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Doubles in session


Current system
08138+0159
BU 1244
HD 68706


Nearby doubles
18' : 08145+0212
LDS3779

22' : 08123+0157
BAL1839

27' : 08155+0202
DOB 9

30' : 08156+0209
TDS5653

35' : 08159+0145
UC 1656AB

36' : 08142+0235
LDS3778

41' : 08164+0152
BAL1841

43' : 08159+0227
RAO 61

46' : 08108+0146
CVR1133

50' : 08105+0155
STF1194

58' : 08113+0117
STF1198

58' : 08158+0248
STF1210AB

60' : 08159+0250
CVR1139

64' : 08124-0059
GWP 995

65' : 08167+0113
OL 179

67' : 08135+0052
A 2887

67' : 08161+0102
BAL1422

68' : 08102+0240
BAL1837

68' : 08179+0228
A 2889

72' : 08091+0212
TDS5571

76' : 08132+0314
CVR1138

77' : 08146+0044
BAL1421

80' : 08156+0044
UC 1655

81' : 08084+0207
GWP 978

83' : 08173-0058
J 422

86' : 08099+0301
KPP3739AB



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.

08138+0159 BU 1244 (HD 68706)

 
 
08h 13m 45.54s +01° 59' 08.4" P.A. 6.00 sep 1.0 mag 8.59,9.15 Sp F8V dist. 142.45 pc (464.67 l.y.)
 
 
Coord 2000 08138+0159 Discov num BU 1244 Comp Coord arcsec 2000 08 13 45.54 +01 59 08.4
Date first 1891 Date last 2017 Obs 77
Pa first 50 Pa last 5.8 P.A. Now (θ) 5.8°
Sep first 0.7 Sep last 1.033 Sep. Now (ρ) 1.033"
Mag pri 8.59 Mag sec 9.15 delta mag (ΔM) 0.56 Spectral class F8V (yellow-white)
Pri motion ra +044 Sec motion ra +039
Pri motion dec -056 Sec motion dec -055
Notes O W (Orbital solution, )
rPM=0.072 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 68706 Constellation Hydra SAO 116502 HIP 40297
Tycho2 0199-00203-1 Gaia DR2 3089995464986762112 HD 68706 ADS 6671
BD BD+02 1904 Distance 142.45 Distance ly 464.67
 
 
ORBITAL ELEMENTS
 
 
Period (P)1043.6188y± 609.8711 Periastron (T)1849.1791y± 186.7978 Semi-major axis (a)1.44137a± 0.73504
Eccentricity (e)0.71393± 0.25842 Inclination (i)122.351°± 15.692 Longitude of periastron (ω)286.731°± 31.264
Node (Ω)58.583°± 60.554 Notes ReferenceIzm2019
Equinox Last observation2015 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 10.6 0.969
2001 10.3 0.970
2002 10.0 0.971
2003 9.7 0.973
2004 9.5 0.974
2005 9.2 0.975
2006 8.9 0.977
2007 8.6 0.978
2008 8.3 0.979
2009 8.0 0.981
2010 7.8 0.982
2011 7.5 0.983
2012 7.2 0.984
2013 6.9 0.986
2014 6.7 0.987
2015 6.4 0.988
2016 6.1 0.989
2017 5.8 0.991
2018 5.6 0.992
2019 5.3 0.993
2020 5.0 0.994
2021 4.7 0.996
2022 4.5 0.997
2023 4.2 0.998
2024 3.9 0.999
2025 3.7 1.001
2026 3.4 1.002
2027 3.1 1.003
2028 2.9 1.004
2029 2.6 1.005
2030 2.3 1.007


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


 
  


wds08138%2B0159a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 08138+0159 BU 1244 (HD 68706) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Izm2019 orb u Izmailov, I.S. 2019AstL...45...30I
Izm2019 Ast. Lett. 45, 30, 2019
Izm2019 (Orbital elements from weighted solutions used when available (Table 2),
Izm2019 unweighted elements (Table 1) used for remaining 29 systems.)
 
 
DISCOVERER
 
 
idgroup discov author
1 BU Burnham, S.W. (BU 1 - 81)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
08138+0159 BU 1244 2005 77 11 0.9 8.59 9.15 F8V D 081345.54+015908.4
08138+0159 BU 1244 2017 75 6 1.0 8.59 9.15 F8V 081345.54+015908.4

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

 
 
WDS 08138+0159 BU 1244 (HD 68706) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 08138+0159 BU 1244 (HD 68706) : MEASURES
 
 
No records found.

