06298-5014 HDO 195 CD
06h 29m 48.08s -50° 14' 12.7" P.A. 203.00 sep 0.4 mag 7.98,8.73 Sp F2V dist. 51.44 pc (167.8 l.y.)
| Coord 2000 |
06298-5014 |
|
Discov num |
HDO 195 |
|
Comp |
CD |
|
Coord arcsec 2000 |
06 29 48.08 -50 14 12.7 |
|
| Date first |
1894 |
|
Date last |
2018 |
|
Obs |
60 |
|
| Pa first |
75 |
|
Pa last |
202.9 |
|
P.A. Now (θ) |
222.6° |
|
| Sep first |
0.3 |
|
Sep last |
0.406 |
|
Sep. Now (ρ) |
0.447" |
|
| Mag pri |
7.98 |
|
Mag sec |
8.73 |
|
delta mag (ΔM) |
0.75 |
|
Spectral class |
F2V (yellow-white) |
|
| Pri motion ra |
-068 |
|
Sec motion ra |
-068 |
|
| Pri motion dec |
-052 |
|
Sec motion dec |
-052 |
|
| Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
06298-5014 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 46273 |
234539 |
06 29 49 -50 14 21 |
R 65 AB |
2019 |
77 |
208 |
0.4 |
5.97 |
6.15 |
0.18 |
Y |
|
| Show |
|
234539 |
06 29 49 -50 14 21 |
DUN 30 AB,CD |
2017 |
35 |
312 |
11.7 |
5.97 |
7.98 |
2.01 |
|
|
| Show |
|
234539 |
06 29 48 -50 14 13 |
HDO 195 CD |
2018 |
60 |
203 |
0.4 |
7.98 |
8.73 |
0.75 |
Y |
<=== |
Quadruple system
6 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Puppis |
|
SAO |
234539 |
|
HIP |
30953 |
|
Tycho2 |
8111-02008-1 |
|
| HD |
46273 |
|
HR |
2384 |
|
CD |
CD-50 2241 |
|
CP |
CP-50 984 |
|
| Distance |
51.44 |
|
Distance ly |
167.8 |
|
ORBITAL ELEMENTS
| Period (P) | 101y | ± 1.5 |
Periastron (T) | 2004.27y | ± 0.3 |
Semi-major axis (a) | 0.536a | ± 0.008 |
| Eccentricity (e) | 0.246 | ± 0.004 |
Inclination (i) | 30.8° | ± 3.5 |
Longitude of periastron (ω) | 10° | ± 1.5 |
| Node (Ω) | 115.3° | ± 1.5 |
Notes | n | |
Reference | Doc2021b | |
| Equinox | 2000 | |
Last observation | 2020 | |
Grade | 2 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
101.8 |
0.408 |
| 2001 |
106.9 |
0.407 |
| 2002 |
112.1 |
0.406 |
| 2003 |
117.3 |
0.405 |
| 2004 |
122.5 |
0.403 |
| 2005 |
127.8 |
0.401 |
| 2006 |
133.1 |
0.399 |
| 2007 |
138.5 |
0.397 |
| 2008 |
143.9 |
0.394 |
| 2009 |
149.4 |
0.393 |
| 2010 |
155.0 |
0.391 |
| 2011 |
160.6 |
0.390 |
| 2012 |
166.2 |
0.389 |
| 2013 |
171.8 |
0.390 |
| 2014 |
177.4 |
0.391 |
| 2015 |
183.0 |
0.393 |
| 2016 |
188.4 |
0.397 |
| 2017 |
193.8 |
0.401 |
| 2018 |
199.0 |
0.407 |
| 2019 |
204.1 |
0.413 |
| 2020 |
209.0 |
0.421 |
| 2021 |
213.7 |
0.429 |
| 2022 |
218.3 |
0.438 |
| 2023 |
222.6 |
0.447 |
| 2024 |
226.8 |
0.457 |
| 2025 |
230.8 |
0.468 |
| 2026 |
234.6 |
0.479 |
| 2027 |
238.2 |
0.490 |
| 2028 |
241.7 |
0.501 |
| 2029 |
245.0 |
0.512 |
| 2030 |
248.2 |
0.523 |
|
|
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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