17096+4047 MCA 45 AB (HD 155410)
17h 09m 33.28s +40° 46' 37.3" P.A. 180.00 sep 0.1 mag 5.08, Sp K3III dist. 86.51 pc (282.2 l.y.)
Coord 2000 |
17096+4047 |
|
Discov num |
MCA 45 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 09 33.28 +40 46 37.3 |
|
Date first |
1980 |
|
Date last |
1991 |
|
Obs |
4 |
|
Pa first |
94 |
|
Pa last |
180 |
|
P.A. Now (θ) |
180° |
|
Sep first |
0.0 |
|
Sep last |
0.054 |
|
Sep. Now (ρ) |
0.054" |
|
Mag pri |
5.08 |
|
Mag sec |
|
|
delta mag (ΔM) |
|
|
Spectral class |
K3III (yellow-orange) |
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Pri motion ra |
-042 |
|
Sec motion ra |
|
|
Pri motion dec |
+012 |
|
Sec motion dec |
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Notes |
N
O
(See Notes, Orbital solution) |
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This double is physical.
17096+4047 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 155410 |
46524 |
17 09 33 +40 46 37 |
MCA 45 AB |
1991 |
4 |
180 |
0.1 |
5.08 |
|
|
Y |
<=== |
Show |
|
46524 |
17 09 33 +40 46 37 |
RBR 48 AC |
2016 |
3 |
100 |
2.9 |
5.10 |
14.00 |
8.90 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 155410 |
|
Constellation |
Hercules |
|
SAO |
46524 |
|
HIP |
83947 |
|
Tycho2 |
3076-01566-1 |
|
Gaia DR2 |
1353924329087324800 |
|
HD |
155410 |
|
HR |
6388 |
|
GC |
23172 |
|
BD |
BD+40 3109 |
|
FK5 |
3365 |
|
Distance |
86.51 |
|
Distance ly |
282.2 |
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SUSPECTED ORBITAL ELEMENTS
SUSPECTED ORBITAL ELEMENTS SOLUTION #1
Identifier | 17096+4047 MCA 45 A |
coord_arcsec_2000 | 170933.28+404637.3 |
Period (P) | 876.25d (2.4y) | |
Periastron (T) | 42389.9d (1974.935y) | |
Semi-major axis (a) | 2.1m | ± 0.3 |
Eccentricity (e) | 0.61 | |
Inclination (i) | 92.8° | ± 3.6 |
Longitude of periastron (ω) | 103° | |
Node (Ω) | 309° | ± 8.7 |
Notes | n | |
Reference | Ren2013 | |
Equinox | 2000 | |
Last observation | | |
Grade | 9 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000-01-01 |
330.1 |
|
2001-01-01 |
310.0 |
0.002 |
2002-01-01 |
117.6 |
0.001 |
2003-01-01 |
312.8 |
0.002 |
2004-01-01 |
126.8 |
0.001 |
2005-01-01 |
318.4 |
0.001 |
2006-01-01 |
307.5 |
0.001 |
2007-01-01 |
79.0 |
|
2008-01-01 |
311.3 |
0.002 |
2009-01-01 |
123.8 |
0.001 |
2010-01-01 |
314.7 |
0.001 |
2011-01-01 |
130.2 |
0.001 |
2012-01-01 |
329.5 |
|
2013-01-01 |
309.9 |
0.002 |
2014-01-01 |
117.4 |
0.001 |
2015-01-01 |
312.7 |
0.002 |
2016-01-01 |
126.8 |
0.001 |
2017-01-01 |
318.2 |
0.001 |
2018-01-01 |
307.4 |
0.001 |
2019-01-01 |
76.1 |
|
2020-01-01 |
311.3 |
0.002 |
2021-01-01 |
123.7 |
0.001 |
2022-01-01 |
314.6 |
0.001 |
2023-01-01 |
130.0 |
0.001 |
2024-01-01 |
329.0 |
|
2025-01-01 |
309.9 |
0.002 |
2026-01-01 |
117.1 |
0.001 |
2027-01-01 |
312.7 |
0.002 |
2028-01-01 |
126.7 |
0.001 |
2029-01-01 |
318.1 |
0.001 |
2030-01-01 |
307.3 |
0.001 |
|
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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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SUSPECTED ORBITAL ELEMENTS
SUSPECTED ORBITAL ELEMENTS SOLUTION #2
Identifier | 17096+4047 MCA 45 |
coord_arcsec_2000 | 170933.28+404637.3 |
Period (P) | 47.546y | |
Periastron (T) | 2027.68y | |
Semi-major axis (a) | 0.255a | |
Eccentricity (e) | 0.9404 | |
Inclination (i) | 82.3° | |
Longitude of periastron (ω) | 280° | |
Node (Ω) | 89.1° | |
Notes | n | |
Reference | Ole1999 | |
Equinox | | |
Last observation | 1991 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
222.8 |
0.089 |
2001 |
225.5 |
0.094 |
2002 |
227.9 |
0.099 |
2003 |
230.1 |
0.104 |
2004 |
232.0 |
0.108 |
2005 |
233.9 |
0.113 |
2006 |
235.6 |
0.117 |
2007 |
237.2 |
0.121 |
2008 |
238.6 |
0.125 |
2009 |
240.0 |
0.129 |
2010 |
241.4 |
0.132 |
2011 |
242.6 |
0.135 |
2012 |
243.8 |
0.138 |
2013 |
245.0 |
0.140 |
2014 |
246.1 |
0.142 |
2015 |
247.2 |
0.144 |
2016 |
248.3 |
0.145 |
2017 |
249.3 |
0.146 |
2018 |
250.4 |
0.145 |
2019 |
251.4 |
0.145 |
2020 |
252.5 |
0.143 |
2021 |
253.6 |
0.140 |
2022 |
254.8 |
0.136 |
2023 |
256.1 |
0.130 |
2024 |
257.5 |
0.122 |
2025 |
259.2 |
0.110 |
2026 |
261.3 |
0.093 |
2027 |
265.1 |
0.061 |
2028 |
92.9 |
0.036 |
2029 |
102.9 |
0.055 |
2030 |
109.8 |
0.058 |
|
|
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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