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Doubles in session


Current system
09510-8004
HDS 1421
HD 86320


Nearby doubles
9' : 09516-8012
UC 1839

24' : 09545-8025
HJ 4281

31' : 09527-7933
KOH 86AB

31' : 09449-8031
HJ 4265

34' : 10038-8006
DAM1981

34' : 10038-8008
RST2677

36' : 09430-7936
TOK 807

61' : 10107-7932
KPP1276

67' : 09486-7858
UC 1833

68' : 10053-7908
KPP2288

73' : 10031-7900
UC 1872

76' : 09367-7859
KPP1945

77' : 10096-8105
KOH 87

79' : 09431-8120
R 133

80' : 09525-7844
HJ 4276

87' : 09517-8130
DAM1813

93' : 09501-8136
TDS6841

93' : 10095-7847
RST2681

95' : 09515-8138
DAM1807

128' : 09350-7804
KOH 85AB

133' : 09530-7748
RST1468

134' : 09313-7803
HJ 4230AB

146' : 09525-7739
UC 1841

148' : 09316-8225
HDS1369

159' : 09428-7727
SKF1144

167' : 09475-7718
NSN 254



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.

09510-8004 HDS 1421 (HD 86320)

 
 
09h 51m 00.80s -80° 03' 39.9" P.A. 344.00 sep 0.1 mag 6.68,8.61 Sp B8IV dist. 256.41 pc (836.41 l.y.)
 
 
Coord 2000 09510-8004 Discov num HDS1421 Comp Coord arcsec 2000 09 51 00.80 -80 03 39.9
Date first 1991 Date last 2021 Obs 18
Pa first 119 Pa last 344.3 P.A. Now (θ) 344.3°
Sep first 0.2 Sep last 0.111 Sep. Now (ρ) 0.111"
Mag pri 6.68 Mag sec 8.61 delta mag (ΔM) 1.93 Spectral class B8IV (blue-white)
Pri motion ra -003 Sec motion ra
Pri motion dec +015 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 86320 Constellation Chamaeleon SAO 256666 HIP 48320
Tycho2 9404-01549-1 Gaia DR2 5201784945460884224 HD 86320 GC 13624
CP CP-79 457 Distance 256.41 Distance ly 836.41
 
 
ORBITAL ELEMENTS
 
 
Period (P)107.3y± 22.3 Periastron (T)2013.84y± 0.33 Semi-major axis (a)0.186a± 0.018
Eccentricity (e)0.614± 0.054 Inclination (i)31.1°± 6.5 Longitude of periastron (ω)125.3°± 5.6
Node (Ω)132.7°± 7.2 Notes ReferenceTok2021c
Equinox2000 Last observation2021 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 136.7 0.168
2001 139.6 0.161
2002 142.8 0.153
2003 146.4 0.144
2004 150.4 0.135
2005 155.0 0.126
2006 160.4 0.116
2007 166.7 0.106
2008 174.4 0.096
2009 183.7 0.087
2010 195.4 0.078
2011 209.9 0.070
2012 227.2 0.065
2013 246.3 0.064
2014 265.2 0.066
2015 282.3 0.070
2016 296.9 0.077
2017 309.2 0.083
2018 319.6 0.090
2019 328.6 0.097
2020 336.4 0.104
2021 343.3 0.110
2022 349.4 0.116
2023 355.0 0.122
2024 360.0 0.128
2025 4.5 0.134
2026 8.7 0.139
2027 12.6 0.145
2028 16.2 0.150
2029 19.6 0.156
2030 22.7 0.161


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


 
  


wds09510-8004b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 09510-8004 HDS 1421 (HD 86320) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Tok2021c orb - Tokovinin, A. 2021IAUDS.203....1S
Tok2021c Inf. Circ. 203, 1, 2021
 
 
DISCOVERER
 
 
idgroup discov author
1 HDS Hipparcos Double Star (from additional DD list)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09510-8004 HDS1421 1991 1 119 0.2 6.68 8.61 B8IV 095100.80-800339.9
09510-8004 HDS1421 2015 5 296 0.1 6.68 8.61 B8IV 095100.80-800339.9
09510-8004 HDS1421 2016 10 317 0.1 6.68 8.61 B8IV O 095100.80-800339.9
09510-8004 HDS1421 2018 14 327 0.1 6.68 8.61 B8IV O 095100.80-800339.9
09510-8004 HDS1421 2019 17 335 0.1 6.68 8.61 B8IV O 095100.80-800339.9
09510-8004 HDS1421 2021 18 344 0.1 6.68 8.61 B8IV O 095100.80-800339.9

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

 
 
WDS 09510-8004 HDS 1421 (HD 86320) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 09510-8004 HDS 1421 (HD 86320) : MEASURES
 
 
No records found.

