13291+1128 BU 113 AB
13h 29m 06.11s +11° 28' 10.1" P.A. 271.00 sep 1.7 mag 8.73,10.66 Sp K0 dist. 58 pc (189.2 l.y.)
Coord 2000 |
13291+1128 |
|
Discov num |
BU 113 |
|
Comp |
AB |
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Coord arcsec 2000 |
13 29 06.11 +11 28 10.1 |
|
Date first |
1873 |
|
Date last |
2018 |
|
Obs |
56 |
|
Pa first |
210 |
|
Pa last |
270.5 |
|
P.A. Now (θ) |
270.5° |
|
Sep first |
1.6 |
|
Sep last |
1.722 |
|
Sep. Now (ρ) |
1.722" |
|
Mag pri |
8.73 |
|
Mag sec |
10.66 |
|
delta mag (ΔM) |
1.93 |
|
Spectral class |
K0 (yellow-orange) |
|
Pri motion ra |
-193 |
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Sec motion ra |
-193 |
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Pri motion dec |
-219 |
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Sec motion dec |
-219 |
|
Notes |
O
(Orbital solution) |
|
This double is physical.
13291+1128 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
13 29 06 +11 28 10 |
BU 113 AB |
2018 |
56 |
271 |
1.7 |
8.73 |
10.66 |
1.93 |
Y |
<=== |
Show |
|
|
13 29 06 +11 28 10 |
DEA 50 AC |
2015 |
3 |
174 |
15.9 |
6.57 |
12.01 |
5.44 |
|
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Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Virgo |
|
HIP |
65780 |
|
Tycho2 |
0895-00208-1 |
|
Gaia DR2 |
3738496837616389632 |
|
ADS |
8917 |
|
BD |
BD+12 2597 |
|
Distance |
58 |
|
Distance ly |
189.2 |
|
ORBITAL ELEMENTS
Period (P) | 1056.4y | |
Periastron (T) | 2043.9y | |
Semi-major axis (a) | 2.639a | |
Eccentricity (e) | 0.352 | |
Inclination (i) | 51.5° | |
Longitude of periastron (ω) | 9.1° | |
Node (Ω) | 276.8° | |
Notes | | |
Reference | Hrt2013a | |
Equinox | 2000 | |
Last observation | 2009 | |
Grade | 5 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
261.8 |
1.695 |
2001 |
262.3 |
1.697 |
2002 |
262.7 |
1.699 |
2003 |
263.2 |
1.701 |
2004 |
263.7 |
1.702 |
2005 |
264.2 |
1.704 |
2006 |
264.6 |
1.706 |
2007 |
265.1 |
1.707 |
2008 |
265.6 |
1.709 |
2009 |
266.1 |
1.710 |
2010 |
266.5 |
1.712 |
2011 |
267.0 |
1.713 |
2012 |
267.5 |
1.714 |
2013 |
268.0 |
1.715 |
2014 |
268.4 |
1.716 |
2015 |
268.9 |
1.717 |
2016 |
269.4 |
1.717 |
2017 |
269.8 |
1.718 |
2018 |
270.3 |
1.719 |
2019 |
270.8 |
1.719 |
2020 |
271.2 |
1.719 |
2021 |
271.7 |
1.720 |
2022 |
272.2 |
1.720 |
2023 |
272.6 |
1.720 |
2024 |
273.1 |
1.720 |
2025 |
273.6 |
1.720 |
2026 |
274.0 |
1.719 |
2027 |
274.5 |
1.719 |
2028 |
275.0 |
1.719 |
2029 |
275.4 |
1.718 |
2030 |
275.9 |
1.717 |
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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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