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Doubles in session


Current system
04091+2839
HO 326
HD 26126


Nearby doubles
23' : 04091+2901
KOH 3

34' : 04089+2911
BU 1232

34' : 04081+2807
KSA 2AB

36' : 04068+2856
BU 1005

49' : 04057+2824
BU 1277AB

53' : 04122+2805
MLB 558

62' : 04135+2816
KSA 102

63' : 04134+2907
HDS 537

69' : 04139+2812
DCH 47AB

72' : 04038+2824
COU 701

72' : 04145+2851
GRV 208

72' : 04142+2813
HAT 3AB

73' : 04072+2731
TOK 241

74' : 04084+2725
LDS5506

76' : 04039+2808
VBS 9

78' : 04144+2806
BRC 2AB

79' : 04116+2950
YR 11

80' : 04148+2813
KSA 5AB

88' : 04148+2753
GHE 3

89' : 04157+2819
KSA 130

90' : 04131+2726
MLB 685

91' : 04078+3008
UC 1121

97' : 04022+2808
STF 481AB

98' : 04121+2710
BRT 134

101' : 04056+2709
LDS5493

101' : 04039+2725
LDS5484



Selections
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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.

04091+2839 HO 326 (HD 26126)

 
 
04h 09m 08.56s +28° 38' 35.0" P.A. 295.00 sep 0.4 mag 9.07,9.15 Sp F8V dist. 96.71 pc (315.47 l.y.)
 
 
Coord 2000 04091+2839 Discov num HO  326 Comp Coord arcsec 2000 04 09 08.56 +28 38 35.0
Date first 1890 Date last 2016 Obs 67
Pa first 167 Pa last 294.6 P.A. Now (θ) 304.6°
Sep first 0.3 Sep last 0.397 Sep. Now (ρ) 0.374"
Mag pri 9.07 Mag sec 9.15 delta mag (ΔM) 0.08 Spectral class F8V (yellow-white)
Pri motion ra +037 Sec motion ra
Pri motion dec -078 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 26126 Constellation Taurus SAO 76478 HIP 19385
Tycho2 1826-00843-1 HD 26126 ADS 3021 BD BD+28 627
Distance 96.71 Distance ly 315.47
 
 
ORBITAL ELEMENTS
 
 
Period (P)158.18y± 15.79 Periastron (T)1880.92y± 4.54 Semi-major axis (a)0.643a± 0.036
Eccentricity (e)0.857± 0.051 Inclination (i)72.7°± 1.7 Longitude of periastron (ω)271.6°± 0.9
Node (Ω)147.6°± 4.9 Notesn ReferenceHrt2008
Equinox2000 Last observation2003 Grade3(1=Definitive, 9=Indet.)
label theta rho
2000 283.5 0.401
2001 284.4 0.402
2002 285.3 0.402
2003 286.2 0.403
2004 287.1 0.403
2005 288.0 0.404
2006 288.9 0.404
2007 289.8 0.404
2008 290.7 0.404
2009 291.5 0.404
2010 292.4 0.403
2011 293.3 0.403
2012 294.2 0.402
2013 295.1 0.401
2014 296.0 0.400
2015 296.9 0.398
2016 297.8 0.396
2017 298.7 0.394
2018 299.7 0.392
2019 300.6 0.389
2020 301.6 0.386
2021 302.5 0.383
2022 303.5 0.379
2023 304.6 0.374
2024 305.6 0.369
2025 306.7 0.363
2026 307.8 0.356
2027 309.0 0.349
2028 310.2 0.340
2029 311.4 0.331
2030 312.8 0.319


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


 
  


wds04091%2B2839a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 04091+2839 HO 326 (HD 26126) : NOTES
 
 
discov_num notes refcode
HO 326 Malkov et al. (2012) derive dynamical, photometric, and spectroscopic
masses of 9.61 +/- 4.45, 2.43, and 1.10 Msun, respectively. Mlk2012
 
 
REFERENCES
 
 
refcode metd author reference
Hrt2008 Su j Hartkopf, W.I., Mason, B.D., & Rafferty, T. 2008AJ....135.1334H
Hrt2008 +orb AJ 135, 1334, 2008
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 HO Hough, G.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
04091+2839 HO 326 2003 61 285 0.4 9.07 9.15 F8V NOD 040908.56+283835.0
04091+2839 HO 326 2008 64 290 0.4 9.07 9.15 F8V NOD 040908.56+283835.0
04091+2839 HO 326 2009 66 291 0.4 9.07 9.15 F8V NO 040908.56+283835.0
04091+2839 HO 326 2011 66 290 0.4 9.07 9.15 F8V NO 040908.56+283835.0
04091+2839 HO 326 2016 67 295 0.4 9.07 9.15 F8V NO 040908.56+283835.0

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

 
 
WDS 04091+2839 HO 326 (HD 26126) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 04091+2839 HO 326 (HD 26126) : MEASURES
 
 
No records found.

