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Doubles in session


Current system
12571+4223
STF 1697


Nearby doubles
27' : 12550+4236
ES 2644AB

32' : 12584+4156
DAM 712AB

32' : 12593+4245
HJ 1223AB

33' : 12582+4153
LDS5766

38' : 12563+4300
A 2000

40' : 12544+4248
HJ 2622AB

41' : 12544+4251
TDS8577

41' : 12546+4253
HJ 2623

42' : 13008+4213
SKF 276AB

49' : 12533+4246
COU1579

54' : 12532+4255
CVR 670

57' : 13020+4241
JNN 84

58' : 13023+4219
ES 606

70' : 12566+4333
BU 925

74' : 13024+4308
KPP 856

75' : 13035+4250
CBL 405

82' : 12543+4108
HJL1075

83' : 12548+4105
KPP1796

90' : 12491+4213
ES 2643

92' : 13031+4327
UC 180

98' : 13012+4057
LEP 136

99' : 13034+4334
SLW 817

99' : 12548+4049
JNN 81

102' : 13062+4236
ES 607AB

102' : 13055+4141
ES 125

110' : 12540+4406
LDS4292



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.

12571+4223 STF 1697

 
 
12h 57m 08.20s +42° 23' 28.2" P.A. 217.00 sep 28.3 mag 9.64,10.94 Sp F8+K0IV dist. 175.44 pc (572.29 l.y.)
 
 
Coord 2000 12571+4223 Discov num STF1697 Comp Coord arcsec 2000 12 57 08.20 +42 23 28.2
Date first 1895 Date last 2017 Obs 17
Pa first 217 Pa last 217.3 P.A. Now (θ) 217.3°
Sep first 28.1 Sep last 28.27 Sep. Now (ρ) 28.27"
Mag pri 9.64 Mag sec 10.94 delta mag (ΔM) 1.3 Spectral class F8+K0IV (yellow-white/yellow-orange)
Pri motion ra -071 Sec motion ra -071
Pri motion dec +013 Sec motion dec +013
Notes T (Parallax indicates physical)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Canes Venatici HIP 63212 Tycho2 3023-02161-1 Gaia DR2 1527702244937849856
BD BD+43 2284 Distance 175.44 Distance ly 572.29
 
 
WDS 12571+4223 STF 1697 : 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
12571+4223 STF1697 2003 7 218 28.3 9.64 10.94 F8 D 125708.20+422328.2
12571+4223 STF1697 2010 9 217 28.2 9.64 10.94 F8 125708.20+422328.2
12571+4223 STF1697 2015 10 217 28.2 9.64 10.94 F8 W 125708.20+422328.2
12571+4223 STF1697 2016 16 217 28.2 9.64 10.94 F8+K0IV T 125708.20+422328.2
12571+4223 STF1697 2017 17 217 28.3 9.64 10.94 F8+K0IV T 125708.20+422328.2

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

 
 
WDS 12571+4223 STF 1697 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12571+4223 STF 1697 : MEASURES
 
 
No records found.

 
 
WDS 12571+4223 : VIRTUAL EYEPIECE
 
 

12571+4223 STF1697A mag 9.64 Sp F8 12571+4223 STF1697B sep 25.8 P.A. 209.40 mag 10.94 Sp K0IV 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 12571+4223 : ALADIN DSS IMAGE @ 12h 57m 08.20s +42° 23' 28.2"
 
 
 
