04359+2254 KSA 109 Ba,Bb
04h 35m 53.50s +22° 54' 09.0" P.A. 294.00 sep 0.1 mag 9.10,10.50 Sp K7
| Coord 2000 |
04359+2254 |
|
Discov num |
KSA 109 |
|
Comp |
Ba,Bb |
|
Coord arcsec 2000 |
04 35 53.50 +22 54 09.0 |
|
| Date first |
2007 |
|
Date last |
2018 |
|
Obs |
12 |
|
| Pa first |
92 |
|
Pa last |
293.9 |
|
P.A. Now (θ) |
308.9° |
|
| Sep first |
0.0 |
|
Sep last |
0.081 |
|
Sep. Now (ρ) |
0.082" |
|
| Mag pri |
9.10 |
|
Mag sec |
10.50 |
|
delta mag (ΔM) |
1.4 |
|
Spectral class |
K7 (yellow-orange) |
|
| Pri motion ra |
-011 |
|
Sec motion ra |
|
|
| Pri motion dec |
-025 |
|
Sec motion dec |
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| Notes |
N
O
K
(See Notes, Orbital solution, K-band or other infrared magnitudes) |
|
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
This double is physical.
04359+2254 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
04 35 54 +22 54 14 |
LEI 21 AB |
2015 |
9 |
243 |
10.1 |
14.80 |
14.20 |
0.60 |
|
|
| Show |
|
|
04 35 54 +22 54 14 |
HAT 12 AC |
2015 |
7 |
297 |
21.4 |
14.80 |
13.80 |
1.00 |
|
|
| Show |
|
|
04 35 54 +22 54 14 |
ITO 33 AD |
2003 |
1 |
174 |
8.3 |
7.49 |
17.12 |
9.63 |
|
|
| Show |
|
|
04 35 54 +22 54 09 |
KSA 109 Ba,Bb |
2018 |
12 |
294 |
0.1 |
9.10 |
10.50 |
1.40 |
Y |
<=== |
| Show |
|
|
04 35 54 +22 54 09 |
HAT 12 BC |
2015 |
7 |
325 |
17.4 |
14.20 |
13.80 |
0.40 |
|
|
| Show |
|
|
04 35 53 +22 54 23 |
OCC 9096 Ca,Cb |
1993 |
0 |
-1 |
0.0 |
7.80 |
10.00 |
2.20 |
|
|
Sextuple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Taurus |
|
Gaia DR2 |
145213192171160064 |
|
ORBITAL ELEMENTS
| Period (P) | 9984d (27.33y) | ± 494 |
Periastron (T) | 54804d (2008.924y) | ± 28 |
Semi-major axis (a) | 56.35m | ± 0.94 |
| Eccentricity (e) | 0.521 | ± 0.009 |
Inclination (i) | 45.7° | ± 1.3 |
Longitude of periastron (ω) | 200.8° | ± 5 |
| Node (Ω) | 292.5° | ± 1.7 |
Notes | n | |
Reference | Riz2020 | |
| Equinox | | |
Last observation | 2018 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
327.7 |
0.067 |
| 2001 |
333.8 |
0.062 |
| 2002 |
341.0 |
0.055 |
| 2003 |
350.2 |
0.049 |
| 2004 |
2.3 |
0.042 |
| 2005 |
18.6 |
0.036 |
| 2006 |
40.5 |
0.032 |
| 2007 |
67.5 |
0.029 |
| 2008 |
97.0 |
0.029 |
| 2009 |
130.2 |
0.026 |
| 2010 |
174.0 |
0.023 |
| 2011 |
217.6 |
0.027 |
| 2012 |
243.8 |
0.036 |
| 2013 |
258.8 |
0.046 |
| 2014 |
268.6 |
0.055 |
| 2015 |
275.8 |
0.063 |
| 2016 |
281.4 |
0.069 |
| 2017 |
286.3 |
0.075 |
| 2018 |
290.5 |
0.078 |
| 2019 |
294.4 |
0.081 |
| 2020 |
298.1 |
0.083 |
| 2021 |
301.7 |
0.084 |
| 2022 |
305.2 |
0.083 |
| 2023 |
308.9 |
0.082 |
| 2024 |
312.6 |
0.080 |
| 2025 |
316.6 |
0.077 |
| 2026 |
321.0 |
0.073 |
| 2027 |
325.9 |
0.069 |
| 2028 |
331.6 |
0.064 |
| 2029 |
338.4 |
0.058 |
| 2030 |
346.9 |
0.051 |
|
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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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