 
 
WDS 08138+0159 (HD 68706) : VIRTUAL EYEPIECE
 
 

08138+0159 BU 1244A mag 8.59 Sp F8V 08138+0159 BU 1244B sep 1.0 P.A. 5.80 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 08138+0159 (HD 68706) : ALADIN DSS IMAGE @ 08h 13m 45.54s +01° 59' 08.4"
 
 
 
 
WDS 08138+0159 BU 1244 (HD 68706) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

08138+0159 BU 1244 distance=1' 08145+0212 LDS3779 distance=18' 08123+0157 BAL1839 distance=22' 08155+0202 DOB 9 distance=27' 08156+0209 TDS5653 distance=30' 08159+0145 UC 1656AB distance=35' 08142+0235 LDS3778 distance=36' 08164+0152 BAL1841 distance=41' 08159+0227 RAO 61 distance=43' 08108+0146 CVR1133 distance=46' 08105+0155 STF1194 distance=50' 08113+0117 STF1198 distance=58' 08158+0248 STF1210AB distance=58' 08158+0248 WAL 54AC distance=58' 08159+0250 CVR1139 distance=60' 08124-0059 GWP 995 distance=64' 08167+0113 OL 179 distance=65' 08135+0052 A 2887 distance=67' 08161+0102 BAL1422 distance=67' 08102+0240 BAL1837 distance=68' 08179+0228 A 2889 distance=68' 08091+0212 TDS5571 distance=72' 08132+0314 CVR1138 distance=76' 08146+0044 BAL1421 distance=77' 08156+0044 UC 1655 distance=80' 08084+0207 GWP 978 distance=81' 08173-0058 J 422 distance=83' 08099+0301 KPP3739AB distance=86' 08147+0032 RST5287 distance=89' 08174+0312 BAL2327 distance=92' 08078+0222 BAL1836 distance=93' 08104+0041 GWP 985 distance=94' 08126+0332 CVR1137 distance=95' 08175-0043 BAL 849 distance=96' 08186+0302 CVR1143 distance=97' 08185+0306 CVR1142 distance=98' 08091-0048 BAL 847 distance=100' 08070+0147 HEI 739 distance=102' 08164+0334 BAL2326 distance=103' 08185+0043 A 2890 distance=105' 08204+0123 SKF1573 distance=107' 08208+0210 BAL1842 distance=107' 08071+0121 STF1185 distance=107' 08184+0321 BAL2328 distance=108' 08149+0346 SKF 602 distance=109' 08137+0348 SKF 596 distance=109' 08110-0019 HDS1166 distance=109' 08095-0030 KPP2717 distance=110' 08208+0126 STF1215 distance=110' 08078+0305 BAL2323 distance=111' 08116-0014 GWP 993 distance=111' 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 08138+0159 BU 1244 6 1.0 1
Show 08145+0212 LDS3779 80 38.3 18
Show 08123+0157 BAL1839 120 14.0 22
Show 08155+0202 DOB 9 127 12.7 27
Show 08156+0209 TDS5653 222 1.7 30
Show 08159+0145 UC 1656 AB 315 33.1 35
Show 08142+0235 LDS3778 300 13.4 36
Show 08164+0152 BAL1841 160 17.1 41
Show 08159+0227 RAO 61 171 31.6 43
Show 08108+0146 CVR1133 17 3.5 46
Show 08105+0155 STF1194 319 3.3 50
Show 08113+0117 STF1198 338 33.4 58
Show 08158+0248 STF1210 AB 113 15.7 58
Show 08158+0248 WAL 54 AC 73 66.8 58
Show 08159+0250 CVR1139 47 4.2 60
Show 08124-0059 GWP 995 83 7.9 64
Show 08167+0113 OL 179 319 3.6 65
Show 08135+0052 A 2887 281 0.4 67
Show 08161+0102 BAL1422 299 10.3 67
Show 08102+0240 BAL1837 230 4.1 68
Show 08179+0228 A 2889 10 0.2 68
Show 08091+0212 TDS5571 305 1.6 72
Show 08132+0314 CVR1138 193 3.7 76
Show 08146+0044 BAL1421 42 4.6 77
Show 08156+0044 UC 1655 253 9.3 80
Show 08084+0207 GWP 978 140 57.8 81
Show 08173-0058 J 422 71 4.9 83
Show 08099+0301 KPP3739 AB 34 2.3 86
Show 08147+0032 RST5287 108 0.5 89
Show 08174+0312 BAL2327 336 7.3 92
Show 08078+0222 BAL1836 161 6.0 93
Show 08104+0041 GWP 985 327 68.6 94
Show 08126+0332 CVR1137 228 3.3 95
Show 08175-0043 BAL 849 129 12.4 96
Show 08186+0302 CVR1143 303 4.6 97
Show 08185+0306 CVR1142 194 3.3 98
Show 08091-0048 BAL 847 50 8.6 100
Show 08070+0147 HEI 739 340 1.9 102
Show 08164+0334 BAL2326 240 10.5 103
Show 08185+0043 A 2890 312 0.4 105
Show 08204+0123 SKF1573 209 14.7 107
Show 08208+0210 BAL1842 9 9.0 107
Show 08071+0121 STF1185 94 3.8 107
Show 08184+0321 BAL2328 283 13.8 108
Show 08149+0346 SKF 602 235 2.0 109
Show 08137+0348 SKF 596 126 1.5 109
Show 08110-0019 HDS1166 174 0.5 109
Show 08095-0030 KPP2717 132 26.8 110
Show 08208+0126 STF1215 344 11.7 110
Show 08078+0305 BAL2323 79 3.5 111
Show 08116-0014 GWP 993 132 9.8 111

