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)
Pri motion ra -042 Sec motion ra
Pri motion dec +012 Sec motion dec
Notes N O (See Notes, Orbital solution)
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
 
 
SUSPECTED ORBITAL ELEMENTS
 
 
 
 
SUSPECTED ORBITAL ELEMENTS SOLUTION #1
 
 
Identifier17096+4047 MCA 45 A
coord_arcsec_2000170933.28+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 Notesn ReferenceRen2013
Equinox2000 Last observation Grade9(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


 
grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.



 
 


wds17096%2B4047f.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
 
SUSPECTED ORBITAL ELEMENTS
 
 
 
 
SUSPECTED ORBITAL ELEMENTS SOLUTION #2
 
 
Identifier17096+4047 MCA 45
coord_arcsec_2000170933.28+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° Notesn ReferenceOle1999
Equinox Last observation1991 Grade4(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


 
grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.



 
 


wds17096%2B4047a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic