07522-4035 TOK 195 (HD 64440)
07h 52m 13.03s -40° 34' 32.8" P.A. 70.00 sep 0.0 mag 4.20,5.00 Sp K1.5II+ dist. 108.11 pc (352.65 l.y.)
Coord 2000 |
07522-4035 |
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Discov num |
TOK 195 |
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Comp |
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Coord arcsec 2000 |
07 52 13.03 -40 34 32.8 |
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Date first |
2012 |
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Date last |
2020 |
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Obs |
10 |
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Pa first |
109 |
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Pa last |
69.7 |
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P.A. Now (θ) |
69.7° |
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Sep first |
0.0 |
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Sep last |
0.032 |
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Sep. Now (ρ) |
0.032" |
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Mag pri |
4.20 |
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Mag sec |
5.00 |
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delta mag (ΔM) |
0.8 |
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Spectral class |
K1.5II+ (yellow-orange) |
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Pri motion ra |
-018 |
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Sec motion ra |
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Pri motion dec |
+005 |
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Sec motion dec |
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Notes |
N
O
(See Notes, Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 64440 |
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Constellation |
Puppis |
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SAO |
219082 |
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HIP |
38414 |
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Tycho2 |
7650-03052-1 |
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Gaia DR2 |
5537302945899064704 |
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HD |
64440 |
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HR |
3080 |
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GC |
10655 |
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CD |
CD-40 3579 |
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CP |
CP-40 1859 |
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FK5 |
301 |
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Distance |
108.11 |
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Distance ly |
352.65 |
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ORBITAL ELEMENTS
Period (P) | 7.388y | ± 0.657 |
Periastron (T) | 2012.067y | ± 0.206 |
Semi-major axis (a) | 0.0624a | ± 0.0071 |
Eccentricity (e) | 0.38 | ± 0 |
Inclination (i) | 86.2° | ± 7 |
Longitude of periastron (ω) | 170° | ± 0 |
Node (Ω) | 90.3° | ± 6.8 |
Notes | n | |
Reference | Tok2015c | |
Equinox | 2000 | |
Last observation | 2014 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
87.7 |
0.068 |
2001 |
89.7 |
0.085 |
2002 |
91.3 |
0.079 |
2003 |
94.2 |
0.047 |
2004 |
251.0 |
0.009 |
2005 |
272.2 |
0.037 |
2006 |
66.8 |
0.010 |
2007 |
86.5 |
0.055 |
2008 |
89.0 |
0.081 |
2009 |
90.6 |
0.084 |
2010 |
92.7 |
0.063 |
2011 |
103.8 |
0.015 |
2012 |
269.1 |
0.037 |
2013 |
286.7 |
0.012 |
2014 |
84.5 |
0.039 |
2015 |
88.2 |
0.074 |
2016 |
90.0 |
0.086 |
2017 |
91.8 |
0.074 |
2018 |
95.8 |
0.036 |
2019 |
263.8 |
0.022 |
2020 |
274.5 |
0.030 |
2021 |
79.1 |
0.021 |
2022 |
87.3 |
0.063 |
2023 |
89.4 |
0.084 |
2024 |
91.0 |
0.081 |
2025 |
93.5 |
0.054 |
2026 |
160.2 |
0.004 |
2027 |
270.8 |
0.039 |
2028 |
6.5 |
0.004 |
2029 |
85.8 |
0.049 |
2030 |
88.7 |
0.078 |
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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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