03520+2440 BOV 27 AB
03h 52m 02.23s +24° 39' 47.7" P.A. 155.00 sep 0.0 mag 10.60,10.90 Sp K3e
Coord 2000 |
03520+2440 |
|
Discov num |
BOV 27 |
|
Comp |
AB |
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Coord arcsec 2000 |
03 52 02.23 +24 39 47.7 |
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Date first |
1996 |
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Date last |
2014 |
|
Obs |
7 |
|
Pa first |
233 |
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Pa last |
155 |
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P.A. Now (θ) |
219.8° |
|
Sep first |
0.1 |
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Sep last |
0.04 |
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Sep. Now (ρ) |
0.113" |
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Mag pri |
10.60 |
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Mag sec |
10.90 |
|
delta mag (ΔM) |
0.3 |
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Spectral class |
K3e (yellow-orange) |
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Pri motion ra |
+017 |
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Sec motion ra |
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Pri motion dec |
-047 |
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Sec motion dec |
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Notes |
N
O
K
(See Notes, Orbital solution, K-band or other infrared magnitudes) |
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Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
This double is physical.
03520+2440 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
03 52 02 +24 39 48 |
BOV 27 AB |
2014 |
7 |
155 |
0.0 |
10.60 |
10.90 |
0.30 |
Y |
<=== |
Show |
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03 52 02 +24 39 48 |
LEI 5 AC |
2014 |
11 |
316 |
0.5 |
12.10 |
13.10 |
1.00 |
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Show |
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03 52 02 +24 39 48 |
UC 1081 AD |
2015 |
4 |
290 |
49.6 |
11.70 |
16.30 |
4.60 |
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Show |
|
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03 52 02 +24 39 48 |
LEI 5 BC |
2014 |
6 |
315 |
0.5 |
10.90 |
11.00 |
0.10 |
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Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Taurus |
|
Tycho2 |
1804-00123-1 |
|
Gaia DR2 |
66665692094551808 |
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ORBITAL ELEMENTS
Period (P) | 30.16y | ± 0.27 |
Periastron (T) | 2011.949y | ± 0.012 |
Semi-major axis (a) | 80.84m | ± 0.4 |
Eccentricity (e) | 0.5562 | ± 0.0018 |
Inclination (i) | 47.67° | ± 0.34 |
Longitude of periastron (ω) | 41.51° | ± 0.29 |
Node (Ω) | 22.77° | ± 0.56 |
Notes | n | |
Reference | Sfr2014 | |
Equinox | 2000 | |
Last observation | 2014 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
246.2 |
0.097 |
2001 |
251.1 |
0.092 |
2002 |
256.6 |
0.086 |
2003 |
263.0 |
0.080 |
2004 |
270.4 |
0.073 |
2005 |
279.3 |
0.067 |
2006 |
290.0 |
0.061 |
2007 |
303.0 |
0.055 |
2008 |
318.5 |
0.051 |
2009 |
336.5 |
0.048 |
2010 |
356.8 |
0.045 |
2011 |
20.8 |
0.040 |
2012 |
55.9 |
0.031 |
2013 |
112.7 |
0.027 |
2014 |
155.1 |
0.040 |
2015 |
175.0 |
0.055 |
2016 |
186.3 |
0.070 |
2017 |
194.0 |
0.081 |
2018 |
199.8 |
0.091 |
2019 |
204.7 |
0.099 |
2020 |
208.9 |
0.105 |
2021 |
212.7 |
0.109 |
2022 |
216.3 |
0.112 |
2023 |
219.8 |
0.113 |
2024 |
223.1 |
0.114 |
2025 |
226.5 |
0.114 |
2026 |
229.9 |
0.112 |
2027 |
233.5 |
0.110 |
2028 |
237.2 |
0.107 |
2029 |
241.2 |
0.103 |
2030 |
245.5 |
0.098 |
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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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