stampa
Login

Create your own observing lists in a few clicks and save them.
Register here


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
12257+4444
STF 1642
HD 108224


Nearby doubles
20' : 12239+4441
ES 1155

26' : 12281+4448
STF1645AB

43' : 12276+4521
RAO 279

44' : 12224+4419
SKF2646

52' : 12253+4536
SKF2647

60' : 12228+4353
UC 2327

68' : 12195+4456
COU1753

68' : 12261+4553
LDS4207

69' : 12210+4531
OPI 18AB

88' : 12176+4501
SKF2645

92' : 12200+4337
HDS1736

98' : 12344+4517
SKF2649

99' : 12167+4424
HDS1729

100' : 12244+4305
STT 250

101' : 12173+4402
CVR1422

101' : 12164+4444
A 1781

102' : 12242+4304
STF1638

103' : 12218+4617
SLW 711

107' : 12252+4300
LDS4206

112' : 12317+4313
SKF2648

115' : 12171+4338
CVR 648

117' : 12359+4403
CLZ 57

121' : 12370+4436
LDS4237

123' : 12290+4247
UC 173

126' : 12322+4300
COU1577

131' : 12380+4444
HJ 1219



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.

12257+4444 STF 1642 (HD 108224)

 
 
12h 25m 45.00s +44° 44' 04.4" P.A. 180.00 sep 2.5 mag 8.80,9.40 Sp F5 dist. 244.5 pc (797.56 l.y.)
 
 
Coord 2000 12257+4444 Discov num STF1642 Comp Coord arcsec 2000 12 25 45.00 +44 44 04.4
Date first 1830 Date last 2019 Obs 48
Pa first 180 Pa last 179.6 P.A. Now (θ) 179.6°
Sep first 1.5 Sep last 2.46 Sep. Now (ρ) 2.46"
Mag pri 8.80 Mag sec 9.40 delta mag (ΔM) 0.6 Spectral class F5 (yellow-white)
Pri motion ra -072 Sec motion ra -072
Pri motion dec -004 Sec motion dec -004
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 108224 Constellation Canes Venatici SAO 44170 HIP 60643
Tycho2 3020-02183-1 Gaia DR2 1535708751171903616 HD 108224 GC 16945
BD BD+45 2033 Distance 244.5 Distance ly 797.56
 
 
WDS 12257+4444 STF 1642 (HD 108224) : 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
12257+4444 STF1642 2006 41 179 2.5 8.80 9.40 F5 122545.00+444404.4
12257+4444 STF1642 2007 42 180 2.4 8.80 9.40 F5 122545.00+444404.4
12257+4444 STF1642 2010 44 179 2.5 8.80 9.40 F5 122545.00+444404.4
12257+4444 STF1642 2012 42 179 2.5 8.80 9.40 F5 122545.00+444404.4
12257+4444 STF1642 2017 44 180 2.5 8.80 9.40 F5 122545.00+444404.4
12257+4444 STF1642 2019 47 180 2.5 8.80 9.40 F5 122545.00+444404.4

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

 
 
WDS 12257+4444 STF 1642 (HD 108224) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12257+4444 STF 1642 (HD 108224) : MEASURES
 
 
No records found.

 
 
WDS 12257+4444 (HD 108224) : VIRTUAL EYEPIECE
 
 

12257+4444 STF1642A mag 8.8 Sp F5 12257+4444 STF1642B sep 2.5 P.A. 179.70 mag 9.4 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 12257+4444 (HD 108224) : ALADIN DSS IMAGE @ 12h 25m 45.00s +44° 44' 04.4"
 
 
 
