17005+0635 CHR 59 (HD 153653)
17h 00m 29.38s +06° 35' 01.7" P.A. 76.00 sep 0.2 mag 6.60,9.80 Sp A7V dist. 75.41 pc (245.99 l.y.)
Coord 2000 |
17005+0635 |
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Discov num |
CHR 59 |
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Comp |
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Coord arcsec 2000 |
17 00 29.38 +06 35 01.7 |
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Date first |
1985 |
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Date last |
2021 |
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Obs |
15 |
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Pa first |
280 |
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Pa last |
76.1 |
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P.A. Now (θ) |
82.8° |
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Sep first |
0.1 |
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Sep last |
0.183 |
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Sep. Now (ρ) |
0.169" |
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Mag pri |
6.60 |
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Mag sec |
9.80 |
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delta mag (ΔM) |
3.2 |
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Spectral class |
A7V (white) |
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Pri motion ra |
+044 |
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Sec motion ra |
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Pri motion dec |
-048 |
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Sec motion dec |
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Notes |
N
O
(See Notes, Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 153653 |
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Constellation |
Ophiuchus |
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SAO |
121995 |
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HIP |
83223 |
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Tycho2 |
0410-02766-1 |
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Gaia DR2 |
4441159706357183488 |
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HD |
153653 |
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HR |
6317 |
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GC |
22927 |
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BD |
BD+06 3332 |
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FK5 |
3352 |
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Distance |
75.41 |
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Distance ly |
245.99 |
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ORBITAL ELEMENTS
Period (P) | 26.472y | ± 0.059 |
Periastron (T) | 1988.56y | ± 0.18 |
Semi-major axis (a) | 191.29m | ± 0.38 |
Eccentricity (e) | 0.0814 | ± 0.007 |
Inclination (i) | 66.89° | ± 0.12 |
Longitude of periastron (ω) | 277.2° | ± 2.4 |
Node (Ω) | 67.94° | ± 0.29 |
Notes | | |
Reference | Mdz2021 | |
Equinox | | |
Last observation | | |
Grade | 3 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
126.1 |
0.092 |
2001 |
152.8 |
0.081 |
2002 |
181.2 |
0.087 |
2003 |
202.6 |
0.106 |
2004 |
216.7 |
0.130 |
2005 |
226.4 |
0.154 |
2006 |
233.6 |
0.174 |
2007 |
239.6 |
0.187 |
2008 |
244.9 |
0.193 |
2009 |
250.2 |
0.190 |
2010 |
256.0 |
0.177 |
2011 |
262.9 |
0.157 |
2012 |
272.5 |
0.129 |
2013 |
287.8 |
0.099 |
2014 |
315.2 |
0.074 |
2015 |
354.6 |
0.071 |
2016 |
24.8 |
0.093 |
2017 |
41.7 |
0.123 |
2018 |
52.1 |
0.152 |
2019 |
59.4 |
0.173 |
2020 |
65.5 |
0.186 |
2021 |
71.0 |
0.189 |
2022 |
76.6 |
0.183 |
2023 |
82.8 |
0.169 |
2024 |
90.5 |
0.149 |
2025 |
100.9 |
0.125 |
2026 |
116.3 |
0.102 |
2027 |
139.3 |
0.085 |
2028 |
168.3 |
0.082 |
2029 |
193.5 |
0.096 |
2030 |
210.7 |
0.119 |
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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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