00126-1142 RST3343

 
 
00H 12M 33.15S -11 41' 34.7" P.A. 264.9 SEP 0.28 MAG 8.98,8.98 SP F0V DIST. 174.83 PC (570.3 L.Y.)
 
 
Coord 2000
00126-1142
Discov num
RST3343
Comp
Coord arcsec 2000
00 12 33.15 -11 41 34.7
Date first
1938
Date last
2008
Obs
14
Pa first
135
Pa last
253
P.A. Now (θ)
264.9°
Sep first
0.3
Sep last
0.3
Sep. Now (ρ)
0.28"
Mag pri
8.98
Mag sec
8.98
delta mag (ΔM)
0
Spectral class
F0V (yellow-white)
Pri motion ra
+000
Sec motion ra
Pri motion dec
+001
Sec motion dec
Notes
O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cetus
SAO
147148
HIP
1005
Tycho2
5264-00128-1
HD
821
BD
BD-12 14
Distance
174.83
Distance ly
570.3
last precise pa
253.1
last precise sep
0.28
 
 
ORBITAL ELEMENTS
 
 
Period (P)187.8y Periastron (T)2058.25y Semi-major axis (a)0.277a
Eccentricity (e)0.164 Inclination (i)42° Longitude of periastron (ω)272.5°
Node (Ω)88.9° Note Grade5(1=Definitive, 9=Indet.)
Equinox2000 Last observation2008
label rho theta
2000 0.276 241.2
2001 0.277 242.7
2002 0.278 244.1
2003 0.278 245.4
2004 0.279 246.8
2005 0.279 248.2
2006 0.280 249.6
2007 0.280 251.0
2008 0.280 252.4
2009 0.280 253.7
2010 0.280 255.1
2011 0.280 256.5
2012 0.279 257.9
2013 0.279 259.2
2014 0.278 260.6
2015 0.277 262.0
2016 0.276 263.4
2017 0.275 264.9
2018 0.274 266.3
2019 0.273 267.7
2020 0.271 269.2
2021 0.270 270.7
2022 0.268 272.2
2023 0.266 273.7
2024 0.264 275.2
2025 0.262 276.8
2026 0.259 278.4
2027 0.257 280.0
2028 0.254 281.6
2029 0.251 283.3
2030 0.248 285.1

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