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Doubles in session


Current system
15307+3810
HU 1163
HD 138439


Nearby doubles
27' : 15317+3746
TDS9538

33' : 15282+3822
STF1947

35' : 15333+3827
HJ 2786

37' : 15338+3818
UC 210

41' : 15339+3755
BEU 20

45' : 15317+3903
KZA 96

48' : 15280+3844
CVR1632

57' : 15355+3803
KPP3961

75' : 15311+3925
KZA 94

78' : 15371+3748
JNN 105

79' : 15373+3823
SLW1115

79' : 15344+3916
SKF1756

81' : 15368+3735
LDS4572

83' : 15364+3723
HU 1166AB

86' : 15304+3935
LAW 23AB

86' : 15245+3726
HEI 783

88' : 15245+3723
STFA 28AB
Alkalurops

89' : 15236+3838
RAO 593

90' : 15368+3717
KPP3294

91' : 15272+3930
STF1946

92' : 15317+3941
KZA 95

94' : 15386+3826
ALI 862

110' : 15230+3710
SLW1087

111' : 15381+3918
SLW1120

115' : 15323+4003
KZA 100AB

116' : 15400+3851
CVR1642



Selections
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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.

15307+3810 HU 1163 (HD 138439)

 
 
15h 30m 44.95s +38° 09' 48.7" P.A. 178.00 sep 0.3 mag 9.23,9.73 Sp G5 dist. 243.31 pc (793.68 l.y.)
 
 
Coord 2000 15307+3810 Discov num HU 1163 Comp Coord arcsec 2000 15 30 44.95 +38 09 48.7
Date first 1905 Date last 2015 Obs 66
Pa first 266 Pa last 177.6 P.A. Now (θ) 194.1°
Sep first 0.4 Sep last 0.252 Sep. Now (ρ) 0.266"
Mag pri 9.23 Mag sec 9.73 delta mag (ΔM) 0.5 Spectral class G5 (yellow)
Pri motion ra +000 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 138439 Constellation Bootes SAO 64747 HIP 75949
Tycho2 3052-01446-1 HD 138439 ADS 9682 BD BD+38 2668
Distance 243.31 Distance ly 793.68
 
 
ORBITAL ELEMENTS
 
 
Period (P)217y± 20 Periastron (T)1989.21y± 0.49 Semi-major axis (a)0.285a± 0.011
Eccentricity (e)0.603± 0.022 Inclination (i)23.2°± 5.1 Longitude of periastron (ω)305°± 14
Node (Ω)123°± 12 Notesn ReferenceHrt2000a
Equinox2000 Last observation1997 Grade3(1=Definitive, 9=Indet.)
label theta rho
2000 139.3 0.153
2001 143.4 0.158
2002 147.2 0.163
2003 150.8 0.169
2004 154.2 0.174
2005 157.3 0.179
2006 160.3 0.185
2007 163.1 0.190
2008 165.8 0.195
2009 168.3 0.200
2010 170.8 0.205
2011 173.0 0.210
2012 175.2 0.215
2013 177.3 0.220
2014 179.3 0.225
2015 181.2 0.230
2016 183.1 0.234
2017 184.8 0.239
2018 186.5 0.244
2019 188.1 0.248
2020 189.7 0.253
2021 191.2 0.257
2022 192.7 0.261
2023 194.1 0.266
2024 195.5 0.270
2025 196.8 0.274
2026 198.1 0.278
2027 199.4 0.282
2028 200.6 0.286
2029 201.8 0.290
2030 203.0 0.294


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


 
  


wds15307%2B3810a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 15307+3810 HU 1163 (HD 138439) : NOTES
 
 
discov_num notes refcode
HU 1163 Malkov et al. (2012) derive dynamical, photometric, and spectroscopic
masses of 7.08 +/- 5.05, 3.33, and 0.95 Msun, respectively. Mlk2012
 
 
REFERENCES
 
 
refcode metd author reference
Hrt2000a Sc j Hartkopf, W.I., Mason, B.D., McAlister, H.A., Roberts, L.C., Jr., Turner, N.H., 2000AJ....119.3084H
Hrt2000a +orb ten Brummelaar, T.A., Prieto, C.M., Ling, J.F., & Franz, O.G.
Hrt2000a AJ 119, 3084, 2000
Mlk2012 not - Malkov, O.Yu., Tamazian, V.S., Docobo, J.A., & Chulkov, D.A. 2012A&A...546A..69M
Mlk2012 A&A 546, A69, 2012
 
 
DISCOVERER
 
 
idgroup discov author
1 HU Hussey, W.F.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15307+3810 HU 1163 1997 52 126 0.2 9.23 9.73 G5 NO 153044.95+380948.7
15307+3810 HU 1163 2007 55 165 0.2 9.23 9.73 G5 NO 153044.95+380948.7
15307+3810 HU 1163 2009 58 168 0.2 9.23 9.73 G5 NOD 153044.95+380948.7
15307+3810 HU 1163 2010 59 349 0.2 9.23 9.73 G5 NOD 153044.95+380948.7
15307+3810 HU 1163 2015 65 178 0.3 9.23 9.73 G5 NO 153044.95+380948.7

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

 
 
WDS 15307+3810 HU 1163 (HD 138439) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 15307+3810 HU 1163 (HD 138439) : MEASURES
 
 
No records found.

