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Doubles in session


Current system
12108+3953
STF 1606
HD 105824


Nearby doubles
24' : 12125+3940
HDS1727

29' : 12131+3945
SKF2588

34' : 12136+3944
SKF1737

41' : 12098+3915
SHN 149

56' : 12154+4008
A 1999AB

56' : 12069+3921
SLW 684

57' : 12110+3857
SKF2586

57' : 12074+3913
BAR 40

62' : 12136+3902
LDS4194

62' : 12054+3951
SLW 681

63' : 12151+3915
LDS4196

66' : 12120+3850
LDS4188

69' : 12048+3958
LDS4176

69' : 12119+3846
STF1610

71' : 12167+3936
STF1624AB

77' : 12161+4040
STF1622

78' : 12095+3838
MET 8

84' : 12061+3850
STF1601

88' : 12112+4121
ES 1248

89' : 12163+4057
LDS4198AB

90' : 12052+3851
ES 307

97' : 12091+4128
SKF2700

98' : 12027+3928
CVR1403

98' : 12035+3905
RAO 269

99' : 12082+3819
SKF2583

100' : 12081+3820
ALI 855



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.

12108+3953 STF 1606 (HD 105824)

 
 
12h 10m 47.34s +39° 53' 29.5" P.A. 143.00 sep 0.7 mag 7.44,7.93 Sp A8III dist. 120.19 pc (392.06 l.y.)
 
 
Coord 2000 12108+3953 Discov num STF1606 Comp Coord arcsec 2000 12 10 47.34 +39 53 29.5
Date first 1830 Date last 2019 Obs 270
Pa first 349 Pa last 142.5 P.A. Now (θ) 142.5°
Sep first 0.8 Sep last 0.65 Sep. Now (ρ) 0.65"
Mag pri 7.44 Mag sec 7.93 delta mag (ΔM) 0.49 Spectral class A8III (white)
Pri motion ra -029 Sec motion ra
Pri motion dec -025 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 105824 Constellation Canes Venatici SAO 44064 HIP 59366
Tycho2 3017-00781-1 Gaia DR2 1535854814419613824 HD 105824 GC 16631
ADS 8446 BD BD+40 2508 Distance 120.19 Distance ly 392.06
 
 
ORBITAL ELEMENTS
 
 
Period (P)1431y± 78 Periastron (T)1988.32y± 0.98 Semi-major axis (a)2.002a± 0.096
Eccentricity (e)0.7796± 0.0043 Inclination (i)129.5°± 1.8 Longitude of periastron (ω)256.7°± 3
Node (Ω)122.2°± 1.5 Notesn ReferenceMsn1999a
Equinox2000 Last observation Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 179.2 0.337
2001 175.8 0.349
2002 172.6 0.361
2003 169.6 0.374
2004 166.9 0.388
2005 164.3 0.402
2006 161.9 0.416
2007 159.6 0.430
2008 157.5 0.445
2009 155.6 0.460
2010 153.7 0.474
2011 152.0 0.489
2012 150.4 0.504
2013 148.8 0.519
2014 147.4 0.534
2015 146.0 0.549
2016 144.7 0.563
2017 143.5 0.578
2018 142.3 0.593
2019 141.2 0.607
2020 140.1 0.621
2021 139.1 0.635
2022 138.1 0.649
2023 137.2 0.663
2024 136.3 0.677
2025 135.5 0.691
2026 134.6 0.704
2027 133.8 0.718
2028 133.1 0.731
2029 132.3 0.744
2030 131.6 0.757


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.


