03362+4220 A  1535

 
 
03H 36M 09.47S +42 20' 21.9" P.A. 346 SEP 0.72 MAG 8.84,9.54 SP G5 DIST. 65.36 PC (213.2 L.Y.)
 
 
Coord 2000
03362+4220
Discov num
A  1535
Comp
Coord arcsec 2000
03 36 09.47 +42 20 21.9
Date first
1907
Date last
2014
Obs
58
Pa first
34
Pa last
341
P.A. Now (θ)
346°
Sep first
0.5
Sep last
0.9
Sep. Now (ρ)
0.72"
Mag pri
8.84
Mag sec
9.54
delta mag (ΔM)
0.7
Spectral class
G5 (yellow)
Pri motion ra
+143
Sec motion ra
+143
Pri motion dec
-146
Sec motion dec
-146
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Perseus
SAO
38976
HIP
16793
Tycho2
2870-01127-1
HD
22193
ADS
2630
BD
BD+41 714
Distance
65.36
Distance ly
213.2
last precise pa
341.4
last precise sep
0.85
 
 
ORBITAL ELEMENTS
 
 
Period (P)145.05y± 8.72 Periastron (T)1940.32y± 2.85 Semi-major axis (a)0.531a± 0.01
Eccentricity (e)0.372± 0.034 Inclination (i)48.1°± 4 Longitude of periastron (ω)8.5°± 11.7
Node (Ω)156.8°± 3.6 Note Grade3(1=Definitive, 9=Indet.)
Equinox2000 Last observation2003
label rho theta
2000 0.709 331.8
2001 0.712 332.7
2002 0.715 333.5
2003 0.718 334.4
2004 0.720 335.2
2005 0.722 336.0
2006 0.724 336.9
2007 0.725 337.7
2008 0.726 338.5
2009 0.726 339.3
2010 0.726 340.2
2011 0.726 341.0
2012 0.725 341.8
2013 0.724 342.6
2014 0.722 343.5
2015 0.721 344.3
2016 0.718 345.1
2017 0.716 346.0
2018 0.713 346.8
2019 0.709 347.7
2020 0.706 348.5
2021 0.701 349.4
2022 0.697 350.3
2023 0.692 351.2
2024 0.687 352.1
2025 0.682 353.0
2026 0.676 354.0
2027 0.670 354.9
2028 0.663 355.9
2029 0.656 356.9
2030 0.649 357.9

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