08486+0237 A 2551 (HD 75192)
08h 48m 36.68s +02° 36' 35.8" P.A. 158.00 sep 0.1 mag 9.60,10.30 Sp F8
Coord 2000 |
08486+0237 |
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Discov num |
A 2551 |
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Comp |
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Coord arcsec 2000 |
08 48 36.68 +02 36 35.8 |
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Date first |
1913 |
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Date last |
2021 |
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Obs |
19 |
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Pa first |
46 |
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Pa last |
157.6 |
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P.A. Now (θ) |
157.6° |
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Sep first |
0.2 |
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Sep last |
0.068 |
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Sep. Now (ρ) |
0.068" |
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Mag pri |
9.60 |
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Mag sec |
10.30 |
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delta mag (ΔM) |
0.7 |
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Spectral class |
F8 (yellow-white) |
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Pri motion ra |
+016 |
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Sec motion ra |
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Pri motion dec |
-039 |
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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 75192 |
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Constellation |
Hydra |
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Tycho2 |
0216-01020-1 |
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Gaia DR2 |
580972254671077504 |
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HD |
75192 |
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ADS |
7010 |
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ORBITAL ELEMENTS
Period (P) | 73.31y | |
Periastron (T) | 1952.63y | |
Semi-major axis (a) | 0.133a | |
Eccentricity (e) | 0.619 | |
Inclination (i) | 22.8° | |
Longitude of periastron (ω) | 52.3° | |
Node (Ω) | 182.1° | |
Notes | n | |
Reference | Msn2017g | |
Equinox | 2000 | |
Last observation | 2016 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
69.2 |
0.188 |
2001 |
71.0 |
0.185 |
2002 |
72.9 |
0.182 |
2003 |
74.8 |
0.179 |
2004 |
76.8 |
0.176 |
2005 |
78.9 |
0.172 |
2006 |
81.1 |
0.168 |
2007 |
83.3 |
0.164 |
2008 |
85.7 |
0.160 |
2009 |
88.3 |
0.155 |
2010 |
91.0 |
0.150 |
2011 |
93.9 |
0.145 |
2012 |
97.0 |
0.140 |
2013 |
100.3 |
0.134 |
2014 |
104.0 |
0.128 |
2015 |
108.0 |
0.122 |
2016 |
112.4 |
0.116 |
2017 |
117.4 |
0.109 |
2018 |
123.0 |
0.102 |
2019 |
129.5 |
0.095 |
2020 |
137.0 |
0.088 |
2021 |
145.9 |
0.080 |
2022 |
156.7 |
0.073 |
2023 |
170.1 |
0.065 |
2024 |
186.9 |
0.058 |
2025 |
208.1 |
0.052 |
2026 |
233.7 |
0.048 |
2027 |
260.9 |
0.049 |
2028 |
284.9 |
0.054 |
2029 |
303.7 |
0.062 |
2030 |
317.8 |
0.072 |
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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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