 
WDS 12571+4223 STF 1697 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12571+4223 STF1697 distance=0' 12550+4236 COU1580Ba,Bb distance=27' 12550+4236 ES 2644AB distance=27' 12584+4156 DAM 712AB distance=32' 12584+4156 SKF2657AC distance=32' 12593+4245 HJ 1223AB distance=32' 12593+4245 SIN 77AC distance=32' 12593+4245 SIN 77AD distance=32' 12582+4153 LDS5766 distance=33' 12563+4300 A 2000 distance=38' 12544+4248 HJ 2622AB distance=40' 12544+4248 SIN 76AC distance=40' 12544+4251 TDS8577 distance=41' 12546+4253 HJ 2623 distance=41' 13008+4213 SKF 276AB distance=42' 13008+4213 DEA 49AC distance=42' 12533+4246 COU1579 distance=49' 12532+4255 CVR 670 distance=54' 13020+4241 JNN 84 distance=57' 13023+4219 ES 606 distance=58' 12566+4333 BU 925 distance=70' 13024+4308 KPP 856 distance=74' 13035+4250 CBL 405 distance=75' 12543+4108 HJL1075 distance=82' 12548+4105 KPP1796 distance=83' 12491+4213 ES 2643 distance=90' 13031+4327 UC 180 distance=92' 13012+4057 LEP 136 distance=98' 13034+4334 SLW 817 distance=99' 12548+4049 JNN 81 distance=99' 13062+4236 TDS8688Aa,Ab distance=102' 13062+4236 ES 607AB distance=102' 13055+4141 ES 125 distance=102' 12540+4406 LDS4292 distance=110' 12584+4033 HDS1819 distance=111' 13071+4200 TDS8696 distance=113' 12568+4029 SKF2656 distance=115' 13038+4056 HJ 1226 distance=117' 13073+4142 LDS4318 distance=121' 12594+4429 KPP 282 distance=129' 12468+4125 HJ 2620 distance=130' 13039+4038 TDS8672 distance=131' 12586+4013 RDN 2 distance=132' 13090+4206 TDS8705 distance=133' 13062+4055 HJ 2639AB distance=135' 13062+4055 HJ 2639AC distance=135' 13062+4055 HJ 2639BC distance=136' 12450+4248 CBL 395 distance=137' 12542+4008 UC 2425 distance=141' 12505+4021 LDS4281 distance=143' 12520+4011 ES 1404 distance=144' 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 12571+4223 STF1697 217 28.3
Show 12550+4236 COU1580 Ba,Bb 109 0.4 27
Show 12550+4236 ES 2644 AB 75 39.7 27
Show 12584+4156 DAM 712 AB 35 4.9 32
Show 12584+4156 SKF2657 AC 136 23.9 32
Show 12593+4245 HJ 1223 AB 189 18.3 32
Show 12593+4245 SIN 77 AC 277 90.8 32
Show 12593+4245 SIN 77 AD 248 115.7 32
Show 12582+4153 LDS5766 152 29.1 33
Show 12563+4300 A 2000 47 1.0 38
Show 12544+4248 HJ 2622 AB 325 29.9 40
Show 12544+4248 SIN 76 AC 329 93.5 40
Show 12544+4251 TDS8577 9 0.9 41
Show 12546+4253 HJ 2623 146 23.6 41
Show 13008+4213 SKF 276 AB 43 3.2 42
Show 13008+4213 DEA 49 AC 24 134.1 42
Show 12533+4246 COU1579 141 0.3 49
Show 12532+4255 CVR 670 338 22.3 54
Show 13020+4241 JNN 84 248 2.9 57
Show 13023+4219 ES 606 286 9.4 58
Show 12566+4333 BU 925 209 6.5 70
Show 13024+4308 KPP 856 194 7.1 74
Show 13035+4250 CBL 405 170 43.1 75
Show 12543+4108 HJL1075 106 119.5 82
Show 12548+4105 KPP1796 238 13.9 83
Show 12491+4213 ES 2643 45 45.1 90
Show 13031+4327 UC 180 186 65.3 92
Show 13012+4057 LEP 136 215 4.8 98
Show 13034+4334 SLW 817 47 8.6 99
Show 12548+4049 JNN 81 33 0.6 99
Show 13062+4236 TDS8688 Aa,Ab 56 0.4 102
Show 13062+4236 ES 607 AB 224 6.1 102
Show 13055+4141 ES 125 119 2.4 102
Show 12540+4406 LDS4292 67 3.3 110
Show 12584+4033 HDS1819 195 0.2 111
Show 13071+4200 TDS8696 324 0.6 113
Show 12568+4029 SKF2656 113 16.7 115
Show 13038+4056 HJ 1226 191 12.1 117
Show 13073+4142 LDS4318 263 3.9 121
Show 12594+4429 KPP 282 271 3.7 129
Show 12468+4125 HJ 2620 293 14.4 130
Show 13039+4038 TDS8672 154 0.4 131
Show 12586+4013 RDN 2 33 63.4 132
Show 13090+4206 TDS8705 262 1.3 133
Show 13062+4055 HJ 2639 AB 158 36.0 135
Show 13062+4055 HJ 2639 AC 137 52.3 135
Show 13062+4055 HJ 2639 BC 102 22.9 136
Show 12450+4248 CBL 395 70 22.6 137
Show 12542+4008 UC 2425 328 93.6 141
Show 12505+4021 LDS4281 112 101.5 143
Show 12520+4011 ES 1404 30 2.9 144

