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 |
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Discov num |
REP 21 |
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Comp |
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Coord arcsec 2000 |
11 10 27.89 -37 31 51.9 |
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Date first |
1989 |
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Date last |
2016 |
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Obs |
12 |
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Pa first |
230 |
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Pa last |
206.6 |
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P.A. Now (θ) |
206.6° |
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Sep first |
1.4 |
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Sep last |
1.547 |
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Sep. Now (ρ) |
1.547" |
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Mag pri |
12.06 |
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Mag sec |
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delta mag (ΔM) |
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Spectral class |
M3 (red) |
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Pri motion ra |
-100 |
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Sec motion ra |
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Pri motion dec |
-014 |
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Sec motion dec |
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Notes |
N
O
(See Notes, Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Centaurus |
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Gaia DR2 |
5396978667759696000 |
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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° | |
Notes | n | |
Reference | Kll2017 | |
Equinox | 2000 | |
Last observation | 2014 | |
Grade | 5 | (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 |
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Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
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Measures: green=micrometric, blue=interferometric, purple=photographic |
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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° | |
Notes | n | |
Reference | Kll2017 | |
Equinox | 2000 | |
Last observation | 2014 | |
Grade | 5 | (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 |
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Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
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Measures: green=micrometric, blue=interferometric, purple=photographic |
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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° | |
Notes | n | |
Reference | Kll2017 | |
Equinox | 2000 | |
Last observation | 2014 | |
Grade | 5 | (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 |
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Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
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Measures: green=micrometric, blue=interferometric, purple=photographic |
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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° | |
Notes | n | |
Reference | Kll2017 | |
Equinox | 2000 | |
Last observation | 2014 | |
Grade | 5 | (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 |
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Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
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Measures: green=micrometric, blue=interferometric, purple=photographic |
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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° | |
Notes | n | |
Reference | Kll2017 | |
Equinox | 2000 | |
Last observation | 2014 | |
Grade | 5 | (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 |
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Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
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Measures: green=micrometric, blue=interferometric, purple=photographic |
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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° | |
Notes | n | |
Reference | Kll2017 | |
Equinox | 2000 | |
Last observation | 2014 | |
Grade | 5 | (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 |
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Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
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Measures: green=micrometric, blue=interferometric, purple=photographic |
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