 
 
WDS 08138+0159 : COMPONENTS
 
 
  A
B pa=5.8°
sep=1.03"
 
 
08138+0159 A
 
 
Componente originario normalizzato AB Name HD 68706 Coord arcsec 2000 081345.54+015908.4 Mag 8.59
Spectral class F8V (yellow-white) PmRA 44.00 PmDE -56.0 SAO 116502
HIP 40297 Tycho2 0199-00203-1 HD 68706 BD BD+02 1904
Tycho2
Tycho2 0199-00203-1 Pflag P RAmdeg 123.43976526 DEmdeg 1.98565662
PmRA 42.7 PmDE -55.8 E RAmdeg 9 E DEmdeg 11
E pmRA 1.4 E pmDE 1.4 EpRAm 1991.07 EpDEm 1990.39
Num 6 Q RAmdeg 1.0 Q DEmdeg 0.5 Q pmRA 1.0
Q pmDE 0.5 BTmag 9.176 E BTmag 0.021 VTmag 8.585
E VTmag 0.016 Prox 9 TYC T HIP 40297
CCDM A RAdeg 123.43964417 DEdeg 1.98571139 EpRA 1990 1.64
EpDE 1990 1.31 E RAdeg 8.6 E DEdeg 10.5 Posflg D
Corr 0.2
SAO
SAO 116502 DelFlag RA1950 PmRA1950 0.0026
DE1950 PmDE1950 -0.061 Vmag 8.1 SpType F8
Double code Source 30 CatNum 3250 DM BD+02 1904
DMcomp BDsup HD 68706 M HD 0
GC RA1950rad 2.14309247 DE1950rad 0.03732297 PmRA2000 0.0028
PmDE2000 -0.059
Hipparcos
Catalog H HIP 40297 Proxy H RAhms 08 13 45.52
DEdms +01 59 08.5 Vmag 8.05 VarFlag R Vmag H
RAdeg 123.44 DEdeg 1.98571 AstroRef A Plx 7.16
CCDM 08138+0159 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 14 Rho 0.969 HD 68706 BD BD+02 1904
CD CP Dm number +02 1904 VIred 0.6
SpType F7V R SpType Coord arcsec 2000 081345.52+015908.5
Hipparcos 2
HIP 40297 Sn 15 So 3 Nc 2
RArad 2.1544283206 DErad 0.0346571488 Plx 7.02 PmRA 43.39
PmDE -57.61 E RArad 1.7 E DErad 0.71 E Plx 1.67
E pmRA 2.13 E pmDE 1.01 Hpmag 8.1639 E Hpmag 0.0006
SHp 0.009 VA 0 BV 0.536 E BV 0.016
VI 0.61
CCDM
Ccdm 08138+0159 RComp Comp A Note1
Note2 Discov num DRAs -2.44 DDEs 7.8
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.3 Sp A0 PmNote *
PmRA 54 PmDE -68 Dm number +02 1904 Cat1 BD
Name2 +02 1078 Cat2 AGK2/3 HD 68706 M HD
ADS BDS A 6671 M ADS BDS N IDS IDS 08086N0217A
HIC 40297
 
 
08138+0159 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 081345.55+015909.4 Mag 9.15 PmRA 39.00
PmDE -55.0 Tycho2 0199-00203-2 Calc delta mag 0.56 Calc coord yes
Tycho2
Tycho2 0199-00203-2 Pflag P RAmdeg 123.43976526 DEmdeg 1.98565662
PmRA 42.7 PmDE -55.8 E RAmdeg 9 E DEmdeg 11
E pmRA 1.4 E pmDE 1.4 EpRAm 1991.07 EpDEm 1990.39
Num 6 Q RAmdeg 1.0 Q DEmdeg 0.5 Q pmRA 1.0
Q pmDE 0.5 BTmag 9.668 E BTmag 0.028 VTmag 9.154
E VTmag 0.022 Prox 9 TYC T HIP 40297
CCDM B RAdeg 123.43971167 DEdeg 1.98596167 EpRA 1990 1.64
EpDE 1990 1.32 E RAdeg 12.6 E DEdeg 15.4 Posflg D
Corr 0.2
CCDM
Ccdm 08138+0159 RComp Comp B Note1
Note2 Discov num BU 1244 DRAs DDEs
R dRAs Year 1957 Theta 026 Rho 0.9
Obs 99 Vmag 8.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 6671 M ADS BDS N IDS IDS 08086N0217B
HIC 40297