stampa
Login

Keep tracks of you favourite doubles.
Register here


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
09544+3041
COU 1258
HD 85708


Nearby doubles
17' : 09532+3048
SEI 517

17' : 09557+3040
HJ 471

20' : 09535+3058
FYM 624

28' : 09554+3105
DAM1853

29' : 09533+3017
COU1257AB

31' : 09521+3050
LDS3941

33' : 09556+3110
TDS6900AB

33' : 09538+3113
DAM1835

36' : 09535+3114
GRV1182

48' : 09523+3121
TDS6867

56' : 09502+3052
RAO 237

59' : 09499+3036
COU1256

68' : 09593+3105
SLW 420

74' : 09508+3138
STF1383AB

77' : 09502+3136
DAM1786

79' : 09594+3125
SEI 518

84' : 09598+3128
HDS1442

86' : 10003+3120
FMR 28

88' : 09586+2933
GRV 805

88' : 10012+3046
SEI 519

89' : 09481+3116
COU1255AB

91' : 09526+2914
UC 1842AB

91' : 09521+2916
A 344

92' : 09532+2911
LDS3942

94' : 09525+3212
CVR 544

95' : 09542+3217
ES 2348AB



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.

09544+3041 COU 1258 (HD 85708)

 
 
09h 54m 24.02s +30° 41' 18.1" P.A. 230.00 sep 0.2 mag 9.92,9.13 Sp F5 dist. 146.63 pc (478.31 l.y.)
 
 
Coord 2000 09544+3041 Discov num COU1258 Comp Coord arcsec 2000 09 54 24.02 +30 41 18.1
Date first 1975 Date last 2015 Obs 14
Pa first 52 Pa last 229.8 P.A. Now (θ) 229.8°
Sep first 0.2 Sep last 0.171 Sep. Now (ρ) 0.171"
Mag pri 9.92 Mag sec 9.13 delta mag (ΔM) 0.79 Spectral class F5 (yellow-white)
Pri motion ra -026 Sec motion ra
Pri motion dec -038 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 85708 Constellation Leo SAO 61748 HIP 48572
Tycho2 2502-00804-1 Gaia DR2 744874185280916224 HD 85708 BD BD+31 2066
Distance 146.63 Distance ly 478.31
 
 
ORBITAL ELEMENTS
 
 
Period (P)96y± 13 Periastron (T)2096y± 39 Semi-major axis (a)0.198a± 0.017
Eccentricity (e)0.237± 0.092 Inclination (i)85.29°± 0.87 Longitude of periastron (ω)259°± 44
Node (Ω)232°± 26 Notes ReferenceHor2020
Equinox2000 Last observation2015 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 74.9 0.031
2001 96.7 0.018
2002 159.4 0.013
2003 200.6 0.024
2004 213.4 0.039
2005 219.1 0.054
2006 222.3 0.069
2007 224.3 0.083
2008 225.8 0.097
2009 226.8 0.111
2010 227.7 0.123
2011 228.4 0.135
2012 229.0 0.145
2013 229.5 0.155
2014 230.0 0.164
2015 230.4 0.172
2016 230.8 0.178
2017 231.1 0.184
2018 231.5 0.189
2019 231.8 0.194
2020 232.1 0.197
2021 232.4 0.199
2022 232.7 0.201
2023 233.0 0.201
2024 233.3 0.201
2025 233.6 0.201
2026 233.9 0.199
2027 234.2 0.197
2028 234.5 0.194
2029 234.8 0.191
2030 235.1 0.187


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


 
  


wds09544%2B3041a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 09544+3041 COU 1258 (HD 85708) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Hor2020 S+ Horch, E.P., van Belle, G.T., Davidson, J.W., Jr., Willmarth, D., Fekel, F.C., 2020AJ....159..223H
Hor2020 +orb Muterspaugh, M., Casetti-Dinescu, D.I., Hahne, F.W., Granucci, N.M., Clark, C.,
Hor2020 Winters, J.G., Rupert, J.D., Weiss, S.A., Colton, N.M., Nusdeo, D.A. & Henry, T.J.
Hor2020 AJ 159, 223, 2020
 
 
DISCOVERER
 
 
idgroup discov author
1 COU Couteau, P.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09544+3041 COU1258 1993 11 55 0.1 9.92 9.13 F5 095424.02+304118.1
09544+3041 COU1258 2015 13 230 0.2 9.92 9.13 F5 O 095424.02+304118.1

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

 
 
WDS 09544+3041 COU 1258 (HD 85708) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 09544+3041 COU 1258 (HD 85708) : MEASURES
 
 
No records found.

