00149-3209 B 1024 (HD 1078)
00h 14m 53.43s -32° 09' 10.0" P.A. 60.00 sep 0.3 mag 8.66,8.90 Sp F3V dist. 120.92 pc (394.44 l.y.)
| Coord 2000 |
00149-3209 |
|
Discov num |
B 1024 |
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Comp |
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Coord arcsec 2000 |
00 14 53.43 -32 09 10.0 |
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| Date first |
1927 |
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Date last |
2021 |
|
Obs |
15 |
|
| Pa first |
144 |
|
Pa last |
60 |
|
P.A. Now (θ) |
60° |
|
| Sep first |
0.2 |
|
Sep last |
0.323 |
|
Sep. Now (ρ) |
0.323" |
|
| Mag pri |
8.66 |
|
Mag sec |
8.90 |
|
delta mag (ΔM) |
0.24 |
|
Spectral class |
F3V (yellow-white) |
|
| Pri motion ra |
+033 |
|
Sec motion ra |
+033 |
|
| Pri motion dec |
-031 |
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Sec motion dec |
-031 |
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| Notes |
O
(Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 1078 |
|
Constellation |
Sculptor |
|
SAO |
192417 |
|
HIP |
1190 |
|
| Tycho2 |
6990-00138-1 |
|
HD |
1078 |
|
GC |
284 |
|
CD |
CD-32 66 |
|
| CP |
CP-32 29 |
|
Distance |
120.92 |
|
Distance ly |
394.44 |
|
ORBITAL ELEMENTS
| Period (P) | 1466y | ± 356 |
Periastron (T) | 1926.38y | ± 1.07 |
Semi-major axis (a) | 1.586a | ± 0.266 |
| Eccentricity (e) | 0.814 | ± 0.032 |
Inclination (i) | 110.4° | ± 0.4 |
Longitude of periastron (ω) | 311.8° | ± 3.1 |
| Node (Ω) | 126° | ± 0.6 |
Notes | | |
Reference | Lin2012a | |
| Equinox | 2000 | |
Last observation | 2008 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
80.5 |
0.411 |
| 2001 |
79.7 |
0.411 |
| 2002 |
79.0 |
0.411 |
| 2003 |
78.3 |
0.410 |
| 2004 |
77.5 |
0.410 |
| 2005 |
76.8 |
0.410 |
| 2006 |
76.0 |
0.410 |
| 2007 |
75.3 |
0.410 |
| 2008 |
74.5 |
0.410 |
| 2009 |
73.8 |
0.410 |
| 2010 |
73.1 |
0.410 |
| 2011 |
72.3 |
0.410 |
| 2012 |
71.6 |
0.410 |
| 2013 |
70.8 |
0.410 |
| 2014 |
70.1 |
0.411 |
| 2015 |
69.3 |
0.411 |
| 2016 |
68.6 |
0.411 |
| 2017 |
67.9 |
0.411 |
| 2018 |
67.1 |
0.412 |
| 2019 |
66.4 |
0.412 |
| 2020 |
65.7 |
0.412 |
| 2021 |
64.9 |
0.413 |
| 2022 |
64.2 |
0.413 |
| 2023 |
63.5 |
0.414 |
| 2024 |
62.7 |
0.415 |
| 2025 |
62.0 |
0.415 |
| 2026 |
61.3 |
0.416 |
| 2027 |
60.6 |
0.417 |
| 2028 |
59.8 |
0.417 |
| 2029 |
59.1 |
0.418 |
| 2030 |
58.4 |
0.419 |
|
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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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