01148+6056 BU 1100

 
 
01H 14M 45.80S +60 56' 19.9" P.A. 156.2 SEP 0.24 MAG 8.94,7.57 SP F7IV DIST. 100.3 PC (327.18 L.Y.)
 
 
Coord 2000
01148+6056
Discov num
BU 1100
Comp
Coord arcsec 2000
01 14 45.80 +60 56 19.9
Date first
1889
Date last
2010
Obs
70
Pa first
44
Pa last
353
P.A. Now (θ)
156.2°
Sep first
0.5
Sep last
0.3
Sep. Now (ρ)
0.24"
Mag pri
8.94
Mag sec
7.57
delta mag (ΔM)
1.37
Spectral class
F7IV (yellow-white)
Pri motion ra
+064
Sec motion ra
+064
Pri motion dec
-044
Sec motion dec
-044
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cassiopeia
SAO
11652
HIP
5829
Tycho2
4030-00318-1
HD
7331
ADS
999
BD
BD+60 193
Distance
100.3
Distance ly
327.18
last precise pa
353.4
last precise sep
0.33
 
 
ORBITAL ELEMENTS
 
 
Period (P)171.49y Periastron (T)1950.92y Semi-major axis (a)0.506a
Eccentricity (e)0.135 Inclination (i)110.7° Longitude of periastron (ω)288.1°
Node (Ω)210.7° Note Grade3(1=Definitive, 9=Indet.)
Equinox2000 Last observation2010
label rho theta
2000 0.395 190.9
2001 0.386 189.7
2002 0.377 188.4
2003 0.367 187.0
2004 0.358 185.6
2005 0.348 184.1
2006 0.339 182.5
2007 0.329 180.8
2008 0.319 179.0
2009 0.309 177.1
2010 0.299 175.1
2011 0.289 172.9
2012 0.280 170.6
2013 0.270 168.1
2014 0.261 165.4
2015 0.252 162.6
2016 0.244 159.5
2017 0.236 156.2
2018 0.229 152.7
2019 0.222 149.0
2020 0.216 145.1
2021 0.211 141.0
2022 0.207 136.7
2023 0.204 132.3
2024 0.202 127.7
2025 0.201 123.1
2026 0.202 118.4
2027 0.203 113.8
2028 0.206 109.3
2029 0.209 104.9
2030 0.214 100.7

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