03184-0056 AC 2 AB (95 Cet)
03h 18m 22.43s -00° 55' 49.0" P.A. 262.00 sep 1.2 mag 5.60,7.97 Sp K1IV dist. 67.16 pc (219.08 l.y.)
| Coord 2000 |
03184-0056 |
|
Discov num |
AC 2 |
|
Comp |
AB |
|
Coord arcsec 2000 |
03 18 22.43 -00 55 49.0 |
|
| Date first |
1854 |
|
Date last |
2017 |
|
Obs |
103 |
|
| Pa first |
73 |
|
Pa last |
261.7 |
|
P.A. Now (θ) |
261.7° |
|
| Sep first |
0.7 |
|
Sep last |
1.173 |
|
Sep. Now (ρ) |
1.173" |
|
| Mag pri |
5.60 |
|
Mag sec |
7.97 |
|
delta mag (ΔM) |
2.37 |
|
Spectral class |
K1IV (yellow-orange) |
|
| Pri motion ra |
+252 |
|
Sec motion ra |
+254 |
|
| Pri motion dec |
-061 |
|
Sec motion dec |
-062 |
|
| Notes |
N
O
(See Notes, Orbital solution) |
|
rPM=0.009 (< 0.3, Physical double)
This double is physical.
03184-0056 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
95 Cet |
130408 |
03 18 22 -00 55 49 |
AC 2 AB |
2017 |
103 |
262 |
1.2 |
5.60 |
7.97 |
2.37 |
Y |
<=== |
| Show |
|
130408 |
03 18 22 -00 55 49 |
LDS 3472 AC |
2016 |
3 |
47 |
48.7 |
5.60 |
16.20 |
10.60 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
95 Cet |
|
Var name |
NSV1097 Cet |
|
Constellation |
Cetus |
|
SAO |
130408 |
|
| HIP |
15383 |
|
Tycho2 |
4708-01422-1 |
|
HD |
20559 |
|
HR |
992 |
|
| GC |
3953 |
|
ADS |
2459 |
|
BD |
BD-01 469 |
|
Flamsteed |
95 Ceti |
|
| Flamsteed name |
95 Cet |
|
Distance |
67.16 |
|
Distance ly |
219.08 |
|
ORBITAL ELEMENTS
| Period (P) | 385.8788y | ± 118.9859 |
Periastron (T) | 1889.5101y | ± 27.3829 |
Semi-major axis (a) | 1.17441a | ± 0.22 |
| Eccentricity (e) | 0.21372 | ± 0.14085 |
Inclination (i) | 64.035° | ± 3.98 |
Longitude of periastron (ω) | 69.87° | ± 52.907 |
| Node (Ω) | 68.018° | ± 4.961 |
Notes | n | |
Reference | Izm2019 | |
| Equinox | | |
Last observation | 2015 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
254.7 |
1.243 |
| 2001 |
255.0 |
1.243 |
| 2002 |
255.4 |
1.242 |
| 2003 |
255.7 |
1.241 |
| 2004 |
256.1 |
1.240 |
| 2005 |
256.4 |
1.239 |
| 2006 |
256.8 |
1.238 |
| 2007 |
257.2 |
1.236 |
| 2008 |
257.5 |
1.235 |
| 2009 |
257.9 |
1.233 |
| 2010 |
258.3 |
1.231 |
| 2011 |
258.6 |
1.228 |
| 2012 |
259.0 |
1.226 |
| 2013 |
259.3 |
1.223 |
| 2014 |
259.7 |
1.221 |
| 2015 |
260.1 |
1.218 |
| 2016 |
260.5 |
1.214 |
| 2017 |
260.8 |
1.211 |
| 2018 |
261.2 |
1.208 |
| 2019 |
261.6 |
1.204 |
| 2020 |
262.0 |
1.200 |
| 2021 |
262.4 |
1.196 |
| 2022 |
262.7 |
1.192 |
| 2023 |
263.1 |
1.188 |
| 2024 |
263.5 |
1.183 |
| 2025 |
263.9 |
1.178 |
| 2026 |
264.3 |
1.174 |
| 2027 |
264.7 |
1.169 |
| 2028 |
265.1 |
1.164 |
| 2029 |
265.5 |
1.159 |
| 2030 |
265.9 |
1.153 |
|
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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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