12111-5302 HU 1604 (HD 105856)

 
 
12h 11m 05.27s -53° 02' 17.2" P.A. 39.00 sep 0.2 mag 10.19,10.54 Sp F9V+G1V dist. 103.52 pc (337.68 l.y.)
 
 
Coord 2000 12111-5302 Discov num HU 1604 Comp Coord arcsec 2000 12 11 05.27 -53 02 17.2
Date first 1914 Date last 2021 Obs 14
Pa first 281 Pa last 38.6 P.A. Now (θ) 38.6°
Sep first 0.4 Sep last 0.193 Sep. Now (ρ) 0.193"
Mag pri 10.19 Mag sec 10.54 delta mag (ΔM) 0.35 Spectral class F9V+G1V (yellow-white/yellow)
Pri motion ra -076 Sec motion ra
Pri motion dec +027 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 105856 Constellation Centaurus SAO 239726 HIP 59395
Tycho2 8632-00218-1 Gaia DR2 6125076126677677952 HD 105856 CP CP-52 5302
Distance 103.52 Distance ly 337.68
 
 
ORBITAL ELEMENTS
 
 
Period (P)205y Periastron (T)2049y Semi-major axis (a)0.341a
Eccentricity (e)0.431 Inclination (i)55.6° Longitude of periastron (ω)32.7°
Node (Ω)89.2° Notes ReferenceDoc2020d
Equinox2000 Last observation2018 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 343.3 0.226
2001 345.4 0.222
2002 347.5 0.219
2003 349.7 0.216
2004 352.0 0.213
2005 354.3 0.210
2006 356.7 0.207
2007 359.2 0.204
2008 1.7 0.202
2009 4.3 0.200
2010 6.9 0.198
2011 9.6 0.197
2012 12.3 0.196
2013 15.0 0.195
2014 17.8 0.194
2015 20.5 0.193
2016 23.3 0.193
2017 26.1 0.193
2018 28.9 0.193
2019 31.7 0.194
2020 34.5 0.194
2021 37.2 0.195
2022 39.9 0.196
2023 42.6 0.197
2024 45.3 0.198
2025 47.9 0.200
2026 50.5 0.201
2027 53.0 0.203
2028 55.6 0.204
2029 58.0 0.206
2030 60.5 0.207


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



 
 


wds12111-5302a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
 
WDS 12111-5302 HU 1604 (HD 105856) : NOTES
 
 
discov_num notes refcode
HU 1604 Ma,Mb = 1.045 +/- 0.042, 0.978 +/- 0.039 \msun. GmJ2022
 
 
REFERENCES
 
 
refcode metd author reference
Doc2020d orb - Docobo, J.A., Mendez, R.A., Campo, P., Costa, E., & Gomez, J. 2020IAUDS.201....1A
Doc2020d Inf. Circ. 201, 1, 2020
GmJ2022 orb j Gomez, J., Docobo, J.A., Campo, P.P., Andrade, M., Mendez, R.A. & Costa, E. 2022MNRAS.509.4229G
GmJ2022 +not MNRAS 509, 4229, 2022
 
 
DISCOVERER
 
 
idgroup discov author
1 HU Hussey, W.F.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12111-5302 HU 1604 1991 12 327 0.3 10.19 10.54 G0 121105.27-530217.2
12111-5302 HU 1604 2018 13 29 0.2 10.19 10.54 G0 121105.27-530217.2
12111-5302 HU 1604 2021 14 39 0.2 10.19 10.54 G0 O 121105.27-530217.2

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

 
 
WDS 12111-5302 HU 1604 (HD 105856) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12111-5302 HU 1604 (HD 105856) : MEASURES
 
 
No records found.

 
 
WDS 12111-5302 (HD 105856) : VIRTUAL EYEPIECE
 
 

12111-5302 HU 1604A mag 10.19 Sp F9V 12111-5302 HU 1604B sep 0.2 P.A. 25.60 mag 10.54 Sp G1V 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 12111-5302 (HD 105856) : ALADIN DSS IMAGE @ 12h 11m 05.27s -53° 02' 17.2"
 
 
 
 
WDS 12111-5302 HU 1604 (HD 105856) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


12111-5302  HU 1604 distance=0' 12118-5306  HDS1722AB distance=8' 12118-5306  HDS1722Aa,Ab distance=8' 12095-5320  I   899 distance=23' 12082-5241  TDS8241 distance=34' 12117-5222  RIZ   2 distance=41' 12070-5332  TDS8227 distance=47' 12118-5349  RST2784 distance=48' 12065-5238  RST 574 distance=49' 12112-5213  R   192AB distance=50' 12112-5213  KOU   6AC distance=50' 12052-5252  TDS8218 distance=54' 12076-5349  TDS8233 distance=57' 12069-5347  RST2779 distance=60' 12166-5336  TDS8298 distance=60' 12053-5334  KPP3862 distance=62' 12161-5350  TDS8292 distance=66' 12087-5406  BRT2069 distance=68' 12049-5224  RST5574AB distance=68' 12049-5224  SIN  70AC distance=68' 12048-5224  DAM 570 distance=69' 12043-5229  DAM 569AB distance=70' 12046-5223  RST 572 distance=71' 12047-5221  JNN 166AB distance=71' 12047-5221  JNN 166AC distance=71' 12040-5336  DAM 567AB distance=72' 12040-5336  DAM 567AC distance=72' 12043-5225  DAM 568BC distance=73' 12043-5225  DAM 568AB distance=73' 12033-5325  RST1635AB distance=74' 12033-5325  DAM 565AB,C distance=74' 12033-5325  DAM 565AB,D distance=74' 12108-5148  RST1651 distance=75' 12037-5336  DAM 566 distance=75' 12053-5357  TDS8220 distance=76' 12098-5147  I   216 distance=77' 12031-5236  TDS8193 distance=78' 12034-5338  RST1636 distance=78' 12182-5218  I  1220 distance=79' 12026-5236  TDS8188 distance=81' 12032-5343  DAM 517 distance=82' 12148-5146  LDS 394 distance=84' 12053-5407  LDS 382 distance=84' 12193-5346  RST2791 distance=86' 12023-5232  RST 570 distance=86' 12042-5203  RST 571 distance=87' 12203-5242  BRT2072 distance=87' 12209-5333  LDS 404 distance=93' 12205-5227  CPO 347 distance=93' 12213-5250  WSP  87AB distance=94' 12213-5250  WSP  87AC distance=94' 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 12111-5302 HU 1604 39 0.2
Show 12118-5306 HDS1722 AB 175 0.8 8
Show 12118-5306 HDS1722 Aa,Ab 33 0.1 8
Show 12095-5320 I 899 258 1.6 23
Show 12082-5241 TDS8241 1 1.7 34
Show 12117-5222 RIZ 2 348 0.1 41
Show 12070-5332 TDS8227 175 1.0 47
Show 12118-5349 RST2784 294 4.4 48
Show 12065-5238 RST 574 61 0.8 49
Show 12112-5213 R 192 AB 100 3.2 50
Show 12112-5213 KOU 6 AC 251 6.9 50
Show 12052-5252 TDS8218 85 2.9 54
Show 12076-5349 TDS8233 262 1.4 57
Show 12069-5347 RST2779 117 3.7 60
Show 12166-5336 TDS8298 27 0.5 60
Show 12053-5334 KPP3862 322 44.0 62
Show 12161-5350 TDS8292 105 0.6 66
Show 12087-5406 BRT2069 47 6.2 68
Show 12049-5224 RST5574 AB 143 8.6 68
Show 12049-5224 SIN 70 AC 278 46.7 68
Show 12048-5224 DAM 570 9 7.5 69
Show 12043-5229 DAM 569 AB 118 3.3 70
Show 12046-5223 RST 572 228 3.0 71
Show 12047-5221 JNN 166 AB 258 4.2 71
Show 12047-5221 JNN 166 AC 234 0.3 71
Show 12040-5336 DAM 567 AB 97 6.6 72
Show 12040-5336 DAM 567 AC 311 7.1 72
Show 12043-5225 DAM 568 BC 131 6.3 73
Show 12043-5225 DAM 568 AB 41 10.0 73
Show 12033-5325 RST1635 AB 351 1.6 74
Show 12033-5325 DAM 565 AB,C 253 7.4 74
Show 12033-5325 DAM 565 AB,D 248 12.0 74
Show 12108-5148 RST1651 7 0.7 75
Show 12037-5336 DAM 566 36 6.3 75
Show 12053-5357 TDS8220 62 0.5 76
Show 12098-5147 I 216 27 1.0 77
Show 12031-5236 TDS8193 333 1.8 78
Show 12034-5338 RST1636 230 1.4 78
Show 12182-5218 I 1220 305 0.2 79
Show 12026-5236 TDS8188 149 0.5 81
Show 12032-5343 DAM 517 20 7.9 82
Show 12148-5146 LDS 394 187 23.9 84
Show 12053-5407 LDS 382 36 27.8 84
Show 12193-5346 RST2791 24 0.4 86
Show 12023-5232 RST 570 220 0.7 86
Show 12042-5203 RST 571 354 2.1 87
Show 12203-5242 BRT2072 37 2.6 87
Show 12209-5333 LDS 404 246 30.5 93
Show 12205-5227 CPO 347 56 5.7 93
Show 12213-5250 WSP 87 AB 202 4.1 94
Show 12213-5250 WSP 87 AC 241 5.6 94