 
  


wds12108%2B3953a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
SUSPECTED ORBITAL ELEMENTS
 
 
Identifier12108+3953 STF1606 A
coord_arcsec_2000121047.34+395329.5
Period (P)75y Periastron (T)1880.276y Semi-major axis (a)0.078a
Eccentricity (e)0.37299 Inclination (i)83.137° Longitude of periastron (ω)191.57°
Node (Ω)138.419° Notesn ReferencevdW1974
Equinox1900 Last observation1973 Grade9(1=Definitive, 9=Indet.)
label theta rho
2000 142.2 0.091
2001 142.6 0.088
2002 143.0 0.085
2003 143.5 0.082
2004 144.0 0.078
2005 144.6 0.074
2006 145.2 0.070
2007 145.9 0.065
2008 146.7 0.060
2009 147.7 0.056
2010 148.8 0.050
2011 150.3 0.045
2012 152.1 0.039
2013 154.5 0.034
2014 157.9 0.028
2015 163.1 0.022
2016 171.9 0.017
2017 188.9 0.012
2018 222.5 0.009
2019 262.2 0.010
2020 285.0 0.014
2021 296.3 0.020
2022 302.7 0.025
2023 306.9 0.031
2024 309.8 0.036
2025 312.0 0.040
2026 313.8 0.044
2027 315.3 0.047
2028 316.7 0.049
2029 318.1 0.049
2030 319.4 0.048


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.


 
  


wds12108%2B3953r.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 12108+3953 STF 1606 (HD 105824) : NOTES
 
 
discov_num notes refcode
STF1606 A: Preliminary orbit by van der Wiele (1974) calculated to fit vdW1974
perturbations seen to long-period orbit.
 
 
REFERENCES
 
 
refcode metd author reference
Msn1999a Su j Mason, B.D., Douglass, G.G., & Hartkopf, W.I. 1999AJ....117.1023M
Msn1999a +orb AJ 117, 1023, 1999
vdW1974 orb - van der Wiele, R. 1974BAORB...8..176V
vdW1974 Bull. R. Astron. Obs. Belgium 8, 176, 1974
 
 
DISCOVERER
 
 
idgroup discov author
1 STF Struve, F.G.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12108+3953 STF1606 2007 250 158 0.4 7.44 7.93 A8III NOD 121047.34+395329.5
12108+3953 STF1606 2008 256 159 0.4 7.44 7.93 A8III NOD 121047.34+395329.5
12108+3953 STF1606 2010 258 158 0.5 7.44 7.93 A8III NOD 121047.34+395329.5
12108+3953 STF1606 2012 258 151 0.5 7.44 7.93 A8III NOD 121047.34+395329.5
12108+3953 STF1606 2015 259 151 0.6 7.44 7.93 A8III NO 121047.34+395329.5
12108+3953 STF1606 2017 263 145 0.6 7.44 7.93 A8III NO 121047.34+395329.5
12108+3953 STF1606 2018 266 144 0.6 7.44 7.93 A8III NO 121047.34+395329.5
12108+3953 STF1606 2019 269 143 0.7 7.44 7.93 A8III NO 121047.34+395329.5

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

 
 
WDS 12108+3953 STF 1606 (HD 105824) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12108+3953 STF 1606 (HD 105824) : MEASURES
 
 
No records found.

 
 
WDS 12108+3953 (HD 105824) : VIRTUAL EYEPIECE
 
 

12108+3953 STF1606A mag 7.44 Sp A8III 12108+3953 STF1606B sep 0.6 P.A. 149.50 mag 7.93 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 12108+3953 (HD 105824) : ALADIN DSS IMAGE @ 12h 10m 47.34s +39° 53' 29.5"
 
 
 