 
 
WDS 04091+2839 (HD 26126) : VIRTUAL EYEPIECE
 
 

04091+2839 HO 326A mag 9.07 Sp F8V 04091+2839 HO 326B sep 0.4 P.A. 297.60 mag 9.15 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 04091+2839 (HD 26126) : ALADIN DSS IMAGE @ 04h 09m 08.56s +28° 38' 35.0"
 
 
 
 
WDS 04091+2839 HO 326 (HD 26126) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

04091+2839 HO 326 distance=1' 04091+2901 KOH 3 distance=23' 04089+2911 BU 1232 distance=34' 04081+2807 KSA 2AB distance=34' 04081+2807 KSA 2Aa,Ab distance=34' 04068+2856 BU 1005 distance=36' 04057+2824 BU 1277AB distance=49' 04057+2824 BU 1277AC distance=49' 04122+2805 MLB 558 distance=53' 04135+2816 KSA 102 distance=62' 04134+2907 HDS 537 distance=63' 04139+2812 DCH 47AB distance=69' 04139+2812 DCH 47AC distance=69' 04038+2824 COU 701 distance=72' 04142+2813 KSA 3BC distance=72' 04145+2851 GRV 208 distance=72' 04142+2813 GHE 1Aa,Ab distance=72' 04142+2813 DCH 101Aa,Ac distance=72' 04142+2813 HAT 3AB distance=72' 04142+2813 SKF1027AD distance=72' 04142+2813 BOD 2Aa1,2 distance=72' 04072+2731 TOK 241 distance=73' 04084+2725 LDS5506 distance=74' 04039+2808 VBS 9 distance=76' 04144+2806 BRC 2AB distance=78' 04144+2806 KSA 4BC distance=78' 04116+2950 YR 11 distance=79' 04148+2813 GHE 2Aa,Ab distance=80' 04148+2813 KSA 5AB distance=80' 04148+2753 GHE 3 distance=88' 04157+2819 KSA 130 distance=89' 04131+2726 MLB 685 distance=90' 04078+3008 UC 1121 distance=91' 04022+2808 STF 481AB distance=97' 04022+2808 STF 481AC distance=97' 04022+2808 STF 481AD distance=97' 04121+2710 BRT 134 distance=98' 04056+2709 LDS5493 distance=101' 04039+2725 LDS5484 distance=101' 04165+2808 KSA 7AB distance=102' 04165+2808 ITO 18AC distance=102' 04163+2752 KSA 6AC distance=106' 04032+2720 LDS5481 distance=111' 04025+2949 TVB 63 distance=112' 04172+2913 CVR 48 distance=112' 04176+2833 SAR 2AB distance=113' 04176+2833 SAR 2A,Ca distance=113' 04176+2833 SAR 2A,Cb distance=113' 04176+2833 KSA 103Aa,Ab distance=113' 04178+2830 KSA 8 distance=115' 04160+2726 TDS 132 distance=117' 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 04091+2839 HO 326 295 0.4 1
Show 04091+2901 KOH 3 139 6.8 23
Show 04089+2911 BU 1232 350 0.3 34
Show 04081+2807 KSA 2 AB 351 9.6 34
Show 04081+2807 KSA 2 Aa,Ab 133 0.0 34
Show 04068+2856 BU 1005 63 2.7 36
Show 04057+2824 BU 1277 AB 254 1.6 49
Show 04057+2824 BU 1277 AC 70 54.6 49
Show 04122+2805 MLB 558 357 8.8 53
Show 04135+2816 KSA 102 144 0.0 62
Show 04134+2907 HDS 537 350 0.1 63
Show 04139+2812 DCH 47 AB 246 21.0 69
Show 04139+2812 DCH 47 AC 274 15.2 69
Show 04038+2824 COU 701 209 1.6 72
Show 04142+2813 KSA 3 BC 92 26.2 72
Show 04145+2851 GRV 208 196 22.8 72
Show 04142+2813 GHE 1 Aa,Ab 186 0.0 72
Show 04142+2813 DCH 101 Aa,Ac 159 0.2 72
Show 04142+2813 HAT 3 AB 15 38.3 72
Show 04142+2813 SKF1027 AD 216 23.4 72
Show 04142+2813 BOD 2 Aa1,2 229 0.0 72
Show 04072+2731 TOK 241 181 35.4 73
Show 04084+2725 LDS5506 173 13.1 74
Show 04039+2808 VBS 9 165 1.9 76
Show 04144+2806 BRC 2 AB 154 4.0 78
Show 04144+2806 KSA 4 BC 280 24.8 78
Show 04116+2950 YR 11 85 0.5 79
Show 04148+2813 GHE 2 Aa,Ab 253 0.1 80
Show 04148+2813 KSA 5 AB 251 26.1 80
Show 04148+2753 GHE 3 69 0.5 88
Show 04157+2819 KSA 130 89 2.6 89
Show 04131+2726 MLB 685 211 2.1 90
Show 04078+3008 UC 1121 184 54.2 91
Show 04022+2808 STF 481 AB 106 2.7 97
Show 04022+2808 STF 481 AC 321 13.8 97
Show 04022+2808 STF 481 AD 90 999.9 97
Show 04121+2710 BRT 134 339 3.5 98
Show 04056+2709 LDS5493 80 142.1 101
Show 04039+2725 LDS5484 78 6.0 101
Show 04165+2808 KSA 7 AB 155 8.5 102
Show 04165+2808 ITO 18 AC 111 8.8 102
Show 04163+2752 KSA 6 AC 219 27.9 106
Show 04032+2720 LDS5481 215 2.6 111
Show 04025+2949 TVB 63 101 7.0 112
Show 04172+2913 CVR 48 70 11.5 112
Show 04176+2833 SAR 2 AB 290 18.2 113
Show 04176+2833 SAR 2 A,Ca 121 14.6 113
Show 04176+2833 SAR 2 A,Cb 118 14.3 113
Show 04176+2833 KSA 103 Aa,Ab 61 0.0 113
Show 04178+2830 KSA 8 137 27.7 115
Show 04160+2726 TDS 132 227 0.9 117

