03544-4021 FIN 344 AB
03h 54m 23.18s -40° 21' 25.3" P.A. 251.00 sep 0.0 mag 6.50,6.50 Sp K0III+A3V dist. 153.14 pc (499.54 l.y.)
Coord 2000 |
03544-4021 |
|
Discov num |
FIN 344 |
|
Comp |
AB |
|
Coord arcsec 2000 |
03 54 23.18 -40 21 25.3 |
|
Date first |
1960 |
|
Date last |
2021 |
|
Obs |
20 |
|
Pa first |
119 |
|
Pa last |
251.2 |
|
P.A. Now (θ) |
24° |
|
Sep first |
0.1 |
|
Sep last |
0.029 |
|
Sep. Now (ρ) |
0.035" |
|
Mag pri |
6.50 |
|
Mag sec |
6.50 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
K0III+A3V (yellow-orange/white) |
|
Pri motion ra |
-018 |
|
Sec motion ra |
|
|
Pri motion dec |
+004 |
|
Sec motion dec |
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|
Notes |
N
O
(See Notes, Orbital solution) |
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This double is physical.
03544-4021 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
216546 |
03 54 23 -40 21 25 |
FIN 344 AB |
2021 |
20 |
251 |
0.0 |
6.50 |
6.50 |
0.00 |
Y |
<=== |
Show |
NSV1414 |
216546 |
03 54 23 -40 21 25 |
HDO 188 AB,C |
2015 |
6 |
167 |
23.6 |
5.77 |
12.70 |
6.93 |
|
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Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Var name |
NSV1414 |
|
Constellation |
Eridanus |
|
SAO |
216546 |
|
HIP |
18262 |
|
Tycho2 |
7573-01158-1 |
|
Gaia DR2 |
4843381538200043904 |
|
HD |
24744 |
|
HR |
1219 |
|
GC |
4724 |
|
CD |
CD-40 1128 |
|
CP |
CP-40 378 |
|
FK5 |
2280 |
|
Distance |
153.14 |
|
Distance ly |
499.54 |
|
ORBITAL ELEMENTS
Period (P) | 14.03y | ± 0.04 |
Periastron (T) | 2008.05y | ± 0.04 |
Semi-major axis (a) | 0.0614a | ± 0.0005 |
Eccentricity (e) | 0.579 | ± 0.008 |
Inclination (i) | 32.4° | ± 1.5 |
Longitude of periastron (ω) | 49.7° | ± 2.3 |
Node (Ω) | 247.4° | ± 2 |
Notes | n | |
Reference | Tok2015c | |
Equinox | 2000 | |
Last observation | 2014 | |
Grade | 2 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
103.6 |
0.089 |
2001 |
112.0 |
0.089 |
2002 |
120.8 |
0.085 |
2003 |
130.5 |
0.080 |
2004 |
142.2 |
0.072 |
2005 |
157.1 |
0.062 |
2006 |
178.4 |
0.051 |
2007 |
212.9 |
0.038 |
2008 |
286.4 |
0.024 |
2009 |
25.7 |
0.035 |
2010 |
58.2 |
0.057 |
2011 |
74.3 |
0.072 |
2012 |
85.5 |
0.082 |
2013 |
94.8 |
0.087 |
2014 |
103.4 |
0.089 |
2015 |
111.7 |
0.089 |
2016 |
120.5 |
0.085 |
2017 |
130.2 |
0.080 |
2018 |
141.8 |
0.072 |
2019 |
156.6 |
0.062 |
2020 |
177.6 |
0.051 |
2021 |
211.5 |
0.038 |
2022 |
283.0 |
0.024 |
2023 |
24.0 |
0.035 |
2024 |
57.6 |
0.056 |
2025 |
73.9 |
0.071 |
2026 |
85.2 |
0.081 |
2027 |
94.6 |
0.087 |
2028 |
103.1 |
0.089 |
2029 |
111.5 |
0.089 |
2030 |
120.2 |
0.085 |
|
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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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