 
WDS 12108+3953 STF 1606 (HD 105824) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12108+3953 STF1606 distance=0' 12125+3940 HDS1727 distance=24' 12131+3945 SKF2588 distance=29' 12136+3944 SKF1737 distance=34' 12098+3915 SHN 149 distance=41' 12154+4008 A 1999AB distance=56' 12069+3921 SLW 684 distance=56' 12110+3857 SKF2586 distance=57' 12074+3913 BAR 40 distance=57' 12136+3902 LDS4194 distance=62' 12054+3951 SLW 681 distance=62' 12151+3915 LDS4196 distance=63' 12120+3850 LDS4188 distance=66' 12048+3958 LDS4176 distance=69' 12119+3846 STF1610 distance=69' 12167+3936 STF1624AB distance=71' 12167+3936 WAL 62AC distance=71' 12161+4040 STF1622 distance=77' 12095+3838 MET 8 distance=78' 12061+3850 STF1601 distance=84' 12112+4121 ES 1248 distance=88' 12163+4057 LDS4198AB distance=89' 12052+3851 ES 307 distance=90' 12163+4057 FMR 103BC distance=93' 12091+4128 SKF2700 distance=97' 12027+3928 CVR1403 distance=98' 12035+3905 RAO 269 distance=98' 12082+3819 SKF2583 distance=99' 12081+3820 ALI 855 distance=100' 12049+3842 HJ 2595 distance=100' 12035+4054 SKF2642 distance=103' 12014+3934 LDS4167 distance=110' 12174+4116 HJ 2606 distance=113' 12019+4045 UC 2253 distance=114' 12066+3807 SLW 683 distance=118' 12062+4139 SKF2699 distance=118' 12195+4056 SKF2703 distance=118' 12140+4146 LDS4195 distance=118' 12142+3802 KPP2233 distance=119' 12051+4134 HDS1703 distance=120' 12035+4124 BU 1323AB distance=124' 12035+4124 STF1594AC distance=124' 12035+4124 STF1594AD distance=124' 12083+4153 CBL 592 distance=124' 12026+4117 HDS1692 distance=126' 11597+4006 TDS8155 distance=129' 12010+4058 SKF2641 distance=130' 12006+3954 HJ 2593 distance=132' 12165+4149 HJ 1215 distance=133' 12054+4154 CVR1405 distance=135' 12162+4154 ES 124 distance=136' 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 12108+3953 STF1606 143 0.7
Show 12125+3940 HDS1727 334 0.5 24
Show 12131+3945 SKF2588 218 10.0 29
Show 12136+3944 SKF1737 45 1.5 34
Show 12098+3915 SHN 149 -1 0.1 41
Show 12154+4008 A 1999 AB 143 0.1 56
Show 12069+3921 SLW 684 20 8.3 56
Show 12110+3857 SKF2586 165 89.0 57
Show 12074+3913 BAR 40 130 1.4 57
Show 12136+3902 LDS4194 250 15.0 62
Show 12054+3951 SLW 681 228 14.9 62
Show 12151+3915 LDS4196 49 32.5 63
Show 12120+3850 LDS4188 9 18.5 66
Show 12048+3958 LDS4176 198 233.3 69
Show 12119+3846 STF1610 331 29.6 69
Show 12167+3936 STF1624 AB 153 5.9 71
Show 12167+3936 WAL 62 AC 143 161.9 71
Show 12161+4040 STF1622 260 11.6 77
Show 12095+3838 MET 8 353 9.6 78
Show 12061+3850 STF1601 298 2.0 84
Show 12112+4121 ES 1248 76 1.9 88
Show 12163+4057 LDS4198 AB 76 244.8 89
Show 12052+3851 ES 307 354 4.5 90
Show 12163+4057 FMR 103 BC 166 29.4 93
Show 12091+4128 SKF2700 80 11.6 97
Show 12027+3928 CVR1403 226 3.1 98
Show 12035+3905 RAO 269 243 2.5 98
Show 12082+3819 SKF2583 185 6.2 99
Show 12081+3820 ALI 855 121 14.5 100
Show 12049+3842 HJ 2595 137 27.3 100
Show 12035+4054 SKF2642 205 53.2 103
Show 12014+3934 LDS4167 175 141.1 110
Show 12174+4116 HJ 2606 161 13.3 113
Show 12019+4045 UC 2253 276 31.2 114
Show 12066+3807 SLW 683 331 9.9 118
Show 12062+4139 SKF2699 357 17.3 118
Show 12195+4056 SKF2703 166 47.1 118
Show 12140+4146 LDS4195 27 9.4 118
Show 12142+3802 KPP2233 8 18.5 119
Show 12051+4134 HDS1703 325 0.4 120
Show 12035+4124 BU 1323 AB 322 2.1 124
Show 12035+4124 STF1594 AC 142 11.0 124
Show 12035+4124 STF1594 AD 71 27.2 124
Show 12083+4153 CBL 592 66 12.0 124
Show 12026+4117 HDS1692 211 0.1 126
Show 11597+4006 TDS8155 223 0.7 129
Show 12010+4058 SKF2641 66 5.4 130
Show 12006+3954 HJ 2593 334 24.8 132
Show 12165+4149 HJ 1215 13 25.6 133
Show 12054+4154 CVR1405 88 3.7 135
Show 12162+4154 ES 124 118 7.7 136

