03101-6355 FIN 361 Aa,Ab
03h 10m 03.26s -63° 54' 49.1" P.A. 75.00 sep 0.2 mag 7.35,7.59 Sp A3III/IV dist. 256.41 pc (836.41 l.y.)
Coord 2000 |
03101-6355 |
|
Discov num |
FIN 361 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
03 10 03.26 -63 54 49.1 |
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Date first |
1961 |
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Date last |
2020 |
|
Obs |
19 |
|
Pa first |
74 |
|
Pa last |
75.3 |
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P.A. Now (θ) |
75.3° |
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Sep first |
0.2 |
|
Sep last |
0.154 |
|
Sep. Now (ρ) |
0.154" |
|
Mag pri |
7.35 |
|
Mag sec |
7.59 |
|
delta mag (ΔM) |
0.24 |
|
Spectral class |
A3III/IV (white) |
|
Pri motion ra |
+040 |
|
Sec motion ra |
|
|
Pri motion dec |
+013 |
|
Sec motion dec |
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Notes |
N
O
(See Notes, Orbital solution) |
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This double is physical.
03101-6355 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
248748 |
03 10 03 -63 54 49 |
FIN 361 Aa,Ab |
2020 |
19 |
75 |
0.2 |
7.35 |
7.59 |
0.24 |
Y |
<=== |
Show |
HD 20060 |
248748 |
03 10 03 -63 54 49 |
HJ 3559 AB |
2015 |
14 |
41 |
43.2 |
6.67 |
10.14 |
3.47 |
|
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Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Horologium |
|
SAO |
248748 |
|
HIP |
14709 |
|
Tycho2 |
8863-00549-1 |
|
Gaia DR2 |
4720448785230716672 |
|
HD |
20060 |
|
ADS |
20060 |
|
CP |
CP-64 229 |
|
Distance |
256.41 |
|
Distance ly |
836.41 |
|
ORBITAL ELEMENTS
Period (P) | 200y | |
Periastron (T) | 2000.96y | |
Semi-major axis (a) | 0.224a | |
Eccentricity (e) | 0.4 | |
Inclination (i) | 62.9° | |
Longitude of periastron (ω) | 257.9° | |
Node (Ω) | 89° | |
Notes | n | |
Reference | Tok2021c | |
Equinox | 2000 | |
Last observation | 2021 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
326.0 |
0.070 |
2001 |
334.1 |
0.066 |
2002 |
343.2 |
0.063 |
2003 |
352.9 |
0.062 |
2004 |
2.8 |
0.062 |
2005 |
12.5 |
0.064 |
2006 |
21.4 |
0.067 |
2007 |
29.4 |
0.071 |
2008 |
36.5 |
0.076 |
2009 |
42.5 |
0.082 |
2010 |
47.8 |
0.088 |
2011 |
52.3 |
0.095 |
2012 |
56.2 |
0.102 |
2013 |
59.6 |
0.109 |
2014 |
62.6 |
0.115 |
2015 |
65.3 |
0.122 |
2016 |
67.7 |
0.129 |
2017 |
69.9 |
0.135 |
2018 |
71.8 |
0.142 |
2019 |
73.6 |
0.148 |
2020 |
75.3 |
0.154 |
2021 |
76.8 |
0.159 |
2022 |
78.3 |
0.165 |
2023 |
79.6 |
0.170 |
2024 |
80.9 |
0.175 |
2025 |
82.1 |
0.180 |
2026 |
83.2 |
0.184 |
2027 |
84.3 |
0.188 |
2028 |
85.3 |
0.192 |
2029 |
86.3 |
0.196 |
2030 |
87.3 |
0.199 |
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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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