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Doubles in session


Current system
12242+4304
STF 1638


Nearby doubles
3' : 12244+4305
STT 250

13' : 12252+4300
LDS4206

51' : 12249+4214
RAO 278

53' : 12228+4353
UC 2327

56' : 12290+4247
UC 173

57' : 12200+4337
HDS1736

78' : 12224+4419
SKF2646

83' : 12317+4313
SKF2648

86' : 12171+4338
CVR 648

88' : 12322+4300
COU1577

89' : 12170+4226
KPP2013

96' : 12173+4402
CVR1422

97' : 12290+4144
BWL 31AB

98' : 12239+4441
ES 1155

102' : 12257+4444
STF1642

103' : 12148+4307
UC 2302

108' : 12247+4116
SKF2705

113' : 12281+4448
STF1645AB

113' : 12165+4149
HJ 1215

114' : 12162+4154
ES 124

115' : 12167+4424
HDS1729

121' : 12209+4109
CVR 652

124' : 12195+4456
COU1753

128' : 12299+4113
KPP3873

128' : 12292+4108
SLW 729

132' : 12174+4116
HJ 2606



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.

12242+4304 STF 1638

 
 
12h 24m 13.24s +43° 03' 37.1" P.A. 282.00 sep 8.3 mag 10.29,10.70 Sp F5
 
 
Coord 2000 12242+4304 Discov num STF1638 Comp Coord arcsec 2000 12 24 13.24 +43 03 37.1
Date first 1895 Date last 2017 Obs 18
Pa first 282 Pa last 282 P.A. Now (θ) 282°
Sep first 8.2 Sep last 8.293 Sep. Now (ρ) 8.293"
Mag pri 10.29 Mag sec 10.70 delta mag (ΔM) 0.41 Spectral class F5 (yellow-white)
Pri motion ra +004 Sec motion ra -001
Pri motion dec +001 Sec motion dec +002
Notes
rPM=1.237
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Canes Venatici Tycho2 3020-00272-1 Gaia DR2 1535156074779715200
 
 
WDS 12242+4304 STF 1638 : 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
12242+4304 STF1638 2002 8 282 8.2 10.29 10.70 F5 D 122413.24+430337.1
12242+4304 STF1638 2010 10 283 7.9 10.29 10.70 F5 122413.24+430337.1
12242+4304 STF1638 2017 11 282 8.3 10.29 10.70 F5 122413.24+430337.1

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

 
 
WDS 12242+4304 STF 1638 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12242+4304 STF 1638 : MEASURES
 
 
No records found.

 
 
WDS 12242+4304 : VIRTUAL EYEPIECE
 
 

12242+4304 STF1638A mag 10.29 Sp F5 12242+4304 STF1638B sep 6.2 P.A. 286.20 mag 10.7 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 12242+4304 : ALADIN DSS IMAGE @ 12h 24m 13.24s +43° 03' 37.1"
 
 
 