 
 
WDS 12571+4223 : COMPONENTS
 
 
  A
B pa=209.4°
sep=25.80"
 
 
12571+4223 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 125708.20+422328.2 Mag 9.64 Spectral class F8 (yellow-white)
PmRA -71.00 PmDE 13.0 HIP 63212 Tycho2 3023-02161-1
BD BD+43 2284
Tycho2
Tycho2 3023-02161-1 Pflag RAmdeg 194.28416594 DEmdeg 42.39117911
PmRA -71.9 PmDE 13.4 E RAmdeg 13 E DEmdeg 13
E pmRA 1.1 E pmDE 1.2 EpRAm 1988.23 EpDEm 1989.06
Num 10 Q RAmdeg 1.2 Q DEmdeg 0.9 Q pmRA 1.1
Q pmDE 0.9 BTmag 10.222 E BTmag 0.027 VTmag 9.639
E VTmag 0.023 Prox 282 TYC T HIP 63212
CCDM RAdeg 194.28439639 DEdeg 42.39114583 EpRA 1990 1.55
EpDE 1990 1.64 E RAdeg 14.8 E DEdeg 13.8 Posflg
Corr 0.1
Hipparcos
Catalog H HIP 63212 Proxy RAhms 12 57 08.26
DEdms +42 23 28.1 Vmag 9.56 VarFlag R Vmag H
RAdeg 194.284 DEdeg 42.3911 AstroRef Plx 5.29
CCDM 12571+4223 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD BD BD+43 2284
CD CP Dm number +43 2284 VIred 0.64
SpType F8 R SpType Coord arcsec 2000 125708.26+422328.1
Hipparcos 2
HIP 63212 Sn 5 So 0 Nc 1
RArad 3.390902525 DErad 0.7398650489 Plx 5.7 PmRA -72.39
PmDE 12.16 E RArad 0.79 E DErad 0.81 E Plx 1.2
E pmRA 0.9 E pmDE 0.97 Hpmag 9.679 E Hpmag 0.0029
SHp 0.024 VA 0 BV 0.569 E BV 0.03
VI 0.64
CCDM
Ccdm 12571+4223 RComp Comp A Note1
Note2 Discov num DRAs 2.27 DDEs 28.1
R dRAs 65 Year Theta Rho
Obs 2 Vmag 9.6 Sp F8 PmNote *
PmRA -58 PmDE 17 Dm number +43 2284 Cat1 BD
Name2 +42 1185 Cat2 AGK2/3 HD M HD
ADS BDS B 6314 M ADS BDS N IDS IDS 12514N4252A
HIC 63212
 
 
12571+4223 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 125707.06+422305.7 Mag 10.94 Spectral class K0IV (yellow-orange)
PmRA -71.00 PmDE 13.0 Tycho2 3023-01767-1 Calc delta mag 1.3
Calc coord yes
Tycho2
Tycho2 3023-01767-1 Pflag RAmdeg 194.27775240 DEmdeg 42.38493919
PmRA -72.8 PmDE 12.9 E RAmdeg 44 E DEmdeg 41
E pmRA 1.8 E pmDE 1.7 EpRAm 1984.79 EpDEm 1985.20
Num 3 Q RAmdeg 2.0 Q DEmdeg 1.2 Q pmRA 2.0
Q pmDE 1.2 BTmag 11.875 E BTmag 0.085 VTmag 10.937
E VTmag 0.061 Prox 282 TYC T HIP
CCDM RAdeg 194.27798444 DEdeg 42.38490917 EpRA 1990 1.53
EpDE 1990 1.63 E RAdeg 45.7 E DEdeg 41.5 Posflg
Corr 0.1
CCDM
Ccdm 12571+4223 RComp Comp B Note1
Note2 Discov num STF1697 DRAs 0.74 DDEs 5.8
R dRAs 65 Year 1905 Theta 218 Rho 28.3
Obs 2 Vmag 10.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS B 6314 M ADS BDS N N IDS IDS 12514N4252B
HIC