17096+4047 MCA  45

 
 
17h 09m 33.28s +40 46' 37.3" P.A. 180 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
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
0.1
Sep. Now (ρ)
0.1"
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.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
180
Precise sep
0.054
Constellation
Hercules
SAO
46524
HIP
83947
Tycho2
3076-01566-1
HD
155410
HR
6388
BD
BD+40 3109
Distance
86.51
Distance ly
282.2
last precise pa
last precise sep
 
 
ORBITAL ELEMENTS SOLUTION #1
 
 
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 Note Grade9(1=Definitive, 9=Indet.)
Equinox2000 Last observation
label rho theta
2000-01-01 330.1
2001-01-01 0.002 310.0
2002-01-01 0.001 117.6
2003-01-01 0.002 312.8
2004-01-01 0.001 126.8
2005-01-01 0.001 318.4
2006-01-01 0.001 307.5
2007-01-01 79.0
2008-01-01 0.002 311.3
2009-01-01 0.001 123.8
2010-01-01 0.001 314.7
2011-01-01 0.001 130.2
2012-01-01 329.5
2013-01-01 0.002 309.9
2014-01-01 0.001 117.4
2015-01-01 0.002 312.7
2016-01-01 0.001 126.8
2017-01-01 0.001 318.2
2018-01-01 0.001 307.4
2019-01-01 76.1
2020-01-01 0.002 311.3
2021-01-01 0.001 123.7
2022-01-01 0.001 314.6
2023-01-01 0.001 130.0
2024-01-01 329.0
2025-01-01 0.002 309.9
2026-01-01 0.001 117.1
2027-01-01 0.002 312.7
2028-01-01 0.001 126.7
2029-01-01 0.001 318.1
2030-01-01 0.001 307.3

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

grafico orbita





wds17096%2B4047f.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
ORBITAL ELEMENTS SOLUTION #2
 
 
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° Note Grade4(1=Definitive, 9=Indet.)
Equinox Last observation1991
label rho theta
2000 0.089 222.8
2001 0.094 225.5
2002 0.099 227.9
2003 0.104 230.1
2004 0.108 232.0
2005 0.113 233.9
2006 0.117 235.6
2007 0.121 237.2
2008 0.125 238.6
2009 0.129 240.0
2010 0.132 241.4
2011 0.135 242.6
2012 0.138 243.8
2013 0.140 245.0
2014 0.142 246.1
2015 0.144 247.2
2016 0.145 248.3
2017 0.146 249.3
2018 0.145 250.4
2019 0.145 251.4
2020 0.143 252.5
2021 0.140 253.6
2022 0.136 254.8
2023 0.130 256.1
2024 0.122 257.5
2025 0.110 259.2
2026 0.093 261.3
2027 0.061 265.1
2028 0.036 92.9
2029 0.055 102.9
2030 0.058 109.8

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

grafico orbita





wds17096%2B4047a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17096+4047 MCA 45 1991 4 180 0.1 5.08   K3III NO 170933.28+404637.3

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