 
 
WDS 04091+2839 : COMPONENTS
 
 
  A
B pa=297.6°
sep=0.36"
 
 
04091+2839 A
 
 
Componente originario normalizzato AB Name HD 26126 Coord arcsec 2000 040908.56+283835.0 Mag 9.07
Spectral class F8V (yellow-white) PmRA 37.00 PmDE -78.0 SAO 76478
HIP 19385 Tycho2 1826-00843-1 HD 26126 BD BD+28 627
Tycho2
Tycho2 1826-00843-1 Pflag RAmdeg 62.28570262 DEmdeg 28.64287473
PmRA 30.1 PmDE -73.5 E RAmdeg 7 E DEmdeg 9
E pmRA 1.1 E pmDE 1.1 EpRAm 1990.95 EpDEm 1990.13
Num 11 Q RAmdeg 1.6 Q DEmdeg 1.3 Q pmRA 1.5
Q pmDE 1.4 BTmag 8.910 E BTmag 0.019 VTmag 8.323
E VTmag 0.014 Prox 999 TYC T HIP 19385
CCDM AB RAdeg 62.28562250 DEdeg 28.64305111 EpRA 1990 1.62
EpDE 1990 1.35 E RAdeg 7.4 E DEdeg 8.5 Posflg P
Corr -0.4
SAO
SAO 76478 DelFlag RA1950 PmRA1950 0.0037
DE1950 PmDE1950 -0.065 Vmag 8.8 SpType G0
Double code Source 34 CatNum 2001 DM BD+28 627
DMcomp BDsup HD 26126 M HD 0
GC RA1950rad 1.0735701 DE1950rad 0.49764316 PmRA2000 0.0036
PmDE2000 -0.067
Hipparcos
Catalog H HIP 19385 Proxy H RAhms 04 09 08.56
DEdms +28 38 35.0 Vmag 8.21 VarFlag R Vmag G
RAdeg 62.2857 DEdeg 28.6431 AstroRef A Plx 9.21
CCDM 04091+2839 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 274 Rho 0.407 HD 26126 BD BD+28 627
CD CP Dm number +28 627 VIred 0.57
SpType F8V R SpType Coord arcsec 2000 040908.56+283835.0
Hipparcos 2
HIP 19385 Sn 15 So 3 Nc 2
RArad 1.0870902692 DErad 0.4999155459 Plx 10.34 PmRA 27.75
PmDE -73.51 E RArad 1.08 E DErad 0.7 E Plx 1.32
E pmRA 1.22 E pmDE 0.99 Hpmag 8.3577 E Hpmag 0.0011
SHp 0.01 VA 0 BV 0.5 E BV 0.015
VI 0.57
CCDM
Ccdm 04091+2839 RComp Comp A Note1
Note2 Discov num DRAs 2.60 DDEs -26.9
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.8 Sp G0 PmNote *
PmRA 37 PmDE -95 Dm number +28 627 Cat1 BD
Name2 +28 412 Cat2 AGK2/3 HD 26126 M HD
ADS BDS A 3021 M ADS BDS N IDS IDS 04030N2823A
HIC 19385
 
 
04091+2839 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 040908.54+283835.2 Mag 9.15 Calc delta mag 0.08
Calc coord yes
CCDM
Ccdm 04091+2839 RComp Comp B Note1 *
Note2 Discov num HO 326 DRAs DDEs
R dRAs Year 1959 Theta 248 Rho 0.4
Obs 20 Vmag 9.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 3021 M ADS BDS N IDS IDS 04030N2823B
HIC 19385