01354+1126 HDS 213

 
 
01h 35m 21.58s +11 26' 04.0" P.A. 191.9 sep 0.29 mag 12.67,12.75 Sp K7V: dist. 109.05 pc (355.72 l.y.)
 
 
Coord 2000
01354+1126
Discov num
HDS 213
Comp
Coord arcsec 2000
01 35 21.58 +11 26 04.0
Date first
1991
Date last
2015
Obs
9
Pa first
14
Pa last
191
P.A. Now (θ)
191.9°
Sep first
0.2
Sep last
0.3
Sep. Now (ρ)
0.29"
Mag pri
12.67
Mag sec
12.75
delta mag (ΔM)
0.08
Spectral class
K7V: (yellow-orange)
Pri motion ra
+120
Sec motion ra
Pri motion dec
-038
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
190.5
Precise sep
0.276
Cdsa2 id
HDS 213
Constellation
Pisces
HIP
7397
Ra deg
1.589327777777778
De deg
11.434444444444445
Distance
109.05
Distance ly
355.72
last precise pa
190.5
last precise sep
0.276
 
 
ORBITAL ELEMENTS
 
 
Period (P)54.663y± 0.106 Periastron (T)2054.258y± 0.013 Semi-major axis (a)0.1771a± 0.0007
Eccentricity (e)0.862± 0.089 Inclination (i)56.1°± 2 Longitude of periastron (ω)347.7°± 2.9
Node (Ω)24.2°± 2.5 Note Grade5(1=Definitive, 9=Indet.)
Equinox2000 Last observation2015
label rho theta
2000 0.025 55.1
2001 0.037 128.6
2002 0.063 154.0
2003 0.088 164.6
2004 0.111 170.6
2005 0.132 174.6
2006 0.151 177.6
2007 0.168 179.8
2008 0.185 181.7
2009 0.200 183.3
2010 0.214 184.7
2011 0.226 185.9
2012 0.238 187.0
2013 0.249 187.9
2014 0.259 188.8
2015 0.269 189.7
2016 0.277 190.5
2017 0.285 191.2
2018 0.292 191.9
2019 0.298 192.6
2020 0.304 193.2
2021 0.309 193.9
2022 0.313 194.5
2023 0.317 195.0
2024 0.319 195.6
2025 0.322 196.2
2026 0.324 196.8
2027 0.325 197.3
2028 0.325 197.9
2029 0.325 198.4
2030 0.324 199.0

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

grafico orbita





wds01354%2B1126a.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
01354+1126 HDS 213 2001 3 150 0.1 12.67 12.75 K7V: D 013521.58+112604.0
01354+1126 HDS 213 2004 4 202 0.1 12.67 12.75 K7V: D 013521.58+112604.0
01354+1126 HDS 213 2010 5 185 0.2 12.67 12.75 K7V: D 013521.58+112604.0
01354+1126 HDS 213 2015 7 190 0.3 12.67 12.75 K7V: 013521.58+112604.0

If you need more information about this double, apply for a data request form to the WDS.