03337+5752 CHR 117

 
 
03H 33M 41.23S +57 52' 07.1" P.A. 28.6 SEP 0.1 MAG 6.36,6.60 SP F7V DIST. 66.93 PC (218.33 L.Y.)
 
 
Coord 2000
03337+5752
Discov num
CHR 117
Comp
Coord arcsec 2000
03 33 41.23 +57 52 07.1
Date first
1985
Date last
2009
Obs
22
Pa first
138
Pa last
259
P.A. Now (θ)
28.6°
Sep first
0.1
Sep last
0.1
Sep. Now (ρ)
0.1"
Mag pri
6.36
Mag sec
6.60
delta mag (ΔM)
0.24
Spectral class
F7V (yellow-white)
Pri motion ra
+007
Sec motion ra
Pri motion dec
+040
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Camelopardalis
SAO
24098
HIP
16602
Tycho2
3724-01137-1
HD
21794
HR
1071
BD
BD+57 730
Distance
66.93
Distance ly
218.33
last precise pa
259.1
last precise sep
0.142
 
 
ORBITAL ELEMENTS
 
 
Period (P)14.47y± 0.07 Periastron (T)1990.15y± 0.03 Semi-major axis (a)0.12a± 0.001
Eccentricity (e)0.35± 0.01 Inclination (i)46°± 1 Longitude of periastron (ω)236°± 1
Node (Ω)235°± 1 Note Grade2(1=Definitive, 9=Indet.)
Equinox Last observation1998
label rho theta
2000 0.102 327.4
2001 0.098 350.9
2002 0.097 15.5
2003 0.094 40.6
2004 0.078 71.3
2005 0.057 126.2
2006 0.074 188.4
2007 0.107 217.6
2008 0.130 234.1
2009 0.141 246.7
2010 0.143 258.1
2011 0.138 269.8
2012 0.128 282.9
2013 0.117 298.4
2014 0.106 317.3
2015 0.099 339.6
2016 0.097 3.9
2017 0.097 28.6
2018 0.088 55.4
2019 0.065 95.7
2020 0.061 163.8
2021 0.092 206.5
2022 0.121 227.1
2023 0.137 241.0
2024 0.143 252.7
2025 0.141 264.2
2026 0.133 276.5
2027 0.122 290.7
2028 0.111 308.0
2029 0.102 328.7
2030 0.098 352.4

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