 
 
WDS 09544+3041 (HD 85708) : VIRTUAL EYEPIECE
 
 

09544+3041 COU1258A mag 9.92 Sp F5 09544+3041 COU1258B sep 0.2 P.A. 225.50 mag 9.13 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 09544+3041 (HD 85708) : ALADIN DSS IMAGE @ 09h 54m 24.02s +30° 41' 18.1"
 
 
 
 
WDS 09544+3041 COU 1258 (HD 85708) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

09544+3041 COU1258 distance=0' 09532+3048 SEI 517 distance=17' 09557+3040 HJ 471 distance=17' 09535+3058 FYM 624 distance=20' 09554+3105 DAM1853 distance=28' 09533+3017 COU1257AB distance=29' 09533+3017 GRV 802AC distance=29' 09521+3050 LDS3941 distance=31' 09556+3110 TDS6900AB distance=33' 09556+3110 DAM1854AB,C distance=33' 09538+3113 DAM1835 distance=33' 09535+3114 GRV1182 distance=36' 09523+3121 TDS6867 distance=48' 09502+3052 RAO 237 distance=56' 09499+3036 COU1256 distance=59' 09593+3105 SLW 420 distance=68' 09508+3138 STF1383AB distance=74' 09508+3138 SIN 46AC distance=74' 09508+3138 SIN 46AD distance=74' 09508+3138 SIN 46AE distance=74' 09502+3136 DAM1786 distance=77' 09594+3125 SEI 518 distance=79' 09598+3128 HDS1442 distance=84' 10003+3120 FMR 28 distance=86' 09586+2933 GRV 805 distance=88' 10012+3046 SEI 519 distance=88' 09481+3116 GII 168Ba,Bb distance=89' 09481+3116 COU1255AB distance=89' 09481+3116 GII 168Aa,Ab distance=89' 09526+2914 UC 1842AB distance=91' 09521+2916 A 344 distance=91' 09532+2911 LDS3942 distance=92' 09525+3212 CVR 544 distance=94' 09542+3217 ES 2348AB distance=95' 09542+3217 ES 2348AC distance=95' 09561+2906 STF1392 distance=98' 09543+3219 DAM1844 distance=99' 09567+2906 KPP3801 distance=100' 09467+3105 DAM1737 distance=102' 09474+3130 SEI 516 distance=103' 09568+3220 SLW 408 distance=103' 09590+3206 UC 1856 distance=104' 09462+3110 HDS1412AB distance=110' 09462+3110 GII 167Aa,Ab distance=110' 10010+3155 RAG 7 distance=113' 09576+3229 DAM1875 distance=115' 09578+3234 SHN 18 distance=121' 10007+3219 OSO 30AB distance=127' 10007+3219 OSO 30AC distance=127' 10007+3219 OSO 30AD distance=127' 10007+3219 OSO 30AE distance=127' 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 09544+3041 COU1258 230 0.2
Show 09532+3048 SEI 517 349 29.8 17
Show 09557+3040 HJ 471 311 10.9 17
Show 09535+3058 FYM 624 35 10.5 20
Show 09554+3105 DAM1853 95 1.3 28
Show 09533+3017 COU1257 AB 155 0.3 29
Show 09533+3017 GRV 802 AC 316 46.2 29
Show 09521+3050 LDS3941 287 11.7 31
Show 09556+3110 TDS6900 AB 83 0.5 33
Show 09556+3110 DAM1854 AB,C 309 2.3 33
Show 09538+3113 DAM1835 230 7.0 33
Show 09535+3114 GRV1182 309 10.9 36
Show 09523+3121 TDS6867 261 1.2 48
Show 09502+3052 RAO 237 149 1.5 56
Show 09499+3036 COU1256 150 1.2 59
Show 09593+3105 SLW 420 214 121.0 68
Show 09508+3138 STF1383 AB 227 22.8 74
Show 09508+3138 SIN 46 AC 132 72.9 74
Show 09508+3138 SIN 46 AD 100 75.2 74
Show 09508+3138 SIN 46 AE 334 104.2 74
Show 09502+3136 DAM1786 87 1.2 77
Show 09594+3125 SEI 518 140 25.5 79
Show 09598+3128 HDS1442 309 0.4 84
Show 10003+3120 FMR 28 139 18.7 86
Show 09586+2933 GRV 805 285 37.3 88
Show 10012+3046 SEI 519 10 13.7 88
Show 09481+3116 GII 168 Ba,Bb 130 0.2 89
Show 09481+3116 COU1255 AB 32 2.5 89
Show 09481+3116 GII 168 Aa,Ab 352 1.0 89
Show 09526+2914 UC 1842 AB 74 24.4 91
Show 09521+2916 A 344 72 0.7 91
Show 09532+2911 LDS3942 267 340.5 92
Show 09525+3212 CVR 544 221 8.8 94
Show 09542+3217 ES 2348 AB 317 2.0 95
Show 09542+3217 ES 2348 AC 60 1.7 95
Show 09561+2906 STF1392 176 9.4 98
Show 09543+3219 DAM1844 302 90.6 99
Show 09567+2906 KPP3801 203 1.2 100
Show 09467+3105 DAM1737 189 1.3 102
Show 09474+3130 SEI 516 311 22.9 103
Show 09568+3220 SLW 408 245 21.4 103
Show 09590+3206 UC 1856 314 9.4 104
Show 09462+3110 HDS1412 AB 250 2.7 110
Show 09462+3110 GII 167 Aa,Ab 103 0.1 110
Show 10010+3155 RAG 7 279 134.4 113
Show 09576+3229 DAM1875 282 1.2 115
Show 09578+3234 SHN 18 66 0.3 121
Show 10007+3219 OSO 30 AB 168 19.5 127
Show 10007+3219 OSO 30 AC 285 22.1 127
Show 10007+3219 OSO 30 AD 134 24.0 127
Show 10007+3219 OSO 30 AE 116 34.6 127

