03463+2411 BU 536 AB (HD 23479)
03h 46m 16.00s +24° 11' 23.5" P.A. 178.00 sep 1.1 mag 8.13,9.39 Sp A7V
| Coord 2000 |
03463+2411 |
|
Discov num |
BU 536 |
|
Comp |
AB |
|
Coord arcsec 2000 |
03 46 16.00 +24 11 23.5 |
|
| Date first |
1878 |
|
Date last |
2016 |
|
Obs |
74 |
|
| Pa first |
336 |
|
Pa last |
177.7 |
|
P.A. Now (θ) |
177.7° |
|
| Sep first |
0.4 |
|
Sep last |
1.057 |
|
Sep. Now (ρ) |
1.057" |
|
| Mag pri |
8.13 |
|
Mag sec |
9.39 |
|
delta mag (ΔM) |
1.26 |
|
Spectral class |
A7V (white) |
|
| Pri motion ra |
+018 |
|
Sec motion ra |
+018 |
|
| Pri motion dec |
-041 |
|
Sec motion dec |
-041 |
|
| Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
03463+2411 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 23479 |
76169 |
03 46 16 +24 11 24 |
BU 536 AB |
2016 |
74 |
178 |
1.1 |
8.13 |
9.39 |
1.26 |
Y |
<=== |
| Show |
|
76169 |
03 46 16 +24 11 24 |
S 437 AB,C |
2017 |
38 |
308 |
38.8 |
8.13 |
7.70 |
0.43 |
|
|
| Show |
|
76167 |
03 46 14 +24 11 48 |
BU 536 CD |
2015 |
18 |
5 |
18.3 |
7.70 |
12.90 |
5.20 |
|
|
| Show |
|
|
03 46 14 +24 12 07 |
BAR 9003 DE |
2015 |
8 |
323 |
8.6 |
12.80 |
14.00 |
1.20 |
|
|
Quintuple system
6 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 23479 |
|
Constellation |
Taurus |
|
SAO |
76169 |
|
Tycho2 |
1800-01961-1 |
|
| Gaia DR2 |
65230764996027776 |
|
HD |
23479 |
|
ADS |
2755 |
|
ORBITAL ELEMENTS
| Period (P) | 885.64y | ± 385.32 |
Periastron (T) | 1877.9y | ± 73.36 |
Semi-major axis (a) | 1.211a | ± 0.124 |
| Eccentricity (e) | 0.314 | ± 0.002 |
Inclination (i) | 99.3° | ± 2.3 |
Longitude of periastron (ω) | 245.5° | ± 62.5 |
| Node (Ω) | 175.3° | ± 0.7 |
Notes | n | |
Reference | Hrt2009 | |
| Equinox | | |
Last observation | 2008 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
180.7 |
0.915 |
| 2001 |
180.6 |
0.922 |
| 2002 |
180.5 |
0.928 |
| 2003 |
180.4 |
0.935 |
| 2004 |
180.3 |
0.942 |
| 2005 |
180.2 |
0.949 |
| 2006 |
180.1 |
0.956 |
| 2007 |
180.0 |
0.962 |
| 2008 |
179.9 |
0.969 |
| 2009 |
179.8 |
0.975 |
| 2010 |
179.7 |
0.982 |
| 2011 |
179.6 |
0.988 |
| 2012 |
179.5 |
0.994 |
| 2013 |
179.4 |
1.001 |
| 2014 |
179.4 |
1.007 |
| 2015 |
179.3 |
1.013 |
| 2016 |
179.2 |
1.019 |
| 2017 |
179.1 |
1.025 |
| 2018 |
179.0 |
1.031 |
| 2019 |
178.9 |
1.037 |
| 2020 |
178.8 |
1.042 |
| 2021 |
178.7 |
1.048 |
| 2022 |
178.7 |
1.054 |
| 2023 |
178.6 |
1.059 |
| 2024 |
178.5 |
1.065 |
| 2025 |
178.4 |
1.070 |
| 2026 |
178.3 |
1.075 |
| 2027 |
178.3 |
1.081 |
| 2028 |
178.2 |
1.086 |
| 2029 |
178.1 |
1.091 |
| 2030 |
178.0 |
1.096 |
|
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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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