14503+2355 POT 1 BC
14h 50m 15.91s +23° 54' 41.8" P.A. 301.00 sep 0.1 mag 13.90,14.20 Sp L4+L4 dist. 18.17 pc (59.27 l.y.)
| Coord 2000 |
14503+2355 |
|
Discov num |
POT 1 |
|
Comp |
BC |
|
Coord arcsec 2000 |
14 50 15.91 +23 54 41.8 |
|
| Date first |
2001 |
|
Date last |
2013 |
|
Obs |
39 |
|
| Pa first |
317 |
|
Pa last |
301.1 |
|
P.A. Now (θ) |
305.4° |
|
| Sep first |
0.1 |
|
Sep last |
0.063 |
|
Sep. Now (ρ) |
0.081" |
|
| Mag pri |
13.90 |
|
Mag sec |
14.20 |
|
delta mag (ΔM) |
0.3 |
|
Spectral class |
L4+L4 (very deep red/very deep red) |
|
| Pri motion ra |
+144 |
|
Sec motion ra |
|
|
| Pri motion dec |
+033 |
|
Sec motion dec |
|
|
| Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
14503+2355 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HP Boo |
83553 |
14 50 16 +23 54 42 |
POT 1 AB |
2018 |
22 |
100 |
2.6 |
5.88 |
13.90 |
8.02 |
Y |
|
| Show |
|
83553 |
14 50 16 +23 54 42 |
POT 1 BC |
2013 |
39 |
301 |
0.1 |
13.90 |
14.20 |
0.30 |
Y |
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Var name |
HP Boo |
|
Constellation |
Bootes |
|
SAO |
83553 |
|
HIP |
72567 |
|
| Tycho2 |
2016-00334-1 |
|
Gaia DR2 |
1265976524286377856 |
|
HD |
130948 |
|
HR |
5534 |
|
| GL |
Gl 564 |
|
BD |
BD+24 2786 |
|
FK5 |
3172 |
|
Distance |
18.17 |
|
| Distance ly |
59.27 |
|
ORBITAL ELEMENTS
| Period (P) | 10.008y | ± 0.01 |
Periastron (T) | 58297d (2018.488y) | ± 5 |
Semi-major axis (a) | 122.53m | ± 0.08 |
| Eccentricity (e) | 0.1622 | ± 0.0017 |
Inclination (i) | 95.71° | ± 0.05 |
Longitude of periastron (ω) | 68.35° | ± 0.24 |
| Node (Ω) | 133.56° | ± 0.03 |
Notes | n | |
Reference | Dup2017 | |
| Equinox | | |
Last observation | 2013 | |
Grade | 2 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
318.3 |
0.088 |
| 2001 |
313.8 |
0.126 |
| 2002 |
310.5 |
0.120 |
| 2003 |
305.2 |
0.081 |
| 2004 |
277.7 |
0.024 |
| 2005 |
149.1 |
0.048 |
| 2006 |
138.2 |
0.098 |
| 2007 |
133.7 |
0.113 |
| 2008 |
128.0 |
0.075 |
| 2009 |
5.9 |
0.013 |
| 2010 |
318.3 |
0.087 |
| 2011 |
313.8 |
0.126 |
| 2012 |
310.5 |
0.120 |
| 2013 |
305.3 |
0.081 |
| 2014 |
278.4 |
0.024 |
| 2015 |
149.3 |
0.047 |
| 2016 |
138.2 |
0.097 |
| 2017 |
133.8 |
0.113 |
| 2018 |
128.1 |
0.075 |
| 2019 |
8.4 |
0.013 |
| 2020 |
318.4 |
0.087 |
| 2021 |
313.9 |
0.126 |
| 2022 |
310.5 |
0.120 |
| 2023 |
305.4 |
0.081 |
| 2024 |
279.1 |
0.025 |
| 2025 |
149.5 |
0.047 |
| 2026 |
138.3 |
0.097 |
| 2027 |
133.8 |
0.113 |
| 2028 |
128.2 |
0.076 |
| 2029 |
11.2 |
0.012 |
| 2030 |
318.5 |
0.086 |
|
|
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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