 
WDS 12242+4304 STF 1638 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12242+4304 STF1638 distance=1' 12244+4305 STT 250 distance=3' 12252+4300 LDS4206 distance=13' 12249+4214 RAO 278 distance=51' 12228+4353 UC 2327 distance=53' 12290+4247 UC 173 distance=56' 12200+4337 HDS1736 distance=57' 12224+4419 SKF2646 distance=78' 12317+4313 SKF2648 distance=83' 12171+4338 CVR 648 distance=86' 12322+4300 COU1577 distance=88' 12170+4226 KPP2013 distance=89' 12173+4402 CVR1422 distance=96' 12290+4144 BWL 31AB distance=97' 12290+4144 BWL 31AC distance=97' 12290+4144 BWL 31AD distance=97' 12290+4144 BWL 31AE distance=97' 12290+4144 BWL 31AF distance=97' 12239+4441 ES 1155 distance=98' 12257+4444 STF1642 distance=102' 12148+4307 UC 2302 distance=103' 12247+4116 SKF2705 distance=108' 12281+4448 STF1645AB distance=113' 12165+4149 HJ 1215 distance=113' 12162+4154 ES 124 distance=114' 12167+4424 HDS1729 distance=115' 12209+4109 CVR 652 distance=121' 12195+4456 COU1753 distance=124' 12299+4113 KPP3873 distance=128' 12292+4108 SLW 729 distance=128' 12174+4116 HJ 2606 distance=132' 12164+4444 A 1781 distance=132' 12310+4116 UC 2353 distance=132' 12176+4501 SKF2645 distance=138' 12121+4340 DVG 37 distance=138' 12140+4146 LDS4195 distance=138' 12195+4056 SKF2703 distance=138' 12359+4403 CLZ 57 distance=141' 12276+4521 RAO 279 distance=143' 12114+4334 LDS4186AB distance=143' 12114+4334 LDS4186AC distance=143' 12337+4121 BNU 4Aa,Ab (Chara) distance=148' 12337+4121 BU 1433AB (Chara) distance=148' 12322+4103 UC 177 distance=151' 12210+4531 HDS1740Aa,Ab distance=152' 12210+4531 OPI 18AB distance=152' 12163+4057 FMR 103BC distance=152' 12253+4536 SKF2647 distance=153' 12163+4057 LDS4198AB distance=155' 12097+4327 UC 168 distance=160' 12382+4212 SKF2652 distance=163' 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 12242+4304 STF1638 282 8.3 1
Show 12244+4305 STT 250 353 0.3 3
Show 12252+4300 LDS4206 257 133.9 13
Show 12249+4214 RAO 278 188 1.8 51
Show 12228+4353 UC 2327 12.4 53
Show 12290+4247 UC 173 258 30.2 56
Show 12200+4337 HDS1736 25 0.2 57
Show 12224+4419 SKF2646 180 7.6 78
Show 12317+4313 SKF2648 142 50.0 83
Show 12171+4338 CVR 648 188 11.0 86
Show 12322+4300 COU1577 28 0.6 88
Show 12170+4226 KPP2013 162 16.0 89
Show 12173+4402 CVR1422 236 4.0 96
Show 12290+4144 BWL 31 AB 256 0.1 97
Show 12290+4144 BWL 31 AC 105 9.8 97
Show 12290+4144 BWL 31 AD 46 1.8 97
Show 12290+4144 BWL 31 AE 8 9.5 97
Show 12290+4144 BWL 31 AF 253 11.2 97
Show 12239+4441 ES 1155 202 3.6 98
Show 12257+4444 STF1642 180 2.5 102
Show 12148+4307 UC 2302 210 65.6 103
Show 12247+4116 SKF2705 234 11.2 108
Show 12281+4448 STF1645 AB 156 9.8 113
Show 12165+4149 HJ 1215 13 25.6 113
Show 12162+4154 ES 124 118 7.7 114
Show 12167+4424 HDS1729 237 0.3 115
Show 12209+4109 CVR 652 49 22.6 121
Show 12195+4456 COU1753 119 0.7 124
Show 12299+4113 KPP3873 41 1.4 128
Show 12292+4108 SLW 729 99 16.4 128
Show 12174+4116 HJ 2606 161 13.3 132
Show 12164+4444 A 1781 302 2.7 132
Show 12310+4116 UC 2353 170 19.4 132
Show 12176+4501 SKF2645 232 8.4 138
Show 12121+4340 DVG 37 72 38.0 138
Show 12140+4146 LDS4195 27 9.4 138
Show 12195+4056 SKF2703 166 47.1 138
Show 12359+4403 CLZ 57 299 36.9 141
Show 12276+4521 RAO 279 64 1.5 143
Show 12114+4334 LDS4186 AB 256 124.9 143
Show 12114+4334 LDS4186 AC 229 10.3 143
Show Chara 12337+4121 BNU 4 Aa,Ab 43 0.1 148
Show Chara 12337+4121 BU 1433 AB 199 265.7 148
Show 12322+4103 UC 177 147 112.3 151
Show 12210+4531 HDS1740 Aa,Ab 109 0.5 152
Show 12210+4531 OPI 18 AB 257 3.9 152
Show 12163+4057 FMR 103 BC 166 29.4 152
Show 12253+4536 SKF2647 65 111.9 153
Show 12163+4057 LDS4198 AB 76 244.8 155
Show 12097+4327 UC 168 347 59.2 160
Show 12382+4212 SKF2652 126 125.8 163

 
 
WDS 12242+4304 : COMPONENTS
 
 
  A
B pa=286.2°
sep=6.17"
 
 
12242+4304 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 122413.24+430337.1 Mag 10.29 Spectral class F5 (yellow-white)
PmRA 4.00 PmDE 1.0 Tycho2 3020-00272-1
Tycho2
Tycho2 3020-00272-1 Pflag RAmdeg 186.05517928 DEmdeg 43.06031199
PmRA 4.5 PmDE 1.7 E RAmdeg 21 E DEmdeg 22
E pmRA 1.2 E pmDE 1.2 EpRAm 1988.23 EpDEm 1987.99
Num 4 Q RAmdeg 0.7 Q DEmdeg 0.1 Q pmRA 0.7
Q pmDE 0.1 BTmag 10.674 E BTmag 0.036 VTmag 10.289
E VTmag 0.034 Prox 999 TYC T HIP
CCDM RAdeg 186.05516500 DEdeg 43.06030806 EpRA 1990 1.56
EpDE 1990 1.68 E RAdeg 21.1 E DEdeg 21.6 Posflg
Corr 0.1
CCDM
Ccdm 12242+4304 RComp Comp A Note1
Note2 Discov num DRAs 1.31 DDEs -21.8
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.8 Sp PmNote *
PmRA 22 PmDE 22 Dm number +43 2219 Cat1 BD
Name2 +43 1088 Cat2 AGK2/3 HD M HD
ADS BDS A 8537 M ADS BDS N IDS IDS 12193N4337A
HIC
 
 
12242+4304 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 122412.70+430338.8 Mag 10.7 PmRA -1.00
PmDE 2.0 Calc delta mag 0.41 Calc coord yes
CCDM
Ccdm 12242+4304 RComp Comp B Note1
Note2 Discov num STF1638 DRAs DDEs
R dRAs Year 1905 Theta 283 Rho 8.2
Obs 3 Vmag 10.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 8537 M ADS BDS N N IDS IDS 12193N4337B
HIC