14463+0939 STF 1879 AB
14h 46m 15.58s +09° 38' 48.2" P.A. 82.00 sep 1.7 mag 7.79,8.45 Sp G2V dist. 43.22 pc (140.98 l.y.)
| Coord 2000 |
14463+0939 |
|
Discov num |
STF1879 |
|
Comp |
AB |
|
Coord arcsec 2000 |
14 46 15.58 +09 38 48.2 |
|
| Date first |
1827 |
|
Date last |
2021 |
|
Obs |
321 |
|
| Pa first |
68 |
|
Pa last |
81.8 |
|
P.A. Now (θ) |
81.5° |
|
| Sep first |
1.2 |
|
Sep last |
1.738 |
|
Sep. Now (ρ) |
1.715" |
|
| Mag pri |
7.79 |
|
Mag sec |
8.45 |
|
delta mag (ΔM) |
0.66 |
|
Spectral class |
G2V (yellow) |
|
| Pri motion ra |
+074 |
|
Sec motion ra |
+071 |
|
| Pri motion dec |
-264 |
|
Sec motion dec |
-266 |
|
| Notes |
N
O
(See Notes, Orbital solution) |
|
rPM=0.013 (< 0.3, Physical double)
This double is physical.
14463+0939 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
120651 |
14 46 16 +09 38 48 |
STF 1879 AB |
2021 |
321 |
82 |
1.7 |
7.79 |
8.45 |
0.66 |
Y |
<=== |
| Show |
HD 130145 |
120651 |
14 46 16 +09 38 48 |
STF 1879 AB,C |
2016 |
8 |
232 |
38.9 |
7.32 |
12.10 |
4.78 |
|
|
| Show |
|
120651 |
14 46 16 +09 38 48 |
STF 1879 AB,D |
2016 |
9 |
229 |
119.3 |
7.32 |
10.80 |
3.48 |
|
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Quadruple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Bootes |
|
SAO |
120651 |
|
HIP |
72221 |
|
Tycho2 |
0911-00578-1 |
|
| Gaia DR2 |
1174513645233715584 |
|
HD |
130145 |
|
GC |
19886 |
|
ADS |
9380 |
|
| BD |
BD+10 2739 |
|
Distance |
43.22 |
|
Distance ly |
140.98 |
|
ORBITAL ELEMENTS
| Period (P) | 253y | ± 10 |
Periastron (T) | 1866y | ± 3 |
Semi-major axis (a) | 1.111a | ± 0.033 |
| Eccentricity (e) | 0.6989 | ± 0.001 |
Inclination (i) | 117.8° | ± 3.4 |
Longitude of periastron (ω) | 327.8° | ± 4.6 |
| Node (Ω) | 251.24° | ± 0.87 |
Notes | n | |
Reference | Msn1999a | |
| Equinox | 2000 | |
Last observation | | |
Grade | 3 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
86.1 |
1.694 |
| 2001 |
85.8 |
1.697 |
| 2002 |
85.6 |
1.700 |
| 2003 |
85.4 |
1.703 |
| 2004 |
85.2 |
1.706 |
| 2005 |
85.0 |
1.708 |
| 2006 |
84.8 |
1.710 |
| 2007 |
84.6 |
1.712 |
| 2008 |
84.4 |
1.714 |
| 2009 |
84.2 |
1.715 |
| 2010 |
84.0 |
1.717 |
| 2011 |
83.8 |
1.718 |
| 2012 |
83.6 |
1.719 |
| 2013 |
83.4 |
1.719 |
| 2014 |
83.2 |
1.720 |
| 2015 |
83.0 |
1.720 |
| 2016 |
82.9 |
1.720 |
| 2017 |
82.7 |
1.720 |
| 2018 |
82.5 |
1.720 |
| 2019 |
82.3 |
1.719 |
| 2020 |
82.1 |
1.719 |
| 2021 |
81.9 |
1.718 |
| 2022 |
81.7 |
1.716 |
| 2023 |
81.5 |
1.715 |
| 2024 |
81.3 |
1.713 |
| 2025 |
81.1 |
1.711 |
| 2026 |
80.9 |
1.709 |
| 2027 |
80.7 |
1.707 |
| 2028 |
80.5 |
1.704 |
| 2029 |
80.3 |
1.702 |
| 2030 |
80.1 |
1.699 |
|
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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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