 
WDS 12257+4444 STF 1642 (HD 108224) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12257+4444 STF1642 distance=0' 12239+4441 ES 1155 distance=20' 12281+4448 STF1645AB distance=26' 12276+4521 RAO 279 distance=43' 12224+4419 SKF2646 distance=44' 12253+4536 SKF2647 distance=52' 12228+4353 UC 2327 distance=60' 12195+4456 COU1753 distance=68' 12261+4553 LDS4207 distance=68' 12210+4531 HDS1740Aa,Ab distance=69' 12210+4531 OPI 18AB distance=69' 12176+4501 SKF2645 distance=88' 12200+4337 HDS1736 distance=92' 12344+4517 SKF2649 distance=98' 12167+4424 HDS1729 distance=99' 12244+4305 STT 250 distance=100' 12173+4402 CVR1422 distance=101' 12164+4444 A 1781 distance=101' 12242+4304 STF1638 distance=102' 12218+4617 SLW 711 distance=103' 12252+4300 LDS4206 distance=107' 12317+4313 SKF2648 distance=112' 12171+4338 CVR 648 distance=115' 12359+4403 CLZ 57 distance=117' 12370+4436 LDS4237 distance=121' 12290+4247 UC 173 distance=123' 12322+4300 COU1577 distance=126' 12380+4444 HJ 1219 distance=131' 12252+4655 YSC 98 distance=132' 12190+4646 SLW 706 distance=141' 12295+4703 BEM9001 distance=144' 12397+4444 COU1578 distance=149' 12249+4214 RAO 278 distance=151' 12148+4307 UC 2302 distance=153' 12400+4421 LDS4242 distance=155' 12130+4610 FAR 63 distance=160' 12121+4340 DVG 37 distance=161' 12403+4537 ES 727 distance=163' 12175+4706 SHN 153 distance=167' 12170+4226 KPP2013 distance=168' 12114+4334 LDS4186AB distance=170' 12114+4334 LDS4186AC distance=170' 12123+4618 HJ 2602 distance=170' 12412+4359 A 1850 distance=173' 12138+4643 A 1849 distance=173' 12354+4707 BVD 222 distance=175' 12304+4734 SLN 70 distance=177' 12391+4634 CVR 660 distance=179' 12366+4706 UC 2370 distance=183' 12418+4343 KPP3258 distance=183' 12290+4144 BWL 31AB distance=184' 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 12257+4444 STF1642 180 2.5
Show 12239+4441 ES 1155 202 3.6 20
Show 12281+4448 STF1645 AB 156 9.8 26
Show 12276+4521 RAO 279 64 1.5 43
Show 12224+4419 SKF2646 180 7.6 44
Show 12253+4536 SKF2647 65 111.9 52
Show 12228+4353 UC 2327 12.4 60
Show 12195+4456 COU1753 119 0.7 68
Show 12261+4553 LDS4207 309 14.5 68
Show 12210+4531 HDS1740 Aa,Ab 109 0.5 69
Show 12210+4531 OPI 18 AB 257 3.9 69
Show 12176+4501 SKF2645 232 8.4 88
Show 12200+4337 HDS1736 25 0.2 92
Show 12344+4517 SKF2649 26 14.7 98
Show 12167+4424 HDS1729 237 0.3 99
Show 12244+4305 STT 250 353 0.3 100
Show 12173+4402 CVR1422 236 4.0 101
Show 12164+4444 A 1781 302 2.7 101
Show 12242+4304 STF1638 282 8.3 102
Show 12218+4617 SLW 711 83 33.8 103
Show 12252+4300 LDS4206 257 133.9 107
Show 12317+4313 SKF2648 142 50.0 112
Show 12171+4338 CVR 648 188 11.0 115
Show 12359+4403 CLZ 57 299 36.9 117
Show 12370+4436 LDS4237 303 197.3 121
Show 12290+4247 UC 173 258 30.2 123
Show 12322+4300 COU1577 28 0.6 126
Show 12380+4444 HJ 1219 260 10.2 131
Show 12252+4655 YSC 98 192 0.1 132
Show 12190+4646 SLW 706 171 140.0 141
Show 12295+4703 BEM9001 134 22.2 144
Show 12397+4444 COU1578 66 1.4 149
Show 12249+4214 RAO 278 188 1.8 151
Show 12148+4307 UC 2302 210 65.6 153
Show 12400+4421 LDS4242 260 79.5 155
Show 12130+4610 FAR 63 83 1.1 160
Show 12121+4340 DVG 37 72 38.0 161
Show 12403+4537 ES 727 7 6.2 163
Show 12175+4706 SHN 153 -1 0.1 167
Show 12170+4226 KPP2013 162 16.0 168
Show 12114+4334 LDS4186 AB 256 124.9 170
Show 12114+4334 LDS4186 AC 229 10.3 170
Show 12123+4618 HJ 2602 227 20.5 170
Show 12412+4359 A 1850 50 2.9 173
Show 12138+4643 A 1849 6 0.1 173
Show 12354+4707 BVD 222 84 23.2 175
Show 12304+4734 SLN 70 356 4.2 177
Show 12391+4634 CVR 660 190 25.6 179
Show 12366+4706 UC 2370 121 6.1 183
Show 12418+4343 KPP3258 64 4.8 183
Show 12290+4144 BWL 31 AB 256 0.1 184

