07435-2711 B 737 (HD 62556)
07h 43m 32.17s -27° 10' 45.2" P.A. 157.00 sep 0.1 mag 8.53,9.01 Sp ApEuCrSr dist. 190.11 pc (620.14 l.y.)
| Coord 2000 |
07435-2711 |
|
Discov num |
B 737 |
|
Comp |
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Coord arcsec 2000 |
07 43 32.17 -27 10 45.2 |
|
| Date first |
1927 |
|
Date last |
2020 |
|
Obs |
15 |
|
| Pa first |
79 |
|
Pa last |
156.6 |
|
P.A. Now (θ) |
149.7° |
|
| Sep first |
0.3 |
|
Sep last |
0.093 |
|
Sep. Now (ρ) |
0.097" |
|
| Mag pri |
8.53 |
|
Mag sec |
9.01 |
|
delta mag (ΔM) |
0.48 |
|
Spectral class |
ApEuCrSr (white) |
|
| Pri motion ra |
-021 |
|
Sec motion ra |
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| Pri motion dec |
+001 |
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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 62556 |
|
Constellation |
Puppis |
|
SAO |
174388 |
|
HIP |
37646 |
|
| Tycho2 |
6548-00515-1 |
|
Gaia DR2 |
5601720239809237120 |
|
HD |
62556 |
|
CD |
CD-26 4850 |
|
| CP |
CP-26 2457 |
|
Distance |
190.11 |
|
Distance ly |
620.14 |
|
ORBITAL ELEMENTS
| Period (P) | 190.1y | |
Periastron (T) | 1972.8y | |
Semi-major axis (a) | 0.23a | |
| Eccentricity (e) | 0.453 | |
Inclination (i) | 109.2° | |
Longitude of periastron (ω) | 137.4° | |
| Node (Ω) | 79.9° | |
Notes | | |
Reference | Tok2018b | |
| Equinox | 2000 | |
Last observation | 2018 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
228.3 |
0.114 |
| 2001 |
226.0 |
0.111 |
| 2002 |
223.5 |
0.108 |
| 2003 |
220.9 |
0.105 |
| 2004 |
218.2 |
0.102 |
| 2005 |
215.3 |
0.100 |
| 2006 |
212.3 |
0.097 |
| 2007 |
209.1 |
0.095 |
| 2008 |
205.8 |
0.093 |
| 2009 |
202.3 |
0.091 |
| 2010 |
198.6 |
0.089 |
| 2011 |
194.9 |
0.088 |
| 2012 |
191.0 |
0.087 |
| 2013 |
187.1 |
0.086 |
| 2014 |
183.1 |
0.086 |
| 2015 |
179.1 |
0.085 |
| 2016 |
175.0 |
0.086 |
| 2017 |
171.1 |
0.086 |
| 2018 |
167.2 |
0.087 |
| 2019 |
163.4 |
0.089 |
| 2020 |
159.7 |
0.090 |
| 2021 |
156.2 |
0.092 |
| 2022 |
152.9 |
0.095 |
| 2023 |
149.7 |
0.097 |
| 2024 |
146.6 |
0.100 |
| 2025 |
143.8 |
0.103 |
| 2026 |
141.0 |
0.106 |
| 2027 |
138.5 |
0.109 |
| 2028 |
136.1 |
0.112 |
| 2029 |
133.8 |
0.116 |
| 2030 |
131.7 |
0.119 |
|
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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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