11105-3732 REP 21

 
 
11h 10m 27.89s -37° 31' 51.9" P.A. 207.00 sep 1.5 mag 12.06, Sp M3
 
 
Coord 2000 11105-3732 Discov num REP  21 Comp Coord arcsec 2000 11 10 27.89 -37 31 51.9
Date first 1989 Date last 2016 Obs 12
Pa first 230 Pa last 206.6 P.A. Now (θ) 206.6°
Sep first 1.4 Sep last 1.547 Sep. Now (ρ) 1.547"
Mag pri 12.06 Mag sec delta mag (ΔM) Spectral class M3 (red)
Pri motion ra -100 Sec motion ra
Pri motion dec -014 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Centaurus Gaia DR2 5396978667759696000
 
 
ORBITAL ELEMENTS SOLUTION #1
 
 
Period (P)785.76y Periastron (T)2321.3y Semi-major axis (a)2.321a
Eccentricity (e)0.1694 Inclination (i)120.67° Longitude of periastron (ω)260.46°
Node (Ω)331.95° Notesn ReferenceKll2017
Equinox2000 Last observation2014 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 215.3 1.475
2001 214.7 1.479
2002 214.1 1.484
2003 213.6 1.489
2004 213.0 1.493
2005 212.5 1.498
2006 211.9 1.503
2007 211.4 1.508
2008 210.8 1.513
2009 210.3 1.518
2010 209.8 1.523
2011 209.2 1.528
2012 208.7 1.533
2013 208.2 1.539
2014 207.6 1.544
2015 207.1 1.550
2016 206.6 1.555
2017 206.1 1.561
2018 205.6 1.566
2019 205.1 1.572
2020 204.6 1.578
2021 204.1 1.584
2022 203.6 1.589
2023 203.1 1.595
2024 202.6 1.601
2025 202.1 1.607
2026 201.7 1.613
2027 201.2 1.619
2028 200.7 1.625
2029 200.2 1.631
2030 199.8 1.638


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



 
 


wds11105-3732a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
 
ORBITAL ELEMENTS SOLUTION #2
 
 
Period (P)699.96y Periastron (T)1707y Semi-major axis (a)2.16a
Eccentricity (e)0.249 Inclination (i)122.3° Longitude of periastron (ω)298.97°
Node (Ω)324.51° Notesn ReferenceKll2017
Equinox2000 Last observation2014 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 215.3 1.476
2001 214.7 1.481
2002 214.1 1.485
2003 213.6 1.490
2004 213.0 1.494
2005 212.5 1.499
2006 211.9 1.504
2007 211.4 1.509
2008 210.8 1.514
2009 210.3 1.519
2010 209.7 1.524
2011 209.2 1.529
2012 208.7 1.535
2013 208.1 1.540
2014 207.6 1.545
2015 207.1 1.551
2016 206.6 1.556
2017 206.1 1.562
2018 205.6 1.567
2019 205.1 1.573
2020 204.6 1.579
2021 204.1 1.585
2022 203.6 1.590
2023 203.1 1.596
2024 202.6 1.602
2025 202.1 1.608
2026 201.6 1.614
2027 201.2 1.620
2028 200.7 1.627
2029 200.2 1.633
2030 199.8 1.639


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



 
 


wds11105-3732b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
 
ORBITAL ELEMENTS SOLUTION #3
 
 
Period (P)766.13y Periastron (T)1761.2y Semi-major axis (a)2.291a
Eccentricity (e)0.3215 Inclination (i)122.11° Longitude of periastron (ω)135.74°
Node (Ω)137.13° Notesn ReferenceKll2017
Equinox2000 Last observation2014 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 215.3 1.476
2001 214.7 1.480
2002 214.1 1.484
2003 213.6 1.489
2004 213.0 1.494
2005 212.5 1.498
2006 211.9 1.503
2007 211.4 1.508
2008 210.8 1.513
2009 210.3 1.518
2010 209.7 1.523
2011 209.2 1.529
2012 208.7 1.534
2013 208.2 1.539
2014 207.6 1.545
2015 207.1 1.550
2016 206.6 1.556
2017 206.1 1.561
2018 205.6 1.567
2019 205.1 1.573
2020 204.6 1.579
2021 204.1 1.585
2022 203.6 1.591
2023 203.1 1.597
2024 202.6 1.603
2025 202.1 1.609
2026 201.7 1.615
2027 201.2 1.621
2028 200.7 1.628
2029 200.2 1.634
2030 199.8 1.640


