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)215.2y Periastron (T)2055.34y Semi-major axis (a)0.355a
Eccentricity (e)0.3 Inclination (i)56° Longitude of periastron (ω)15.6°
Node (Ω)103.7° Notesn ReferenceTok2023a
Equinox2000 Last observation2021 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 342.1 0.242
2001 344.0 0.237
2002 346.1 0.233
2003 348.2 0.228
2004 350.4 0.224
2005 352.7 0.220
2006 355.0 0.216
2007 357.5 0.212
2008 0.0 0.209
2009 2.6 0.206
2010 5.3 0.203
2011 8.1 0.201
2012 10.9 0.198
2013 13.8 0.196
2014 16.7 0.195
2015 19.7 0.194
2016 22.7 0.193
2017 25.8 0.192
2018 28.8 0.192
2019 31.9 0.192
2020 34.9 0.193
2021 37.9 0.194
2022 40.9 0.195
2023 43.8 0.196
2024 46.7 0.198
2025 49.6 0.200
2026 52.4 0.202
2027 55.1 0.205
2028 57.7 0.207
2029 60.3 0.210
2030 62.8 0.213
2031 65.3 0.216
2032 67.7 0.219
2033 70.0 0.222
2034 72.2 0.225
2035 74.4 0.228
2036 76.5 0.231
2037 78.6 0.234
2038 80.7 0.237
2039 82.6 0.239
2040 84.6 0.242
2041 86.5 0.244
2042 88.4 0.246
2043 90.2 0.247
2044 92.1 0.249
2045 93.9 0.250
2046 95.7 0.251
2047 97.4 0.252
2048 99.2 0.252
2049 101.0 0.252
2050 102.8 0.251


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
wds12111-5302c.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
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
Tok2023a orb - Tokovinin, A. 2023IAUDS.209....1T
Tok2023a Inf. Circ. 209, 1, 2023
 
 
DISCOVERER
 
 
discov author
GMJ Gomez, J., Docobo, J.A., Campo, P.P., Andrade, M., Mendez, R.A. & Costa, E.
TOK Tokovinin, A., Cantarutti, R., Tighe, R., Schurter, P., van der Bliek, N.,
TOK Martinez, M., & Mondaca, E.
TOK Tokovinin, A., Corbett, H., Fors, O., Howard, W., Law, N.M., Moe, M.,
TOK Tokovinin, A. & Briceno, C.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
12111-5302 HU 1604 1991 12 327 0.3 10.19 10.54 G0 -52 5302 121105.27-530217.2
12111-5302 HU 1604 2018 13 29 0.2 10.19 10.54 G0 -52 5302 121105.27-530217.2
12111-5302 HU 1604 2021 14 39 0.2 10.19 10.54 G0 -52 5302 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. 38.60 mag 10.54 Sp G1V virtual eyepiece
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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 0
Show 12118-5306 HDS1722 AB 176 0.8 8
Show 12118-5306 HDS1722 Aa,Ab 27 0.0 8
Show 12095-5320 I 899 258 1.6 23
Show 12082-5241 TDS8241 1 1.7 34
Show 12117-5222 RIZ 2 36 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 350 3.9 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 50 4.7 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=38.6°
sep=0.19"
 
 
12111-5302 A
 
 
Name HD 105856 Coord arcsec 2000 121105.27-530217.2 Mag 10.19 Spectral class F9V (yellow-white)
PmRA -76.00 PmDE 27.0 HIP 59395 Tycho2 8632-00218-1
HD 105902 DM CD-52 5302 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
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 -73.56 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 327 Rho 0.283 HD 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 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
 
 
Coord arcsec 2000 121105.28-530217.0 Mag 10.54 Spectral class G1V (yellow) Delta magnitude 0.35
Coordinate calculated 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