 
 
WDS 12111-5302 : COMPONENTS
 
 
  A
B pa=25.6°
sep=0.17"
 
 
12111-5302 A
 
 
Componente originario normalizzato AB Name HD 105856 Coord arcsec 2000 121105.27-530217.2 Mag 10.19
Spectral class F9V (yellow-white) PmRA -76.00 PmDE 27.0 SAO 239726
HIP 59395 Tycho2 8632-00218-1 HD 105856 CP CP-52 5302
Tycho2
Tycho2 8632-00218-1 Pflag RAmdeg 182.77165479 DEmdeg -53.03803629
PmRA -75.6 PmDE 28.1 E RAmdeg 13 E DEmdeg 14
E pmRA 1.7 E pmDE 1.6 EpRAm 1990.36 EpDEm 1990.00
Num 10 Q RAmdeg 0.8 Q DEmdeg 0.9 Q pmRA 0.8
Q pmDE 0.9 BTmag 10.300 E BTmag 0.025 VTmag 9.602
E VTmag 0.020 Prox 785 TYC T HIP 59395
CCDM AB RAdeg 182.77194472 DEdeg -53.03810056 EpRA 1990 1.70
EpDE 1990 1.67 E RAdeg 13.0 E DEdeg 13.9 Posflg P
Corr -0.3
SAO
SAO 239726 DelFlag RA1950 PmRA1950 -0.0117
DE1950 PmDE1950 0.018 Vmag 9.5 SpType G0
Double code Source 42 CatNum 4578 DM CP-52 5302
DMcomp BDsup HD 105856 M HD 0
GC RA1950rad 3.17853779 DE1950rad -0.92084108 PmRA2000 -0.0118
PmDE2000 0.021
Hipparcos
Catalog H HIP 59395 Proxy H RAhms 12 11 05.27
DEdms -53 02 17.2 Vmag 9.46 VarFlag R Vmag H
RAdeg 182.772 DEdeg -53.0381 AstroRef * Plx 9.97
CCDM 12111-5302 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 327 Rho 0.283 HD 105856 BD
CD CP CP-52 5302 Dm number -52 5302 VIred 0.76
SpType K1/K2IV/V+. R SpType Coord arcsec 2000 121105.27-530217.2
Hipparcos 2
HIP 59395 Sn 55 So 3 Nc 2
RArad 3.1899723694 DErad -0.9256896445 Plx 9.66 PmRA -72.73
PmDE 25.75 E RArad 1.08 E DErad 1.07 E Plx 1.78
E pmRA 1.57 E pmDE 1.19 Hpmag 9.5935 E Hpmag 0.0021
SHp 0.027 VA 0 BV 0.64 E BV 0.027
VI 0.7
CCDM
Ccdm 12111-5302 RComp Comp A Note1
Note2 Discov num DRAs -1.05 DDEs -17.6
R dRAs 10 Year Theta Rho
Obs 2 Vmag 10.1 Sp G0 PmNote *
PmRA -107 PmDE 18 Dm number -52 5302 Cat1 CPD
Name2 239726 Cat2 SAO HD 105856 M HD
ADS BDS M ADS BDS N IDS IDS 12059S5229A
HIC 59395
 
 
12111-5302 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 121105.28-530217.0 Mag 10.54 Spectral class G1V (yellow)
Calc delta mag 0.35 Calc coord yes
CCDM
Ccdm 12111-5302 RComp Comp B Note1
Note2 Discov num HU 1604 DRAs DDEs
R dRAs Year 1943 Theta 287 Rho 0.5
Obs 4 Vmag 10.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 12059S5229B
HIC 59395