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Doubles in session


Current system
12587+2707
STF 1700
HD 112754


Nearby doubles
22' : 12587+2728
STF1699

38' : 12584+2630
SDK 178

39' : 13014+2652
SKF1485

41' : 12587+2626
COU 479

42' : 12556+2704
SKF2541AB

45' : 12589+2752
SHN 170

51' : 13019+2735
SHN 26

58' : 12595+2804
KPP3882

59' : 12556+2628
CBL 399

62' : 13008+2615
LDS1354

62' : 12548+2636
WIS 208

69' : 12595+2814
WSI 1

69' : 12553+2618
LDS1342

70' : 12561+2807
HEB 4

72' : 12585+2555
LDS2893

72' : 13039+2728
LDS1357

73' : 12586+2819
DRS 50AB

75' : 12538+2742
LDS1340

87' : 13016+2825
SKF1486

94' : 12519+2647
HDS1805

94' : 13003+2838
HLG 2

96' : 12544+2552
SDK 161AB

97' : 13052+2749
LDS1359

98' : 12515+2714
ES 439

100' : 12522+2757
KPP 900

102' : 13035+2548
STF1713



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.

12587+2707 STF 1700 (HD 112754)

 
 
12h 58m 43.08s +27° 07' 10.2" P.A. 84.00 sep 7.4 mag 8.94,10.47 Sp G5 dist. 222.72 pc (726.51 l.y.)
 
 
Coord 2000 12587+2707 Discov num STF1700 Comp Coord arcsec 2000 12 58 43.08 +27 07 10.2
Date first 1831 Date last 2017 Obs 32
Pa first 83 Pa last 83.9 P.A. Now (θ) 83.9°
Sep first 7.1 Sep last 7.439 Sep. Now (ρ) 7.439"
Mag pri 8.94 Mag sec 10.47 delta mag (ΔM) 1.53 Spectral class G5 (yellow)
Pri motion ra -004 Sec motion ra +001
Pri motion dec +004 Sec motion dec +002
Notes
rPM=0.952
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 112754 Constellation Coma Berenices SAO 82593 HIP 63334
Tycho2 1995-00171-1 Gaia DR2 1460606094041040256 HD 112754 GC 17612
ADS 8722 BD BD+27 2201 Distance 222.72 Distance ly 726.51
 
 
WDS 12587+2707 STF 1700 (HD 112754) : 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
12587+2707 STF1700 2000 23 82 7.1 8.94 10.47 G5 D 125843.08+270710.2
12587+2707 STF1700 2011 25 84 7.4 8.94 10.47 G5 D 125843.08+270710.2
12587+2707 STF1700 2017 28 84 7.4 8.94 10.47 G5 125843.08+270710.2

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

 
 
WDS 12587+2707 STF 1700 (HD 112754) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12587+2707 STF 1700 (HD 112754) : MEASURES
 
 
No records found.

 
 
WDS 12587+2707 (HD 112754) : VIRTUAL EYEPIECE
 
 

12587+2707 STF1700A mag 8.94 Sp G5 12587+2707 STF1700B sep 6.6 P.A. 83.20 mag 10.47 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 12587+2707 (HD 112754) : ALADIN DSS IMAGE @ 12h 58m 43.08s +27° 07' 10.2"
 
 
 
