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Current system
12157-8047
FIN 195
HD 106508


Nearby doubles
27' : 12263-8039
UC 2337

34' : 12017-8048
UC 2252

49' : 11573-8030
I 893

50' : 12070-8132
UC 2275

51' : 12037-8129
KOH 92

72' : 12049-8154
UC 2263

80' : 12050-7932
BRC 9

98' : 11572-7922
CVN 45AB

100' : 12206-8226
TSN 159

111' : 12013-8234
RSS 278

120' : 12021-7853
BRC 8

122' : 12091-7847
SHY 592AB

125' : 12071-7844
BRC 10

135' : 12092-7834
UC 2282

155' : 12123-8321
HJ 4504

160' : 11596-7813
HJ 4486AB

162' : 12001-7812
FGL 2AB

163' : 12008-7810
RST1630

167' : 12348-7809
UC 2365

172' : 12183-7756
TDS8312

178' : 11596-7756
KPP3858

179' : 11585-7754
KOH 91

184' : 11586-7750
BRC 7

202' : 12181-7725
RST1659

225' : 12275-7705
RST1668

233' : 12035-7657
R 183



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.

12157-8047 FIN 195 (HD 106508)

 
 
12h 15m 44.74s -80° 47' 04.9" P.A. 57.00 sep 0.1 mag 8.41,9.15 Sp B9.5V dist. 296.74 pc (967.97 l.y.)
 
 
Coord 2000 12157-8047 Discov num FIN 195 Comp Coord arcsec 2000 12 15 44.74 -80 47 04.9
Date first 1928 Date last 2019 Obs 6
Pa first 318 Pa last 57 P.A. Now (θ) 57°
Sep first 0.4 Sep last 0.113 Sep. Now (ρ) 0.113"
Mag pri 8.41 Mag sec 9.15 delta mag (ΔM) 0.74 Spectral class B9.5V (blue-white)
Pri motion ra -031 Sec motion ra
Pri motion dec +002 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 106508 Constellation Chamaeleon HIP 59798 Tycho2 9424-00872-1
Gaia DR2 5787161156518623616 HD 106508 CP CP-80 646 Distance 296.74
Distance ly 967.97
 
 
ORBITAL ELEMENTS
 
 
Period (P)280y Periastron (T)2032.74y Semi-major axis (a)0.322a
Eccentricity (e)0.754 Inclination (i)60° Longitude of periastron (ω)44.6°
Node (Ω)96.1° Notes ReferenceTok2020g
Equinox2000 Last observation2019 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 4.0 0.151
2001 6.0 0.148
2002 8.0 0.145
2003 10.2 0.142
2004 12.4 0.139
2005 14.7 0.137
2006 17.1 0.134
2007 19.5 0.132
2008 22.1 0.130
2009 24.7 0.127
2010 27.5 0.125
2011 30.3 0.124
2012 33.2 0.122
2013 36.2 0.120
2014 39.3 0.119
2015 42.4 0.118
2016 45.6 0.116
2017 48.9 0.115
2018 52.2 0.114
2019 55.6 0.113
2020 59.0 0.112
2021 62.5 0.111
2022 66.0 0.110
2023 69.7 0.109
2024 73.4 0.108
2025 77.2 0.106
2026 81.2 0.104
2027 85.4 0.101
2028 89.9 0.097
2029 94.8 0.092
2030 100.4 0.086


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


 
  


wds12157-8047a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 12157-8047 FIN 195 (HD 106508) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Tok2020g orb - Tokovinin, A. 2020IAUDS.201....1A
Tok2020g Inf. Circ. 201, 1, 2020
 
 
DISCOVERER
 
 
idgroup discov author
1 FIN Finsen, W.S.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12157-8047 FIN 195 1991 4 349 0.2 8.41 9.15 B9.5V 121544.74-804704.9
12157-8047 FIN 195 2017 5 49 0.1 8.41 9.15 B9.5V 121544.74-804704.9
12157-8047 FIN 195 2019 6 57 0.1 8.41 9.15 B9.5V 121544.74-804704.9

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

 
 
WDS 12157-8047 FIN 195 (HD 106508) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12157-8047 FIN 195 (HD 106508) : MEASURES
 
 
No records found.

