11525-1408 HDS 1676 (HD 103130)
11h 52m 27.18s -14° 07' 39.2" P.A. 90.00 sep 0.2 mag 8.08,9.33 Sp G0V dist. 64.27 pc (209.65 l.y.)
Coord 2000 |
11525-1408 |
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Discov num |
HDS1676 |
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Comp |
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Coord arcsec 2000 |
11 52 27.18 -14 07 39.2 |
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Date first |
1991 |
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Date last |
2021 |
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Obs |
20 |
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Pa first |
103 |
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Pa last |
90.1 |
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P.A. Now (θ) |
103.5° |
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Sep first |
0.2 |
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Sep last |
0.174 |
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Sep. Now (ρ) |
0.2" |
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Mag pri |
8.08 |
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Mag sec |
9.33 |
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delta mag (ΔM) |
1.25 |
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Spectral class |
G0V (yellow) |
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Pri motion ra |
-196 |
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Sec motion ra |
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Pri motion dec |
+050 |
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Sec motion dec |
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Notes |
O
(Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 103130 |
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Constellation |
Crater |
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SAO |
156952 |
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HIP |
57894 |
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Tycho2 |
5523-00865-1 |
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Gaia DR2 |
3572320429766905088 |
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HD |
103130 |
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GC |
16249 |
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BD |
BD-13 3458 |
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Distance |
64.27 |
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Distance ly |
209.65 |
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ORBITAL ELEMENTS
Period (P) | 15.2y | |
Periastron (T) | 2001.15y | |
Semi-major axis (a) | 0.132a | |
Eccentricity (e) | 0.733 | |
Inclination (i) | 38.1° | |
Longitude of periastron (ω) | 315.5° | |
Node (Ω) | 326.3° | |
Notes | | |
Reference | Tok2017c | |
Equinox | 2000 | |
Last observation | 2017 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
160.9 |
0.090 |
2001 |
252.8 |
0.030 |
2002 |
20.6 |
0.064 |
2003 |
55.8 |
0.098 |
2004 |
73.2 |
0.129 |
2005 |
84.2 |
0.155 |
2006 |
92.3 |
0.175 |
2007 |
98.9 |
0.191 |
2008 |
104.6 |
0.201 |
2009 |
109.9 |
0.207 |
2010 |
115.0 |
0.208 |
2011 |
120.2 |
0.203 |
2012 |
125.9 |
0.192 |
2013 |
132.5 |
0.173 |
2014 |
141.3 |
0.144 |
2015 |
156.1 |
0.101 |
2016 |
212.2 |
0.038 |
2017 |
8.3 |
0.057 |
2018 |
50.9 |
0.091 |
2019 |
70.4 |
0.123 |
2020 |
82.3 |
0.150 |
2021 |
90.8 |
0.171 |
2022 |
97.6 |
0.188 |
2023 |
103.5 |
0.200 |
2024 |
108.8 |
0.206 |
2025 |
114.0 |
0.208 |
2026 |
119.1 |
0.204 |
2027 |
124.7 |
0.194 |
2028 |
131.0 |
0.177 |
2029 |
139.2 |
0.151 |
2030 |
152.2 |
0.111 |
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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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