15136+3453 HO 60 (HD 135365)
15h 13m 35.21s +34° 52' 54.8" P.A. 66.00 sep 0.2 mag 9.20,9.30 Sp F5 dist. 142.05 pc (463.37 l.y.)
| Coord 2000 |
15136+3453 |
|
Discov num |
HO 60 |
|
Comp |
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Coord arcsec 2000 |
15 13 35.21 +34 52 54.8 |
|
| Date first |
1885 |
|
Date last |
2014 |
|
Obs |
55 |
|
| Pa first |
38 |
|
Pa last |
66.4 |
|
P.A. Now (θ) |
57.4° |
|
| Sep first |
0.4 |
|
Sep last |
0.226 |
|
Sep. Now (ρ) |
0.278" |
|
| Mag pri |
9.20 |
|
Mag sec |
9.30 |
|
delta mag (ΔM) |
0.1 |
|
Spectral class |
F5 (yellow-white) |
|
| Pri motion ra |
-032 |
|
Sec motion ra |
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|
| Pri motion dec |
-005 |
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Sec motion dec |
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| Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 135365 |
|
Constellation |
Bootes |
|
SAO |
64567 |
|
HIP |
74512 |
|
| Tycho2 |
2566-00036-1 |
|
Gaia DR2 |
1290748486900774016 |
|
HD |
135365 |
|
ADS |
9547 |
|
| BD |
BD+35 2663 |
|
Distance |
142.05 |
|
Distance ly |
463.37 |
|
ORBITAL ELEMENTS
| Period (P) | 195.61y | |
Periastron (T) | 1972.18y | |
Semi-major axis (a) | 0.314a | |
| Eccentricity (e) | 0.562 | |
Inclination (i) | 107.6° | |
Longitude of periastron (ω) | 163.5° | |
| Node (Ω) | 37.7° | |
Notes | n | |
Reference | Doc2017f | |
| Equinox | 2000 | |
Last observation | 2009 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
92.9 |
0.106 |
| 2001 |
89.1 |
0.112 |
| 2002 |
85.7 |
0.120 |
| 2003 |
82.8 |
0.127 |
| 2004 |
80.1 |
0.135 |
| 2005 |
77.7 |
0.142 |
| 2006 |
75.6 |
0.150 |
| 2007 |
73.7 |
0.158 |
| 2008 |
72.0 |
0.166 |
| 2009 |
70.4 |
0.174 |
| 2010 |
69.0 |
0.182 |
| 2011 |
67.6 |
0.189 |
| 2012 |
66.4 |
0.197 |
| 2013 |
65.3 |
0.205 |
| 2014 |
64.3 |
0.213 |
| 2015 |
63.3 |
0.220 |
| 2016 |
62.4 |
0.228 |
| 2017 |
61.5 |
0.235 |
| 2018 |
60.7 |
0.243 |
| 2019 |
60.0 |
0.250 |
| 2020 |
59.3 |
0.257 |
| 2021 |
58.6 |
0.264 |
| 2022 |
58.0 |
0.271 |
| 2023 |
57.4 |
0.278 |
| 2024 |
56.8 |
0.285 |
| 2025 |
56.3 |
0.291 |
| 2026 |
55.7 |
0.298 |
| 2027 |
55.2 |
0.304 |
| 2028 |
54.8 |
0.310 |
| 2029 |
54.3 |
0.317 |
| 2030 |
53.8 |
0.323 |
|
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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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