 
 
WDS 09510-8004 (HD 86320) : VIRTUAL EYEPIECE
 
 

09510-8004 HDS1421A mag 6.68 Sp B8IV 09510-8004 HDS1421B sep 0.1 P.A. 357.20 mag 8.61 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 09510-8004 (HD 86320) : ALADIN DSS IMAGE @ 09h 51m 00.80s -80° 03' 39.9"
 
 
 
 
WDS 09510-8004 HDS 1421 (HD 86320) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

09510-8004 HDS1421 distance=0' 09516-8012 UC 1839 distance=9' 09545-8025 HJ 4281 distance=24' 09527-7933 KOH 86AB distance=31' 09527-7933 KOH 86Aa,Ab distance=31' 09449-8031 HJ 4265 distance=31' 10038-8006 DAM1981 distance=34' 10038-8008 RST2677 distance=34' 09430-7936 TOK 807 distance=36' 10107-7932 KPP1276 distance=61' 09486-7858 UC 1833 distance=67' 10053-7908 KPP2288 distance=68' 10031-7900 UC 1872 distance=73' 09367-7859 KPP1945 distance=76' 10096-8105 KOH 87 distance=77' 09431-8120 R 133 distance=79' 09525-7844 HJ 4276 distance=80' 09517-8130 DAM1813 distance=87' 09501-8136 TDS6841 distance=93' 10095-7847 RST2681 distance=93' 09515-8138 DAM1807 distance=95' 09350-7804 KOH 85AB distance=128' 09350-7804 KOH 85AC distance=128' 09530-7748 RST1468 distance=133' 09313-7803 HJ 4230AB distance=134' 09313-7803 HJ 4230AC distance=134' 09525-7739 UC 1841 distance=146' 09316-8225 HDS1369 distance=148' 09428-7727 SKF1144 distance=159' 09475-7718 NSN 254 distance=167' 09594-8253 DAM1896 distance=170' 09591-8253 TDS6944 distance=171' 10075-8249 LDS6231 distance=171' 09489-7707 DAM1770 distance=177' 09492-7701 RST1459 distance=183' 09434-7700 KPP3794 distance=186' 09520-7635 HJ 4270 distance=209' 09432-8334 RST3667 distance=212' 10032-7633 UC 1873 distance=214' 09466-7627 LDS 287 distance=217' 10041-7604 HJ 4288 distance=243' 10056-8405 HJ 4310AB distance=244' 10056-8405 TOK 396Aa,Ab distance=244' 09448-7554 HJ 4258 distance=251' 09507-7543 UC 1835 distance=261' 09524-8425 GLI 128 distance=262' 09485-8426 TDS6826 distance=263' 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 09510-8004 HDS1421 344 0.1
Show 09516-8012 UC 1839 343 14.1 9
Show 09545-8025 HJ 4281 286 9.3 24
Show 09527-7933 KOH 86 AB 273 0.3 31
Show 09527-7933 KOH 86 Aa,Ab 16 0.0 31
Show 09449-8031 HJ 4265 229 23.4 31
Show 10038-8006 DAM1981 164 3.4 34
Show 10038-8008 RST2677 84 0.3 34
Show 09430-7936 TOK 807 108 1.1 36
Show 10107-7932 KPP1276 296 9.7 61
Show 09486-7858 UC 1833 340 29.0 67
Show 10053-7908 KPP2288 114 19.3 68
Show 10031-7900 UC 1872 199 20.6 73
Show 09367-7859 KPP1945 146 15.4 76
Show 10096-8105 KOH 87 136 5.5 77
Show 09431-8120 R 133 45 35.9 79
Show 09525-7844 HJ 4276 303 12.3 80
Show 09517-8130 DAM1813 61 0.7 87
Show 09501-8136 TDS6841 334 0.5 93
Show 10095-7847 RST2681 128 2.9 93
Show 09515-8138 DAM1807 335 2.2 95
Show 09350-7804 KOH 85 AB 340 0.5 128
Show 09350-7804 KOH 85 AC 223 1.8 128
Show 09530-7748 RST1468 186 1.5 133
Show 09313-7803 HJ 4230 AB 341 9.7 134
Show 09313-7803 HJ 4230 AC 132 18.7 134
Show 09525-7739 UC 1841 109 73.6 146
Show 09316-8225 HDS1369 314 0.2 148
Show 09428-7727 SKF1144 219 41.6 159
Show 09475-7718 NSN 254 85 1.7 167
Show 09594-8253 DAM1896 293 1.4 170
Show 09591-8253 TDS6944 72 0.6 171
Show 10075-8249 LDS6231 53 3.4 171
Show 09489-7707 DAM1770 166 36.0 177
Show 09492-7701 RST1459 40 1.6 183
Show 09434-7700 KPP3794 234 47.1 186
Show 09520-7635 HJ 4270 306 12.6 209
Show 09432-8334 RST3667 251 2.8 212
Show 10032-7633 UC 1873 208 41.5 214
Show 09466-7627 LDS 287 45 145.3 217
Show 10041-7604 HJ 4288 287 41.7 243
Show 10056-8405 HJ 4310 AB 262 4.4 244
Show 10056-8405 TOK 396 Aa,Ab 176 0.1 244
Show 09448-7554 HJ 4258 163 8.6 251
Show 09507-7543 UC 1835 140 35.2 261
Show 09524-8425 GLI 128 51 12.0 262
Show 09485-8426 TDS6826 35 3.4 263

