01198-0031 FIN 337 BC
01h 19m 48.33s -00° 30' 31.0" P.A. 16.00 sep 0.1 mag 7.40,7.60 Sp F5 dist. 100.7 pc (328.48 l.y.)
Coord 2000 |
01198-0031 |
|
Discov num |
FIN 337 |
|
Comp |
BC |
|
Coord arcsec 2000 |
01 19 48.33 -00 30 31.0 |
|
Date first |
1958 |
|
Date last |
2021 |
|
Obs |
89 |
|
Pa first |
227 |
|
Pa last |
15.5 |
|
P.A. Now (θ) |
225.4° |
|
Sep first |
0.1 |
|
Sep last |
0.084 |
|
Sep. Now (ρ) |
0.085" |
|
Mag pri |
7.40 |
|
Mag sec |
7.60 |
|
delta mag (ΔM) |
0.2 |
|
Spectral class |
F5 (yellow-white) |
|
Pri motion ra |
+013 |
|
Sec motion ra |
|
|
Pri motion dec |
-014 |
|
Sec motion dec |
|
|
Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
01198-0031 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
42 Cet |
129235 |
01 19 48 -00 30 32 |
STF 113 A,BC |
2021 |
334 |
21 |
1.6 |
6.45 |
6.99 |
0.54 |
Y |
|
Show |
|
129235 |
01 19 48 -00 30 31 |
FIN 337 BC |
2021 |
89 |
16 |
0.1 |
7.40 |
7.60 |
0.20 |
Y |
<=== |
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cetus |
|
SAO |
129235 |
|
HIP |
6226 |
|
Tycho2 |
4682-01383-2 |
|
HD |
8036 |
|
HR |
385 |
|
GC |
1600 |
|
ADS |
1081 |
|
BD |
BD-01 171 |
|
Distance |
100.7 |
|
Distance ly |
328.48 |
|
ORBITAL ELEMENTS
Period (P) | 27.028y | ± 0.09 |
Periastron (T) | 1995.04y | ± 0.13 |
Semi-major axis (a) | 0.10855a | ± 0.00071 |
Eccentricity (e) | 0.215 | ± 0.011 |
Inclination (i) | 16.8° | ± 2.8 |
Longitude of periastron (ω) | 13° | ± 18 |
Node (Ω) | 194° | ± 17 |
Notes | n | |
Reference | Msn2010c | |
Equinox | 2000 | |
Last observation | 2009 | |
Grade | 2 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
298.1 |
0.100 |
2001 |
312.1 |
0.106 |
2002 |
324.6 |
0.112 |
2003 |
335.8 |
0.117 |
2004 |
346.0 |
0.122 |
2005 |
355.6 |
0.126 |
2006 |
4.6 |
0.129 |
2007 |
13.3 |
0.131 |
2008 |
21.8 |
0.132 |
2009 |
30.2 |
0.131 |
2010 |
38.8 |
0.130 |
2011 |
47.7 |
0.128 |
2012 |
56.9 |
0.124 |
2013 |
66.7 |
0.120 |
2014 |
77.3 |
0.115 |
2015 |
88.8 |
0.110 |
2016 |
101.4 |
0.105 |
2017 |
115.4 |
0.100 |
2018 |
130.8 |
0.095 |
2019 |
147.6 |
0.091 |
2020 |
165.8 |
0.088 |
2021 |
185.0 |
0.086 |
2022 |
205.1 |
0.085 |
2023 |
225.4 |
0.085 |
2024 |
245.4 |
0.086 |
2025 |
264.5 |
0.089 |
2026 |
282.0 |
0.094 |
2027 |
297.7 |
0.099 |
2028 |
311.7 |
0.105 |
2029 |
324.2 |
0.111 |
2030 |
335.5 |
0.117 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|