 
 
WDS 12157-8047 (HD 106508) : VIRTUAL EYEPIECE
 
 

12157-8047 FIN 195A mag 8.41 Sp B9.5V 12157-8047 FIN 195B sep 0.1 P.A. 13.90 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 12157-8047 (HD 106508) : ALADIN DSS IMAGE @ 12h 15m 44.74s -80° 47' 04.9"
 
 
 
 
WDS 12157-8047 FIN 195 (HD 106508) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12157-8047 FIN 195 distance=1' 12263-8039 UC 2337 distance=27' 12017-8048 UC 2252 distance=34' 11573-8030 I 893 distance=49' 12070-8132 UC 2275 distance=50' 12037-8129 KOH 92 distance=51' 12049-8154 UC 2263 distance=72' 12050-7932 BRC 9 distance=80' 11572-7922 KST 1AE distance=98' 11572-7922 CVN 45AB distance=98' 11572-7922 CVN 45AC distance=98' 11572-7922 CVN 45AD distance=98' 11572-7922 HUE 3Aa,Ab distance=98' 12206-8226 TSN 159 distance=100' 12013-8234 RSS 278 distance=111' 12021-7853 BRC 8 distance=120' 12091-7847 SHY 592AB distance=122' 12091-7847 BRC 11Aa,Ab distance=122' 12071-7844 BRC 10 distance=125' 12092-7834 UC 2282 distance=135' 12123-8321 HJ 4504 distance=155' 11596-7813 HJ 4486AB distance=160' 11596-7813 FGL 1AB,C distance=160' 11596-7813 HJ 4486Aa,Ab distance=160' 11596-7813 HJ 4486AB,D distance=160' 12001-7812 FGL 2ED distance=162' 12001-7812 FGL 2AB distance=162' 12001-7812 FGL 2AC distance=162' 12001-7812 FGL 2AE distance=162' 12001-7812 GRY 1AF distance=162' 12001-7812 GRY 1AG distance=162' 12001-7812 GRY 1AH distance=162' 12001-7812 GRY 1AI distance=162' 12001-7812 GRY 1AJ distance=162' 12001-7812 GRY 1AK distance=162' 12001-7812 FGL 2AD distance=162' 12008-7810 RST1630 distance=163' 12348-7809 UC 2365 distance=167' 12183-7756 TDS8312 distance=172' 11596-7756 KPP3858 distance=178' 11585-7754 KOH 91 distance=179' 11586-7750 BRC 7 distance=184' 12181-7725 RST1659 distance=202' 12275-7705 RST1668 distance=225' 12035-7657 R 183 distance=233' 11560-7701 TOK 145AB distance=234' 12328-7654 YMG 42 distance=238' 12219-7647 SWR 131 distance=241' 12275-7640 I 35 distance=250' 12093-8459 R 188 distance=253' 12150-8503 GLI 176 distance=257' 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 12157-8047 FIN 195 57 0.1 1
Show 12263-8039 UC 2337 40 41.2 27
Show 12017-8048 UC 2252 147 47.7 34
Show 11573-8030 I 893 124 1.3 49
Show 12070-8132 UC 2275 101 52.9 50
Show 12037-8129 KOH 92 238 0.4 51
Show 12049-8154 UC 2263 18 23.4 72
Show 12050-7932 BRC 9 172 0.7 80
Show 11572-7922 KST 1 AE 291 383.8 98
Show 11572-7922 CVN 45 AB 226 3.5 98
Show 11572-7922 CVN 45 AC 329 9.2 98
Show 11572-7922 CVN 45 AD 15 12.2 98
Show 11572-7922 HUE 3 Aa,Ab 74 0.0 98
Show 12206-8226 TSN 159 53 0.2 100
Show 12013-8234 RSS 278 173 43.7 111
Show 12021-7853 BRC 8 112 0.1 120
Show 12091-7847 SHY 592 AB 349 999.9 122
Show 12091-7847 BRC 11 Aa,Ab 32 1.6 122
Show 12071-7844 BRC 10 175 1.4 125
Show 12092-7834 UC 2282 252 9.4 135
Show 12123-8321 HJ 4504 223 45.5 155
Show 11596-7813 HJ 4486 AB 271 0.1 160
Show 11596-7813 FGL 1 AB,C 39 134.0 160
Show 11596-7813 HJ 4486 Aa,Ab 43 0.1 160
Show 11596-7813 HJ 4486 AB,D 297 101.9 160
Show 12001-7812 FGL 2 ED 311 4.2 162
Show 12001-7812 FGL 2 AB 235 4.1 162
Show 12001-7812 FGL 2 AC 310 5.3 162
Show 12001-7812 FGL 2 AE 121 15.1 162
Show 12001-7812 GRY 1 AF 255 1.4 162
Show 12001-7812 GRY 1 AG 182 27.6 162
Show 12001-7812 GRY 1 AH 173 30.6 162
Show 12001-7812 GRY 1 AI 154 26.0 162
Show 12001-7812 GRY 1 AJ 73 16.9 162
Show 12001-7812 GRY 1 AK 108 30.4 162
Show 12001-7812 FGL 2 AD 116 10.9 162
Show 12008-7810 RST1630 236 0.6 163
Show 12348-7809 UC 2365 333 24.8 167
Show 12183-7756 TDS8312 243 1.5 172
Show 11596-7756 KPP3858 311 2.4 178
Show 11585-7754 KOH 91 21 0.0 179
Show 11586-7750 BRC 7 11 0.6 184
Show 12181-7725 RST1659 8 0.5 202
Show 12275-7705 RST1668 262 1.5 225
Show 12035-7657 R 183 9 29.4 233
Show 11560-7701 TOK 145 AB 157 13.3 234
Show 12328-7654 YMG 42 250 0.2 238
Show 12219-7647 SWR 131 70 6.2 241
Show 12275-7640 I 35 315 2.3 250
Show 12093-8459 R 188 141 27.4 253
Show 12150-8503 GLI 176 170 3.0 257