 
WDS 12587+2707 STF 1700 (HD 112754) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12587+2707 STF1700 distance=0' 12587+2728 STF1699 distance=22' 12584+2630 SDK 178 distance=38' 13014+2652 SKF1485 distance=39' 12587+2626 COU 479 distance=41' 12556+2704 SKF2541AB distance=42' 12589+2752 SHN 170 distance=45' 13019+2735 SHN 26 distance=51' 12595+2804 KPP3882 distance=58' 12556+2628 CBL 399 distance=59' 13008+2615 LDS1354 distance=62' 12548+2636 WIS 208 distance=62' 12595+2814 WSI 1 distance=69' 12553+2618 LDS1342 distance=69' 12561+2807 HEB 4 distance=70' 12585+2555 LDS2893 distance=72' 13039+2728 LDS1357 distance=72' 12586+2819 DRS 50AB distance=73' 12538+2742 LDS1340 distance=75' 13016+2825 SKF1486 distance=87' 12519+2647 HDS1805 distance=94' 13003+2838 HLG 2 distance=94' 12544+2552 SDK 161BC distance=96' 12544+2552 SDK 161AB distance=96' 12544+2552 SDK 161AC distance=96' 13052+2749 LDS1359 distance=97' 12515+2714 ES 439 distance=98' 12522+2757 KPP 900 distance=100' 13035+2548 STF1713 distance=102' 13068+2657 L 12 distance=103' 13028+2840 LDS1355 distance=107' 13032+2836 COU 399 distance=108' 12508+2649 KPP 825 distance=108' 13058+2614 HO 257 distance=110' 12514+2800 SHN 167 distance=110' 12514+2616 LDS4284 distance=112' 13038+2837 RAO 581 distance=113' 12537+2536 CVR1475 distance=114' 12535+2838 LDS3066 distance=115' 13005+2900 CVR 131 distance=115' 12558+2516 KPP1658 distance=118' 12529+2836 FMR 111 distance=118' 13065+2804 SLE 913 distance=119' 12499+2642 LDS4280 distance=121' 13021+2859 HLG 3 distance=121' 13025+2858 A 1853 distance=122' 13003+2508 SLW 808 distance=122' 13076+2629 BUP 148 distance=122' 12506+2612 LDS3062 distance=123' 12496+2721 LDS4279 distance=124' 13065+2816 SLE 912 distance=124' 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 12587+2707 STF1700 84 7.4
Show 12587+2728 STF1699 12 1.7 22
Show 12584+2630 SDK 178 297 15.5 38
Show 13014+2652 SKF1485 30 4.3 39
Show 12587+2626 COU 479 156 0.9 41
Show 12556+2704 SKF2541 AB 202 10.1 42
Show 12589+2752 SHN 170 -1 0.1 45
Show 13019+2735 SHN 26 270 0.6 51
Show 12595+2804 KPP3882 76 6.5 58
Show 12556+2628 CBL 399 178 22.0 59
Show 13008+2615 LDS1354 195 9.8 62
Show 12548+2636 WIS 208 5 794.2 62
Show 12595+2814 WSI 1 42 0.7 69
Show 12553+2618 LDS1342 354 5.3 69
Show 12561+2807 HEB 4 -1 0.3 70
Show 12585+2555 LDS2893 285 88.2 72
Show 13039+2728 LDS1357 272 3.6 72
Show 12586+2819 DRS 50 AB 156 612.3 73
Show 12538+2742 LDS1340 32 97.6 75
Show 13016+2825 SKF1486 19 2.2 87
Show 12519+2647 HDS1805 184 0.5 94
Show 13003+2838 HLG 2 106 55.3 94
Show 12544+2552 SDK 161 BC 314 8.9 96
Show 12544+2552 SDK 161 AB 113 15.2 96
Show 12544+2552 SDK 161 AC 88 7.6 96
Show 13052+2749 LDS1359 161 42.4 97
Show 12515+2714 ES 439 67 2.1 98
Show 12522+2757 KPP 900 324 7.5 100
Show 13035+2548 STF1713 281 33.2 102
Show 13068+2657 L 12 270 0.2 103
Show 13028+2840 LDS1355 103 23.7 107
Show 13032+2836 COU 399 304 0.6 108
Show 12508+2649 KPP 825 341 7.0 108
Show 13058+2614 HO 257 154 2.0 110
Show 12514+2800 SHN 167 -1 0.4 110
Show 12514+2616 LDS4284 350 16.7 112
Show 13038+2837 RAO 581 162 1.9 113
Show 12537+2536 CVR1475 34 4.4 114
Show 12535+2838 LDS3066 299 105.7 115
Show 13005+2900 CVR 131 310 35.3 115
Show 12558+2516 KPP1658 323 12.7 118
Show 12529+2836 FMR 111 178 125.5 118
Show 13065+2804 SLE 913 79 17.3 119
Show 12499+2642 LDS4280 282 15.1 121
Show 13021+2859 HLG 3 281 4.5 121
Show 13025+2858 A 1853 304 1.4 122
Show 13003+2508 SLW 808 210 90.4 122
Show 13076+2629 BUP 148 144 199.3 122
Show 12506+2612 LDS3062 247 29.1 123
Show 12496+2721 LDS4279 95 55.7 124
Show 13065+2816 SLE 912 3 15.0 124