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



 
 


wds11105-3732c.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
 
ORBITAL ELEMENTS SOLUTION #4
 
 
Period (P)671.73y Periastron (T)1805y Semi-major axis (a)2.1a
Eccentricity (e)0.3976 Inclination (i)124.91° Longitude of periastron (ω)133.43°
Node (Ω)133.24° Notesn ReferenceKll2017
Equinox2000 Last observation2014 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 215.3 1.475
2001 214.7 1.480
2002 214.2 1.484
2003 213.6 1.489
2004 213.0 1.493
2005 212.5 1.498
2006 211.9 1.503
2007 211.4 1.508
2008 210.8 1.513
2009 210.3 1.518
2010 209.8 1.523
2011 209.2 1.528
2012 208.7 1.534
2013 208.2 1.539
2014 207.7 1.544
2015 207.1 1.550
2016 206.6 1.555
2017 206.1 1.561
2018 205.6 1.566
2019 205.1 1.572
2020 204.6 1.577
2021 204.1 1.583
2022 203.6 1.589
2023 203.1 1.595
2024 202.6 1.601
2025 202.1 1.607
2026 201.7 1.613
2027 201.2 1.619
2028 200.7 1.625
2029 200.2 1.631
2030 199.8 1.637


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



 
 


wds11105-3732d.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
 
ORBITAL ELEMENTS SOLUTION #5
 
 
Period (P)685.21y Periastron (T)1835.6y Semi-major axis (a)2.119a
Eccentricity (e)0.4671 Inclination (i)126.52° Longitude of periastron (ω)135.42°
Node (Ω)126.39° Notesn ReferenceKll2017
Equinox2000 Last observation2014 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 215.3 1.475
2001 214.7 1.480
2002 214.2 1.484
2003 213.6 1.489
2004 213.0 1.494
2005 212.5 1.498
2006 211.9 1.503
2007 211.4 1.508
2008 210.8 1.513
2009 210.3 1.518
2010 209.8 1.523
2011 209.2 1.529
2012 208.7 1.534
2013 208.2 1.539
2014 207.7 1.544
2015 207.1 1.550
2016 206.6 1.555
2017 206.1 1.561
2018 205.6 1.566
2019 205.1 1.572
2020 204.6 1.577
2021 204.1 1.583
2022 203.6 1.589
2023 203.1 1.595
2024 202.6 1.600
2025 202.1 1.606
2026 201.7 1.612
2027 201.2 1.618
2028 200.7 1.624
2029 200.3 1.630
2030 199.8 1.636


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



 
 


wds11105-3732e.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
 
ORBITAL ELEMENTS SOLUTION #6
 
 
Period (P)748.55y Periastron (T)1868.4y Semi-major axis (a)2.245a
Eccentricity (e)0.5602 Inclination (i)128.22° Longitude of periastron (ω)135°
Node (Ω)114.51° Notesn ReferenceKll2017
Equinox2000 Last observation2014 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 215.2 1.476
2001 214.7 1.481
2002 214.1 1.485
2003 213.5 1.490
2004 213.0 1.495
2005 212.4 1.500
2006 211.9 1.504
2007 211.3 1.509
2008 210.8 1.514
2009 210.3 1.519
2010 209.7 1.524
2011 209.2 1.530
2012 208.7 1.535
2013 208.1 1.540
2014 207.6 1.545
2015 207.1 1.550
2016 206.6 1.556
2017 206.1 1.561
2018 205.6 1.567
2019 205.1 1.572
2020 204.5 1.578
2021 204.1 1.583
2022 203.6 1.589
2023 203.1 1.595
2024 202.6 1.600
2025 202.1 1.606
2026 201.6 1.612
2027 201.1 1.618
2028 200.7 1.624
2029 200.2 1.630
2030 199.7 1.636


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



 
 


wds11105-3732f.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic