04362+0814 A 1840 AB
04h 36m 09.34s +08° 13' 32.8" P.A. 343.00 sep 0.2 mag 8.37,8.91 Sp A0 dist. 952.38 pc (3106.66 l.y.)
| Coord 2000 |
04362+0814 |
|
Discov num |
A 1840 |
|
Comp |
AB |
|
Coord arcsec 2000 |
04 36 09.34 +08 13 32.8 |
|
| Date first |
1908 |
|
Date last |
2021 |
|
Obs |
44 |
|
| Pa first |
221 |
|
Pa last |
343.1 |
|
P.A. Now (θ) |
337° |
|
| Sep first |
0.3 |
|
Sep last |
0.205 |
|
Sep. Now (ρ) |
0.194" |
|
| Mag pri |
8.37 |
|
Mag sec |
8.91 |
|
delta mag (ΔM) |
0.54 |
|
Spectral class |
A0 (white) |
|
| Pri motion ra |
-012 |
|
Sec motion ra |
|
|
| Pri motion dec |
+001 |
|
Sec motion dec |
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| Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
04362+0814 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
04 36 09 +08 13 33 |
A 1840 AB |
2021 |
44 |
343 |
0.2 |
8.37 |
8.91 |
0.54 |
Y |
<=== |
| Show |
HD 29196 |
|
04 36 09 +08 13 33 |
STT 87 AB,C |
2014 |
36 |
235 |
5.9 |
7.82 |
10.04 |
2.22 |
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| Show |
|
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04 36 09 +08 13 33 |
A 1840 AD |
2013 |
1 |
114 |
3.3 |
8.37 |
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Quadruple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Taurus |
|
HIP |
21434 |
|
Tycho2 |
0682-01278-1 |
|
Gaia DR2 |
3286495888133854336 |
|
| HD |
29196 |
|
ADS |
3326 |
|
BD |
BD+07 671 |
|
Distance |
952.38 |
|
| Distance ly |
3106.66 |
|
ORBITAL ELEMENTS
| Period (P) | 247y | |
Periastron (T) | 1996.2y | |
Semi-major axis (a) | 0.267a | |
| Eccentricity (e) | 0.404 | |
Inclination (i) | 145.3° | |
Longitude of periastron (ω) | 53.8° | |
| Node (Ω) | 118.2° | |
Notes | n | |
Reference | Hrt2010a | |
| Equinox | 2000 | |
Last observation | 2008 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
54.4 |
0.136 |
| 2001 |
50.2 |
0.136 |
| 2002 |
45.9 |
0.136 |
| 2003 |
41.7 |
0.136 |
| 2004 |
37.4 |
0.136 |
| 2005 |
33.3 |
0.137 |
| 2006 |
29.1 |
0.138 |
| 2007 |
25.1 |
0.140 |
| 2008 |
21.1 |
0.142 |
| 2009 |
17.3 |
0.144 |
| 2010 |
13.6 |
0.146 |
| 2011 |
10.0 |
0.149 |
| 2012 |
6.5 |
0.152 |
| 2013 |
3.2 |
0.155 |
| 2014 |
0.1 |
0.159 |
| 2015 |
357.0 |
0.162 |
| 2016 |
354.1 |
0.166 |
| 2017 |
351.3 |
0.170 |
| 2018 |
348.7 |
0.174 |
| 2019 |
346.1 |
0.177 |
| 2020 |
343.7 |
0.181 |
| 2021 |
341.4 |
0.186 |
| 2022 |
339.2 |
0.190 |
| 2023 |
337.0 |
0.194 |
| 2024 |
335.0 |
0.198 |
| 2025 |
333.0 |
0.202 |
| 2026 |
331.2 |
0.206 |
| 2027 |
329.4 |
0.210 |
| 2028 |
327.6 |
0.214 |
| 2029 |
326.0 |
0.218 |
| 2030 |
324.3 |
0.222 |
|
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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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