 M ADS BDS N IDS IDS 15337S0814A
HIC 76646
 
 
15391-0834 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 153905.66-083350.7 Mag 9.69 PmRA -108.00
PmDE -24.0 HIP 76646 Tycho2 5596-00745-2 Calc delta mag 0.11
Calc coord yes
Tycho2
Tycho2 5596-00745-2 Pflag P RAmdeg 234.77419933 DEmdeg -8.56439280
PmRA -108.1 PmDE -23.6 E RAmdeg 23 E DEmdeg 28
E pmRA 3.0 E pmDE 3.1 EpRAm 1991.03 EpDEm 1990.54
Num 3 Q RAmdeg 0.3 Q DEmdeg 1.4 Q pmRA 0.4
Q pmDE 1.4 BTmag 10.465 E BTmag 0.047 VTmag 9.689
E VTmag 0.036 Prox 25 TYC T HIP 76646
CCDM B RAdeg 234.77407361 DEdeg -8.56412917 EpRA 1990 1.70
EpDE 1990 1.47 E RAdeg 22.9 E DEdeg 28.3 Posflg D
Corr -0.1
Hipparcos
Catalog H HIP 76646 Proxy H RAhms 15 39 05.93
DEdms -08 33 52.0 Vmag 8.94 VarFlag R Vmag H
RAdeg 234.775 DEdeg -8.56446 AstroRef A Plx 5.43
CCDM 15391-0834 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 298 Rho 2.539 HD 139555 BD BD-08 4036
CD CP Dm number -08 4036 VIred 0.76
SpType G0 R SpType Coord arcsec 2000 153905.93-083352.0
Hipparcos 2
HIP 76646 Sn 15 So 3 Nc 2
RArad 4.0975918732 DErad -0.1494779478 Plx 2.43 PmRA -102.21
PmDE -12.3 E RArad 3.62 E DErad 2.4 E Plx 3.67
E pmRA 4.47 E pmDE 3.5 Hpmag 9.0522 E Hpmag 0.0326
SHp 0.218 VA 0 BV 0.54 E BV 0.035
VI 0.61
CCDM
Ccdm 15391-0834 RComp Comp B Note1
Note2 Discov num STF3094 DRAs DDEs
R dRAs Year 1831 Theta 298 Rho 2.4
Obs 20 Vmag 9.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 9732 M ADS BDS N IDS IDS 15337S0814B
HIC 76646