 
 
WDS 09510-8004 : COMPONENTS
 
 
  A
B pa=357.2°
sep=0.11"
 
 
09510-8004 A
 
 
Componente originario normalizzato AB Name HD 86320 Coord arcsec 2000 095100.80-800339.9 Mag 6.68
Spectral class B8IV (blue-white) PmRA -3.00 PmDE 15.0 SAO 256666
HIP 48320 Tycho2 9404-01549-1 HD 86320 GC 13624
CP CP-79 457
Tycho2
Tycho2 9404-01549-1 Pflag RAmdeg 147.75327295 DEmdeg -80.06106092
PmRA -4.3 PmDE 14.4 E RAmdeg 4 E DEmdeg 4
E pmRA 0.9 E pmDE 0.8 EpRAm 1991.28 EpDEm 1991.14
Num 16 Q RAmdeg 1.0 Q DEmdeg 1.8 Q pmRA 1.1
Q pmDE 1.6 BTmag 6.522 E BTmag 0.014 VTmag 6.495
E VTmag 0.010 Prox 999 TYC T HIP 48320
CCDM AB RAdeg 147.75333056 DEdeg -80.06109528 EpRA 1990 1.67
EpDE 1990 1.61 E RAdeg 3.5 E DEdeg 3.6 Posflg P
Corr 0.0
SAO
SAO 256666 DelFlag RA1950 PmRA1950 -0.0052
DE1950 PmDE1950 0.016 Vmag 6.5 SpType A0
Double code Source 70 CatNum 13624 DM CP-79 457
DMcomp BDsup HD 86320 M HD 0
GC 13624 RA1950rad 2.58219522 DE1950rad -1.39321652 PmRA2000 -0.0064
PmDE2000 0.016
Hipparcos
Catalog H HIP 48320 Proxy H RAhms 09 51 00.80
DEdms -80 03 39.9 Vmag 6.47 VarFlag R Vmag H
RAdeg 147.753 DEdeg -80.0611 AstroRef * Plx 4.64
CCDM 09510-8004 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 119 Rho 0.22 HD 86320 BD
CD CP CP-79 457 Dm number -79 457 VIred 0.12
SpType B8IV R SpType Coord arcsec 2000 095100.80-800339.9
Hipparcos 2
HIP 48320 Sn 55 So 3 Nc 2
RArad 2.5787821785 DErad -1.3973297302 Plx 3.9 PmRA -3.02
PmDE 15.65 E RArad 0.39 E DErad 0.37 E Plx 0.44
E pmRA 0.5 E pmDE 0.42 Hpmag 6.5077 E Hpmag 0.0008
SHp 0.007 VA 0 BV 0.074 E BV 0.029
VI 0.12
CCDM
Ccdm 09510-8004 RComp Comp A Note1
Note2 Discov num DRAs 0.78 DDEs 20.2
R dRAs 82 Year Theta Rho
Obs 2 Vmag 6.7 Sp B8 PmNote *
PmRA -3 PmDE 15 Dm number -79 457 Cat1 CPD
Name2 256666 Cat2 SAO HD 86320 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 48320
 
 
09510-8004 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 095100.80-800339.8 Mag 8.61 Calc delta mag 1.93
Calc coord yes
CCDM
Ccdm 09510-8004 RComp Comp B Note1
Note2 Discov num HDS DRAs 0.85 DDEs 20.1
R dRAs 82 Year 1991 Theta 119 Rho 0.2
Obs 1 Vmag 8.6 Sp PmNote *
PmRA -3 PmDE 15 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 48320