 
 
WDS 09544+3041 : COMPONENTS
 
 
  A
B pa=225.5°
sep=0.16"
 
 
09544+3041 A
 
 
Componente originario normalizzato AB Name HD 85708 Coord arcsec 2000 095424.02+304118.1 Mag 9.92
Spectral class F5 (yellow-white) PmRA -26.00 PmDE -38.0 SAO 61748
HIP 48572 HD 85708 BD BD+31 2066
SAO
SAO 61748 DelFlag RA1950 PmRA1950 -0.0024
DE1950 PmDE1950 -0.008 Vmag 8 SpType F5
Double code Source 6 CatNum 1010 DM BD+31 2066
DMcomp BDsup HD 85708 M HD 0
GC RA1950rad 2.58086084 DE1950rad 0.53975408 PmRA2000 -0.0024
PmDE2000 -0.003
Hipparcos
Catalog H HIP 48572 Proxy H RAhms 09 54 24.02
DEdms +30 41 18.1 Vmag 8.6 VarFlag R Vmag G
RAdeg 148.6 DEdeg 30.6884 AstroRef * Plx 7.34
CCDM 09544+3041 N CCDM M Nsys 1 Ncomp 2
MultFlag C Source S Qual A M HIP BA
Theta 231 Rho 0.155 HD 85708 BD BD+31 2066
CD CP Dm number +31 2066 VIred 0.51
SpType F5 R SpType Coord arcsec 2000 095424.02+304118.1
Hipparcos 2
HIP 48572 Sn 55 So 3 Nc 2
RArad 2.5935605168 DErad 0.5356130728 Plx 6.82 PmRA -26.66
PmDE -33.52 E RArad 0.75 E DErad 0.55 E Plx 0.97
E pmRA 0.85 E pmDE 0.51 Hpmag 8.699 E Hpmag 0.002
SHp 0.016 VA 0 BV 0.443 E BV 0.015
VI 0.51
CCDM
Ccdm 09544+3041 RComp Comp A Note1
Note2 Discov num DRAs 0.00 DDEs 17.5
R dRAs 81 Year Theta Rho
Obs 2 Vmag 9.3 Sp F5 PmNote @
PmRA -26 PmDE -38 Dm number +31 2066 Cat1 BD
Name2 +30 1010 Cat2 AGK2/3 HD 85708 M HD
ADS BDS M ADS BDS N IDS IDS 09486N3110A
HIC 48572
 
 
09544+3041 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 095424.01+304118.0 Mag 9.13 Tycho2 2502-00804-1
Calc delta mag 0.79 Calc coord yes
Tycho2
Tycho2 2502-00804-1 Pflag RAmdeg 148.59999383 DEmdeg 30.68828769
PmRA -27.6 PmDE -33.0 E RAmdeg 6 E DEmdeg 8
E pmRA 1.1 E pmDE 1.2 EpRAm 1991.13 EpDEm 1990.31
Num 13 Q RAmdeg 1.0 Q DEmdeg 0.5 Q pmRA 1.0
Q pmDE 0.5 BTmag 9.098 E BTmag 0.017 VTmag 8.654
E VTmag 0.014 Prox 999 TYC T HIP 48572
CCDM AB RAdeg 148.60006806 DEdeg 30.68836778 EpRA 1990 1.67
EpDE 1990 1.25 E RAdeg 6.4 E DEdeg 7.9 Posflg P
Corr 0.1
CCDM
Ccdm 09544+3041 RComp Comp B Note1
Note2 Discov num COU1258 DRAs DDEs
R dRAs Year 1975 Theta 55 Rho 0.2
Obs 4 Vmag 9.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 09486N3110B
HIC 48572