02182+3920 A   207

 
 
02H 18M 10.10S +39 19' 39.8" P.A. 10.8 SEP 0.36 MAG 9.69,10.30 SP F5 DIST. 100.91 PC (329.17 L.Y.)
 
 
Coord 2000
02182+3920
Discov num
A   207
Comp
Coord arcsec 2000
02 18 10.10 +39 19 39.8
Date first
1902
Date last
2015
Obs
34
Pa first
126
Pa last
0
P.A. Now (θ)
10.8°
Sep first
0.2
Sep last
0.6
Sep. Now (ρ)
0.36"
Mag pri
9.69
Mag sec
10.30
delta mag (ΔM)
0.61
Spectral class
F5 (yellow-white)
Pri motion ra
-025
Sec motion ra
-025
Pri motion dec
-046
Sec motion dec
-046
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Andromeda
SAO
55438
HIP
10735
Tycho2
2830-01585-1
ADS
1762
BD
BD+38 453
Distance
100.91
Distance ly
329.17
last precise pa
359.7
last precise sep
0.63
 
 
ORBITAL ELEMENTS
 
 
Period (P)193.3y± 68.2 Periastron (T)1933.752y± 5.2 Semi-major axis (a)0.31a± 0.048
Eccentricity (e)0.327± 0.17 Inclination (i)43.8°± 12.5 Longitude of periastron (ω)56.6°± 19.7
Node (Ω)156.8°± 7.7 Note Grade4(1=Definitive, 9=Indet.)
Equinox2000 Last observation1998
label rho theta
2000 0.367 355.2
2001 0.367 356.1
2002 0.367 357.0
2003 0.367 357.9
2004 0.367 358.8
2005 0.367 359.7
2006 0.367 0.6
2007 0.366 1.5
2008 0.366 2.5
2009 0.365 3.4
2010 0.365 4.3
2011 0.364 5.2
2012 0.363 6.1
2013 0.362 7.1
2014 0.361 8.0
2015 0.360 8.9
2016 0.359 9.9
2017 0.358 10.8
2018 0.356 11.8
2019 0.355 12.7
2020 0.354 13.7
2021 0.352 14.7
2022 0.351 15.7
2023 0.349 16.7
2024 0.347 17.7
2025 0.346 18.7
2026 0.344 19.7
2027 0.342 20.8
2028 0.340 21.8
2029 0.338 22.9
2030 0.337 24.0

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