02412-0042 STF 295 (84 Cet)
02h 41m 14.00s -00° 41' 44.4" P.A. 302.00 sep 3.9 mag 5.82,9.68 Sp F6V dist. 22.59 pc (73.69 l.y.)
Coord 2000 |
02412-0042 |
|
Discov num |
STF 295 |
|
Comp |
|
|
Coord arcsec 2000 |
02 41 14.00 -00 41 44.4 |
|
Date first |
1829 |
|
Date last |
2016 |
|
Obs |
121 |
|
Pa first |
335 |
|
Pa last |
301.6 |
|
P.A. Now (θ) |
301.6° |
|
Sep first |
4.6 |
|
Sep last |
3.901 |
|
Sep. Now (ρ) |
3.901" |
|
Mag pri |
5.82 |
|
Mag sec |
9.68 |
|
delta mag (ΔM) |
3.86 |
|
Spectral class |
F6V (yellow-white) |
|
Pri motion ra |
+222 |
|
Sec motion ra |
+219 |
|
Pri motion dec |
-127 |
|
Sec motion dec |
-125 |
|
Notes |
N
O
(See Notes, Orbital solution) |
|
rPM=0.014 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
84 Cet |
|
Var name |
NSV893 Cet |
|
Constellation |
Cetus |
|
SAO |
130055 |
|
HIP |
12530 |
|
Tycho2 |
4699-01214-1 |
|
HD |
16765 |
|
HR |
790 |
|
GC |
3235 |
|
ADS |
2046 |
|
BD |
BD-01 377 |
|
Flamsteed |
84 Ceti |
|
Flamsteed name |
84 Cet |
|
Distance |
22.59 |
|
Distance ly |
73.69 |
|
ORBITAL ELEMENTS
Period (P) | 3193.9628y | ± 1775.8156 |
Periastron (T) | 1648.7972y | ± 547.2949 |
Semi-major axis (a) | 13.91356a | ± 7.37013 |
Eccentricity (e) | 0.80099 | ± 0.14736 |
Inclination (i) | 102.627° | ± 8.955 |
Longitude of periastron (ω) | 117.242° | ± 41.718 |
Node (Ω) | 169.625° | ± 62.518 |
Notes | n | |
Reference | Izm2019 | |
Equinox | | |
Last observation | 2012 | |
Grade | 5 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
304.9 |
3.942 |
2001 |
304.7 |
3.938 |
2002 |
304.5 |
3.933 |
2003 |
304.3 |
3.929 |
2004 |
304.1 |
3.924 |
2005 |
303.9 |
3.920 |
2006 |
303.7 |
3.916 |
2007 |
303.6 |
3.911 |
2008 |
303.4 |
3.907 |
2009 |
303.2 |
3.903 |
2010 |
303.0 |
3.899 |
2011 |
302.8 |
3.894 |
2012 |
302.6 |
3.890 |
2013 |
302.4 |
3.886 |
2014 |
302.2 |
3.882 |
2015 |
302.1 |
3.878 |
2016 |
301.9 |
3.873 |
2017 |
301.7 |
3.869 |
2018 |
301.5 |
3.865 |
2019 |
301.3 |
3.861 |
2020 |
301.1 |
3.857 |
2021 |
300.9 |
3.853 |
2022 |
300.7 |
3.849 |
2023 |
300.5 |
3.845 |
2024 |
300.3 |
3.841 |
2025 |
300.1 |
3.838 |
2026 |
299.9 |
3.834 |
2027 |
299.7 |
3.830 |
2028 |
299.5 |
3.826 |
2029 |
299.4 |
3.822 |
2030 |
299.2 |
3.819 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|