07289-3015 HDS 1054 AB
07h 28m 51.46s -30° 14' 47.4" P.A. 151.00 sep 0.3 mag 10.23,12.10 Sp M1V:+M1.5 dist. 15.69 pc (51.18 l.y.)
Coord 2000 |
07289-3015 |
|
Discov num |
HDS1054 |
|
Comp |
AB |
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Coord arcsec 2000 |
07 28 51.46 -30 14 47.4 |
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Date first |
1991 |
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Date last |
2021 |
|
Obs |
17 |
|
Pa first |
165 |
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Pa last |
151.4 |
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P.A. Now (θ) |
162.3° |
|
Sep first |
0.3 |
|
Sep last |
0.274 |
|
Sep. Now (ρ) |
0.406" |
|
Mag pri |
10.23 |
|
Mag sec |
12.10 |
|
delta mag (ΔM) |
1.87 |
|
Spectral class |
M1V:+M1.5 (red/red) |
|
Pri motion ra |
-131 |
|
Sec motion ra |
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Pri motion dec |
-131 |
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Sec motion dec |
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Notes |
N
O
V
(See Notes, Orbital solution, Proper motion indicates physical) |
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This double is physical.
07289-3015 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
07 28 51 -30 14 47 |
HDS 1054 AB |
2021 |
17 |
151 |
0.3 |
10.23 |
12.10 |
1.87 |
Y |
<=== |
Show |
|
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07 28 51 -30 14 47 |
SKF 1945 AB,C |
2015 |
10 |
182 |
64.0 |
10.00 |
13.70 |
3.70 |
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Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Var name |
V372 Pup |
|
Constellation |
Puppis |
|
HIP |
36349 |
|
Gaia DR2 |
5605469402650841472 |
|
CD |
CD-29 4446 |
|
CP |
CP-29 1747 |
|
Distance |
15.69 |
|
Distance ly |
51.18 |
|
ORBITAL ELEMENTS
Period (P) | 7.8y | |
Periastron (T) | 2013.112y | |
Semi-major axis (a) | 0.253a | |
Eccentricity (e) | 0.896 | |
Inclination (i) | 31.2° | |
Longitude of periastron (ω) | 178.6° | |
Node (Ω) | 173.4° | |
Notes | n | |
Reference | Tok2018e | |
Equinox | 2000 | |
Last observation | 2018 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
164.9 |
0.436 |
2001 |
170.2 |
0.476 |
2002 |
175.1 |
0.473 |
2003 |
180.6 |
0.425 |
2004 |
188.5 |
0.323 |
2005 |
213.5 |
0.123 |
2006 |
146.0 |
0.216 |
2007 |
159.4 |
0.368 |
2008 |
166.0 |
0.448 |
2009 |
171.2 |
0.479 |
2010 |
176.1 |
0.467 |
2011 |
181.9 |
0.410 |
2012 |
190.9 |
0.294 |
2013 |
245.3 |
0.055 |
2014 |
150.1 |
0.255 |
2015 |
160.9 |
0.388 |
2016 |
167.1 |
0.457 |
2017 |
172.1 |
0.480 |
2018 |
177.2 |
0.459 |
2019 |
183.3 |
0.392 |
2020 |
193.8 |
0.260 |
2021 |
87.8 |
0.046 |
2022 |
153.1 |
0.289 |
2023 |
162.3 |
0.406 |
2024 |
168.2 |
0.465 |
2025 |
173.1 |
0.479 |
2026 |
178.2 |
0.450 |
2027 |
184.8 |
0.372 |
2028 |
197.7 |
0.222 |
2029 |
128.7 |
0.115 |
2030 |
155.5 |
0.318 |
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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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