 
 
WDS 12257+4444 : COMPONENTS
 
 
  A
B pa=179.7°
sep=2.46"
 
 
12257+4444 A
 
 
Componente originario normalizzato AB Name HD 108224 Coord arcsec 2000 122545.00+444404.4 Mag 8.8
Spectral class F5 (yellow-white) PmRA -72.00 PmDE -4.0 SAO 44170
HIP 60643 Tycho2 3020-02183-1 HD 108224 GC 16945
BD BD+45 2033
Tycho2
Tycho2 3020-02183-1 Pflag P RAmdeg 186.43751077 DEmdeg 44.73455533
PmRA -71.5 PmDE -4.0 E RAmdeg 8 E DEmdeg 9
E pmRA 1.5 E pmDE 1.4 EpRAm 1991.35 EpDEm 1991.26
Num 4 Q RAmdeg 0.4 Q DEmdeg 1.6 Q pmRA 0.3
Q pmDE 1.5 BTmag 9.287 E BTmag 0.019 VTmag 8.796
E VTmag 0.015 Prox 25 TYC T HIP 60643
CCDM A RAdeg 186.43774000 DEdeg 44.73475917 EpRA 1990 1.65
EpDE 1990 1.71 E RAdeg 8.2 E DEdeg 8.9 Posflg D
Corr 0.0
SAO
SAO 44170 DelFlag RA1950 PmRA1950 -0.0052
DE1950 PmDE1950 -0.014 Vmag 8 SpType F5
Double code Source 70 CatNum 16945 DM BD+45 2033
DMcomp BDsup HD 108224 M HD 0
GC 16945 RA1950rad 3.24331263 DE1950rad 0.78559451 PmRA2000 -0.0049
PmDE2000 -0.01
Hipparcos
Catalog H HIP 60643 Proxy H RAhms 12 25 45.06
DEdms +44 44 05.1 Vmag 8.27 VarFlag R Vmag H
RAdeg 186.438 DEdeg 44.7348 AstroRef A Plx 4.71
CCDM 12257+4444 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 179 Rho 2.511 HD 108224 BD BD+45 2033
CD CP Dm number +45 2033 VIred 0.54
SpType F5 R SpType Coord arcsec 2000 122545.06+444405.1
Hipparcos 2
HIP 60643 Sn 15 So 3 Nc 2
RArad 3.2539526612 DErad 0.780768882 Plx 4.09 PmRA -69.36
PmDE -4.71 E RArad 1 E DErad 0.74 E Plx 1.17
E pmRA 1.09 E pmDE 0.67 Hpmag 8.3811 E Hpmag 0.0017
SHp 0.017 VA 0 BV 0.483 E BV 0.018
VI 0.55
CCDM
Ccdm 12257+4444 RComp Comp A Note1
Note2 Discov num DRAs 2.97 DDEs 3.5
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.4 Sp F5 PmNote *
PmRA -81 PmDE -21 Dm number +45 2033 Cat1 BD
Name2 +45 998 Cat2 AGK2/3 HD 108224 M HD
ADS BDS A 8546 M ADS BDS N IDS IDS 12209N4517A
HIC 60643
 
 
12257+4444 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 122545.00+444401.9 Mag 9.4 PmRA -72.00
PmDE -4.0 Tycho2 3020-02183-2 Calc delta mag 0.6 Calc coord yes
Tycho2
Tycho2 3020-02183-2 Pflag P RAmdeg 186.43751077 DEmdeg 44.73455533
PmRA -71.5 PmDE -4.0 E RAmdeg 8 E DEmdeg 9
E pmRA 1.5 E pmDE 1.4 EpRAm 1991.35 EpDEm 1991.26
Num 4 Q RAmdeg 0.4 Q DEmdeg 1.6 Q pmRA 0.3
Q pmDE 1.5 BTmag 9.910 E BTmag 0.027 VTmag 9.405
E VTmag 0.021 Prox 25 TYC T HIP 60643
CCDM B RAdeg 186.43775556 DEdeg 44.73407194 EpRA 1990 1.62
EpDE 1990 1.71 E RAdeg 13.6 E DEdeg 14.4 Posflg D
Corr 0.0
CCDM
Ccdm 12257+4444 RComp Comp B Note1
Note2 Discov num STF1642 DRAs DDEs
R dRAs Year 1832 Theta 180 Rho 2.6
Obs 19 Vmag 9.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 8546 M ADS BDS N IDS IDS 12209N4517B
HIC 60643