 
 
WDS 12108+3953 : COMPONENTS
 
 
  A
B pa=149.5°
sep=0.60"
 
 
12108+3953 A
 
 
Componente originario normalizzato AB Name HD 105824 Coord arcsec 2000 121047.34+395329.5 Mag 7.44
Spectral class A8III (white) PmRA -29.00 PmDE -25.0 SAO 44064
HIP 59366 Tycho2 3017-00781-1 HD 105824 GC 16631
ADS 8446 BD BD+40 2508
Tycho2
Tycho2 3017-00781-1 Pflag RAmdeg 182.69713467 DEmdeg 39.89151183
PmRA -40.7 PmDE -10.4 E RAmdeg 4 E DEmdeg 4
E pmRA 1.2 E pmDE 1.2 EpRAm 1991.28 EpDEm 1991.62
Num 8 Q RAmdeg 0.8 Q DEmdeg 1.2 Q pmRA 0.8
Q pmDE 1.3 BTmag 7.188 E BTmag 0.015 VTmag 6.867
E VTmag 0.010 Prox 999 TYC T HIP 59366
CCDM AB RAdeg 182.69726056 DEdeg 39.89153556 EpRA 1990 1.47
EpDE 1990 1.77 E RAdeg 3.8 E DEdeg 3.6 Posflg P
Corr 0.0
SAO
SAO 44064 DelFlag RA1950 PmRA1950 -0.003
DE1950 PmDE1950 -0.019 Vmag 6.8 SpType A3
Double code Source 70 CatNum 16631 DM BD+40 2508
DMcomp BDsup HD 105824 M HD 0
GC 16631 RA1950rad 3.17766979 DE1950rad 0.70109418 PmRA2000 -0.0028
PmDE2000 -0.014
Hipparcos
Catalog H HIP 59366 Proxy H RAhms 12 10 47.34
DEdms +39 53 29.5 Vmag 6.85 VarFlag R Vmag G
RAdeg 182.697 DEdeg 39.8915 AstroRef * Plx 10.09
CCDM 12108+3953 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 219 Rho 0.281 HD 105824 BD BD+40 2508
CD CP Dm number +40 2508 VIred 0.32
SpType A3 R SpType Coord arcsec 2000 121047.34+395329.5
Hipparcos 2
HIP 59366 Sn 57 So 3 Nc 2
RArad 3.1886688571 DErad 0.6962387012 Plx 8.32 PmRA -43.57
PmDE -13.28 E RArad 0.55 E DErad 0.6 E Plx 0.94
E pmRA 0.65 E pmDE 0.79 Hpmag 6.9058 E Hpmag 0.0008
SHp 0.008 VA 0 BV 0.28 E BV 0.015
VI 0.32
CCDM
Ccdm 12108+3953 RComp Comp A Note1
Note2 Discov num DRAs -0.64 DDEs 28.1
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.3 Sp A3 PmNote *
PmRA -29 PmDE -33 Dm number +40 2508 Cat1 BD
Name2 +40 1241 Cat2 AGK2/3 HD 105824 M HD
ADS BDS A 8446 M ADS BDS N IDS IDS 12058N4027A
HIC 59366
 
 
12108+3953 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 121047.37+395329.0 Mag 7.93 Calc delta mag 0.49
Calc coord yes
CCDM
Ccdm 12108+3953 RComp Comp B Note1 *
Note2 Discov num STF1606 DRAs DDEs
R dRAs Year 1960 Theta 300 Rho 0.5
Obs 99 Vmag 8.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 8446 M ADS BDS N IDS IDS 12058N4027B
HIC 59366