 
 
WDS 15307+3810 (HD 138439) : VIRTUAL EYEPIECE
 
 

15307+3810 HU 1163A mag 9.23 Sp G5 15307+3810 HU 1163B sep 0.2 P.A. 178.10 mag 9.73 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 15307+3810 (HD 138439) : ALADIN DSS IMAGE @ 15h 30m 44.95s +38° 09' 48.7"
 
 
 
 
WDS 15307+3810 HU 1163 (HD 138439) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

15307+3810 HU 1163 distance=1' 15317+3746 TDS9538 distance=27' 15282+3822 STF1947 distance=33' 15333+3827 HJ 2786 distance=35' 15338+3818 UC 210 distance=37' 15339+3755 BEU 20 distance=41' 15317+3903 KZA 96 distance=45' 15280+3844 CVR1632 distance=48' 15355+3803 KPP3961 distance=57' 15311+3925 KZA 94 distance=75' 15371+3748 JNN 105 distance=78' 15373+3823 SLW1115 distance=79' 15344+3916 SKF1756 distance=79' 15368+3735 LDS4572 distance=81' 15364+3723 HDS2195Aa,Ab distance=83' 15364+3723 HU 1166AB distance=83' 15364+3723 FOX 190AC distance=83' 15304+3935 LAW 23Aa,Ab distance=86' 15304+3935 LAW 23AB distance=86' 15245+3726 HEI 783 distance=86' 15245+3723 CHR 181Aa,Ab (Alkalurops) distance=88' 15245+3723 STFA 28AB (Alkalurops) distance=88' 15236+3838 RAO 593 distance=89' 15245+3723 STF1938Ba,Bb distance=89' 15368+3717 KPP3294 distance=90' 15272+3930 STF1946 distance=91' 15317+3941 KZA 95 distance=92' 15386+3826 ALI 862 distance=94' 15230+3710 SLW1087 distance=110' 15381+3918 SLW1120 distance=111' 15323+4003 KZA 100AB distance=115' 15323+4003 TOB 133AC distance=115' 15400+3851 CVR1642 distance=116' 15360+3948 STT 298AB distance=117' 15360+3948 STT 298AB,E distance=117' 15360+3948 STT 298AB,C distance=117' 15360+3948 STT 298AB,D distance=117' 15322+4005 KZA 99 distance=117' 15360+3948 STT 298CE distance=117' 15243+3942 LEP 146 distance=120' 15385+3929 CVR1638 distance=121' 15205+3826 TDS9493 distance=123' 15367+3954 KZA 105DF distance=124' 15367+3954 KZA 105HI distance=124' 15367+3954 KZA 105AB distance=125' 15367+3954 KZA 105AC distance=125' 15367+3954 KZA 105AD distance=125' 15367+3954 KZA 105AE distance=125' 15367+3954 KZA 105AG distance=125' 15367+3954 KZA 105AH distance=125' 15367+3954 KZA 105AF distance=125' 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 15307+3810 HU 1163 178 0.3 1
Show 15317+3746 TDS9538 243 2.0 27
Show 15282+3822 STF1947 26 6.8 33
Show 15333+3827 HJ 2786 170 26.8 35
Show 15338+3818 UC 210 211 68.5 37
Show 15339+3755 BEU 20 99 0.8 41
Show 15317+3903 KZA 96 88 43.5 45
Show 15280+3844 CVR1632 16 3.5 48
Show 15355+3803 KPP3961 95 28.5 57
Show 15311+3925 KZA 94 257 15.6 75
Show 15371+3748 JNN 105 78 0.3 78
Show 15373+3823 SLW1115 109 12.6 79
Show 15344+3916 SKF1756 281 1.4 79
Show 15368+3735 LDS4572 89 15.3 81
Show 15364+3723 HDS2195 Aa,Ab 63 0.1 83
Show 15364+3723 HU 1166 AB 143 4.2 83
Show 15364+3723 FOX 190 AC 271 59.6 83
Show 15304+3935 LAW 23 Aa,Ab 94 0.2 86
Show 15304+3935 LAW 23 AB 161 31.1 86
Show 15245+3726 HEI 783 3 1.8 86
Show Alkalurops 15245+3723 CHR 181 Aa,Ab 188 0.1 88
Show Alkalurops 15245+3723 STFA 28 AB 171 109.2 88
Show 15236+3838 RAO 593 0.6 89
Show 15245+3723 STF1938 Ba,Bb 2 2.2 89
Show 15368+3717 KPP3294 119 1.3 90
Show 15272+3930 STF1946 344 7.5 91
Show 15317+3941 KZA 95 142 39.3 92
Show 15386+3826 ALI 862 244 6.3 94
Show 15230+3710 SLW1087 218 13.1 110
Show 15381+3918 SLW1120 36 14.3 111
Show 15323+4003 KZA 100 AB 45 19.8 115
Show 15323+4003 TOB 133 AC 288 16.6 115
Show 15400+3851 CVR1642 218 3.5 116
Show 15360+3948 STT 298 AB 191 1.2 117
Show 15360+3948 STT 298 AB,E 335 456.0 117
Show 15360+3948 STT 298 AB,C 328 120.4 117
Show 15360+3948 STT 298 AB,D 224 167.4 117
Show 15322+4005 KZA 99 338 26.9 117
Show 15360+3948 STT 298 CE 337 335.8 117
Show 15243+3942 LEP 146 138 6.5 120
Show 15385+3929 CVR1638 163 3.1 121
Show 15205+3826 TDS9493 170 0.4 123
Show 15367+3954 KZA 105 DF 194 212.3 124
Show 15367+3954 KZA 105 HI 159 182.7 124
Show 15367+3954 KZA 105 AB 73 88.2 125
Show 15367+3954 KZA 105 AC 119 133.7 125
Show 15367+3954 KZA 105 AD 157 164.4 125
Show 15367+3954 KZA 105 AE 132 268.1 125
Show 15367+3954 KZA 105 AG 160 514.8 125
Show 15367+3954 KZA 105 AH 135 535.2 125
Show 15367+3954 KZA 105 AF 178 356.9 125

