01196-0520 A   313

 
 
01H 19M 37.10S -05 19' 31.3" P.A. 283.4 SEP 0.17 MAG 8.97,9.71 SP F8 DIST. 126.42 PC (412.38 L.Y.)
 
 
Coord 2000
01196-0520
Discov num
A   313
Comp
Coord arcsec 2000
01 19 37.10 -05 19 31.3
Date first
1902
Date last
2014
Obs
49
Pa first
207
Pa last
292
P.A. Now (θ)
283.4°
Sep first
0.2
Sep last
0.2
Sep. Now (ρ)
0.17"
Mag pri
8.97
Mag sec
9.71
delta mag (ΔM)
0.74
Spectral class
F8 (yellow-white)
Pri motion ra
+069
Sec motion ra
Pri motion dec
+038
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cetus
HIP
6211
Tycho2
4684-00972-1
HD
8032
ADS
1077
BD
BD-06 251
Distance
126.42
Distance ly
412.38
last precise pa
291.7
last precise sep
0.176
 
 
ORBITAL ELEMENTS
 
 
Period (P)128.51y± 2.24 Periastron (T)2014.72y± 1.42 Semi-major axis (a)0.274a± 0.004
Eccentricity (e)0.161± 0.009 Inclination (i)133.7°± 0.9 Longitude of periastron (ω)245.5°± 4.5
Node (Ω)171.5°± 2.4 Note Grade2(1=Definitive, 9=Indet.)
Equinox2000 Last observation2014
label rho theta
2000 0.243 344.5
2001 0.239 342.0
2002 0.236 339.5
2003 0.232 336.8
2004 0.227 334.1
2005 0.223 331.3
2006 0.218 328.3
2007 0.213 325.2
2008 0.207 322.0
2009 0.202 318.5
2010 0.196 314.9
2011 0.191 311.1
2012 0.186 307.1
2013 0.181 302.8
2014 0.176 298.3
2015 0.172 293.6
2016 0.168 288.6
2017 0.165 283.4
2018 0.163 278.1
2019 0.161 272.7
2020 0.161 267.1
2021 0.161 261.6
2022 0.162 256.0
2023 0.164 250.6
2024 0.166 245.4
2025 0.170 240.3
2026 0.174 235.4
2027 0.179 230.8
2028 0.184 226.5
2029 0.189 222.3
2030 0.195 218.5

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

grafico orbita





grafico misure orbit6
Measures: green=micrometric, blue=interferometric, purple=photographic