10112-3245 HDS 1469 (HD 88429)
10h 11m 09.93s -32° 45' 13.9" P.A. 165.00 sep 0.0 mag 8.59,10.63 Sp G1V dist. 86.58 pc (282.42 l.y.)
Coord 2000 |
10112-3245 |
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Discov num |
HDS1469 |
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Comp |
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Coord arcsec 2000 |
10 11 09.93 -32 45 13.9 |
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Date first |
1991 |
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Date last |
2021 |
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Obs |
14 |
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Pa first |
79 |
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Pa last |
165.4 |
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P.A. Now (θ) |
165.4° |
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Sep first |
0.1 |
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Sep last |
0.048 |
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Sep. Now (ρ) |
0.048" |
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Mag pri |
8.59 |
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Mag sec |
10.63 |
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delta mag (ΔM) |
2.04 |
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Spectral class |
G1V (yellow) |
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Pri motion ra |
-141 |
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Sec motion ra |
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Pri motion dec |
+011 |
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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 88429 |
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Constellation |
Antlia |
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SAO |
201136 |
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HIP |
49883 |
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Tycho2 |
7174-00772-1 |
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Gaia DR2 |
5459266723029381248 |
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HD |
88429 |
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CD |
CD-32 7125 |
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CP |
CP-32 2835 |
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Distance |
86.58 |
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Distance ly |
282.42 |
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ORBITAL ELEMENTS
Period (P) | 30.54y | ± 3.92 |
Periastron (T) | 2015.323y | ± 0.474 |
Semi-major axis (a) | 0.1482a | ± 0.0235 |
Eccentricity (e) | 0.636 | |
Inclination (i) | 134.8° | ± 15.6 |
Longitude of periastron (ω) | 156° | ± 17.6 |
Node (Ω) | 206.9° | ± 11.2 |
Notes | | |
Reference | Tok2016e | |
Equinox | 2000 | |
Last observation | | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
224.5 |
0.232 |
2001 |
221.9 |
0.234 |
2002 |
219.3 |
0.234 |
2003 |
216.7 |
0.233 |
2004 |
214.1 |
0.229 |
2005 |
211.3 |
0.223 |
2006 |
208.4 |
0.215 |
2007 |
205.2 |
0.205 |
2008 |
201.7 |
0.192 |
2009 |
197.5 |
0.177 |
2010 |
192.5 |
0.158 |
2011 |
185.9 |
0.135 |
2012 |
176.4 |
0.109 |
2013 |
160.3 |
0.080 |
2014 |
125.9 |
0.052 |
2015 |
62.8 |
0.048 |
2016 |
13.2 |
0.059 |
2017 |
336.3 |
0.065 |
2018 |
307.7 |
0.076 |
2019 |
287.6 |
0.093 |
2020 |
273.9 |
0.111 |
2021 |
264.0 |
0.129 |
2022 |
256.5 |
0.146 |
2023 |
250.6 |
0.162 |
2024 |
245.7 |
0.177 |
2025 |
241.5 |
0.190 |
2026 |
237.8 |
0.201 |
2027 |
234.5 |
0.211 |
2028 |
231.4 |
0.219 |
2029 |
228.6 |
0.225 |
2030 |
225.9 |
0.230 |
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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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