 
 
WDS 15307+3810 : COMPONENTS
 
 
  A
B pa=178.1°
sep=0.25"
 
 
15307+3810 A
 
 
Componente originario normalizzato AB Name HD 138439 Coord arcsec 2000 153044.95+380948.7 Mag 9.23
Spectral class G5 (yellow) PmRA 0.00 PmDE -25.0 SAO 64747
HIP 75949 Tycho2 3052-01446-1 HD 138439 BD BD+38 2668
Tycho2
Tycho2 3052-01446-1 Pflag RAmdeg 232.68729848 DEmdeg 38.16346141
PmRA 6.5 PmDE -31.9 E RAmdeg 7 E DEmdeg 7
E pmRA 1.4 E pmDE 1.5 EpRAm 1991.03 EpDEm 1991.08
Num 12 Q RAmdeg 1.4 Q DEmdeg 1.1 Q pmRA 1.5
Q pmDE 1.2 BTmag 9.300 E BTmag 0.017 VTmag 8.656
E VTmag 0.013 Prox 999 TYC T HIP 75949
CCDM AB RAdeg 232.68727972 DEdeg 38.16353639 EpRA 1990 1.59
EpDE 1990 1.57 E RAdeg 6.8 E DEdeg 6.8 Posflg P
Corr -0.1
SAO
SAO 64747 DelFlag RA1950 PmRA1950 0.0023
DE1950 PmDE1950 -0.037 Vmag 8.2 SpType G5
Double code Source 5 CatNum 1415 DM BD+38 2668
DMcomp BDsup HD 138439 M HD 0
GC RA1950rad 4.0530141 DE1950rad 0.66904557 PmRA2000 0.0027
PmDE2000 -0.033
Hipparcos
Catalog H HIP 75949 Proxy H RAhms 15 30 44.95
DEdms +38 09 48.7 Vmag 8.57 VarFlag R Vmag H
RAdeg 232.687 DEdeg 38.1635 AstroRef * Plx 3.27
CCDM 15307+3810 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source S Qual A M HIP AB
Theta 100 Rho 0.129 HD 138439 BD BD+38 2668
CD CP Dm number +38 2668 VIred 0.68
SpType G5 R SpType Coord arcsec 2000 153044.95+380948.7
Hipparcos 2
HIP 75949 Sn 55 So 3 Nc 2
RArad 4.0611591606 DErad 0.6660793867 Plx 4.11 PmRA 5.93
PmDE -31.13 E RArad 0.79 E DErad 0.73 E Plx 0.93
E pmRA 0.98 E pmDE 0.91 Hpmag 8.7002 E Hpmag 0.0016
SHp 0.019 VA 0 BV 0.62 E BV 0.014
VI 0.69
CCDM
Ccdm 15307+3810 RComp Comp A Note1
Note2 Discov num DRAs 2.94 DDEs -10.7
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.5 Sp G5 PmNote *
PmRA 0 PmDE -22 Dm number +38 2668 Cat1 BD
Name2 +38 1415 Cat2 AGK2/3 HD 138439 M HD
ADS BDS A 9682 M ADS BDS N IDS IDS 15270N3830A
HIC 75949
 
 
15307+3810 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 153044.95+380948.4 Mag 9.73 Calc delta mag 0.5
Calc coord yes
CCDM
Ccdm 15307+3810 RComp Comp B Note1 *
Note2 Discov num HU 1163 DRAs DDEs
R dRAs Year 1958 Theta 308 Rho 0.2
Obs 14 Vmag 8.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 9682 M ADS BDS N IDS IDS 15270N3830B
HIC 75949