 
 
WDS 12587+2707 : COMPONENTS
 
 
  A
B pa=83.2°
sep=6.63"
 
 
12587+2707 A
 
 
Componente originario normalizzato AB Name HD 112754 Coord arcsec 2000 125843.08+270710.2 Mag 8.94
Spectral class G5 (yellow) PmRA -4.00 PmDE 4.0 SAO 82593
HIP 63334 Tycho2 1995-00171-1 HD 112754 GC 17612
ADS 8722 BD BD+27 2201
Tycho2
Tycho2 1995-00171-1 Pflag RAmdeg 194.67948051 DEmdeg 27.11949358
PmRA -2.8 PmDE 4.6 E RAmdeg 11 E DEmdeg 11
E pmRA 1.5 E pmDE 1.4 EpRAm 1991.06 EpDEm 1990.95
Num 7 Q RAmdeg 0.7 Q DEmdeg 1.1 Q pmRA 0.7
Q pmDE 1.1 BTmag 10.041 E BTmag 0.027 VTmag 8.944
E VTmag 0.016 Prox 74 TYC T HIP 63334
CCDM A RAdeg 194.67948750 DEdeg 27.11948306 EpRA 1990 1.79
EpDE 1990 1.76 E RAdeg 10.8 E DEdeg 11.2 Posflg
Corr 0.1
SAO
SAO 82593 DelFlag RA1950 PmRA1950 0.0009
DE1950 PmDE1950 -0.015 Vmag 8.4 SpType G5
Double code Source 70 CatNum 17612 DM BD+27 2201
DMcomp BDsup HD 112754 M HD 0
GC 17612 RA1950rad 3.38724139 DE1950rad 0.47802503 PmRA2000 0.001
PmDE2000 -0.011
Hipparcos
Catalog H HIP 63334 Proxy H RAhms 12 58 43.08
DEdms +27 07 10.2 Vmag 8.61 VarFlag R Vmag H
RAdeg 194.679 DEdeg 27.1195 AstroRef A Plx 1.88
CCDM 12587+2707 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 84 Rho 7.382 HD 112754 BD BD+27 2201
CD CP Dm number +27 2201 VIred 0.87
SpType G4II R SpType Coord arcsec 2000 125843.08+270710.2
Hipparcos 2
HIP 63334 Sn 15 So 3 Nc 2
RArad 3.3977980286 DErad 0.4733243325 Plx 4.49 PmRA -2.31
PmDE 5.13 E RArad 1.03 E DErad 1.11 E Plx 1.31
E pmRA 1.04 E pmDE 1.04 Hpmag 8.7669 E Hpmag 0.0031
SHp 0.021 VA 0 BV 0.852 E BV 0.004
VI 0.87
CCDM
Ccdm 12587+2707 RComp Comp A Note1
Note2 Discov num DRAs 1.10 DDEs 9.4
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.6 Sp G5 PmNote *
PmRA 2 PmDE -9 Dm number +27 2201 Cat1 BD
Name2 +27 1268 Cat2 AGK2/3 HD 112754 M HD
ADS BDS A 8722 M ADS BDS N IDS IDS 12539N2740A
HIC 63334
 
 
12587+2707 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 125843.57+270711.0 Mag 10.47 PmRA 1.00
PmDE 2.0 Calc delta mag 1.53 Calc coord yes
CCDM
Ccdm 12587+2707 RComp Comp B Note1
Note2 Discov num STF1700 DRAs 1.63 DDEs 10.1
R dRAs 90 Year 1831 Theta 084 Rho 7.0
Obs 11 Vmag 10.4 Sp PmNote
PmRA 2 PmDE -9 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 8722 M ADS BDS N IDS IDS 12539N2740B
HIC 63334