 
 
WDS 12157-8047 : COMPONENTS
 
 
  A
B pa=13.9°
sep=0.06"
 
 
12157-8047 A
 
 
Componente originario normalizzato AB Name HD 106508 Coord arcsec 2000 121544.74-804704.9 Mag 8.41
Spectral class B9.5V (blue-white) PmRA -31.00 PmDE 2.0 HIP 59798
Tycho2 9424-00872-1 HD 106508 CP CP-80 646
Tycho2
Tycho2 9424-00872-1 Pflag RAmdeg 183.93603133 DEmdeg -80.78469245
PmRA -26.2 PmDE -3.7 E RAmdeg 5 E DEmdeg 5
E pmRA 1.3 E pmDE 1.5 EpRAm 1991.07 EpDEm 1991.15
Num 10 Q RAmdeg 1.4 Q DEmdeg 0.6 Q pmRA 1.3
Q pmDE 0.5 BTmag 8.111 E BTmag 0.015 VTmag 7.929
E VTmag 0.011 Prox 999 TYC T HIP 59798
CCDM AB RAdeg 183.93641111 DEdeg -80.78468389 EpRA 1990 1.65
EpDE 1990 1.59 E RAdeg 4.5 E DEdeg 4.9 Posflg P
Corr -0.1
Hipparcos
Catalog H HIP 59798 Proxy H RAhms 12 15 44.74
DEdms -80 47 04.9 Vmag 7.91 VarFlag R Vmag H
RAdeg 183.936 DEdeg -80.7847 AstroRef * Plx 2.8
CCDM 12157-8047 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source S Qual A M HIP AB
Theta 349 Rho 0.177 HD 106508 BD
CD CP CP-80 646 Dm number -80 646 VIred 0.16
SpType B9.5V R SpType Coord arcsec 2000 121544.74-804704.9
Hipparcos 2
HIP 59798 Sn 55 So 3 Nc 2
RArad 3.2102962688 DErad -1.4099586759 Plx 3.37 PmRA -21
PmDE -3.15 E RArad 0.52 E DErad 0.41 E Plx 0.54
E pmRA 0.65 E pmDE 0.47 Hpmag 7.9673 E Hpmag 0.0012
SHp 0.013 VA 0 BV 0.152 E BV 0.011
VI 0.17
CCDM
Ccdm 12157-8047 RComp Comp A Note1
Note2 Discov num DRAs 2.45 DDEs -4.7
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.5 Sp A0 PmNote *
PmRA -32 PmDE 4 Dm number -80 646 Cat1 CPD
Name2 Cat2 HD 106508 M HD
ADS BDS M ADS BDS N IDS IDS 12099S8014A
HIC 59798
 
 
12157-8047 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 121544.75-804704.8 Mag 9.15 Calc delta mag 0.74
Calc coord yes
CCDM
Ccdm 12157-8047 RComp Comp B Note1
Note2 Discov num FIN 195 DRAs DDEs
R dRAs Year 1928 Theta 317 Rho 0.4
Obs 3 Vmag 9.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 12099S8014B
HIC 59798