00508+3203 A   922Aa,Ab

 
 
00H 50M 50.92S +32 02' 58.2" P.A. 340.6 SEP 0.5 MAG 9.61,9.77 SP F8
 
 
Coord 2000
00508+3203
Discov num
A   922
Comp
Aa,Ab
Coord arcsec 2000
00 50 50.92 +32 02 58.2
Date first
1905
Date last
2009
Obs
19
Pa first
342
Pa last
334
P.A. Now (θ)
340.6°
Sep first
0.5
Sep last
0.6
Sep. Now (ρ)
0.5"
Mag pri
9.61
Mag sec
9.77
delta mag (ΔM)
0.16
Spectral class
F8 (yellow-white)
Pri motion ra
-009
Sec motion ra
-009
Pri motion dec
-070
Sec motion dec
-070
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
00508+3203 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 54193 00508+3203 A 922 Aa,Ab 1905 2009 19 341 0.5 9.61 9.77 0.16 Y <===
Show 54193 00508+3203 UC 447 AB 1931 2001 3 11 63.2 9.24 12.67 3.43
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Pisces
SAO
54193
Tycho2
2280-01000-1
ADS
691
last precise pa
334.3
last precise sep
0.55
 
 
ORBITAL ELEMENTS
 
 
Period (P)106.44y Periastron (T)2058.04y Semi-major axis (a)0.786a
Eccentricity (e)0.99 Inclination (i)83.8° Longitude of periastron (ω)286.7°
Node (Ω)178.8° Note Grade5(1=Definitive, 9=Indet.)
Equinox2000 Last observation1999
label rho theta
2000 0.461 338.3
2001 0.465 338.5
2002 0.469 338.6
2003 0.472 338.7
2004 0.475 338.9
2005 0.478 339.0
2006 0.481 339.2
2007 0.484 339.3
2008 0.486 339.4
2009 0.488 339.6
2010 0.490 339.7
2011 0.492 339.8
2012 0.493 340.0
2013 0.495 340.1
2014 0.496 340.2
2015 0.496 340.4
2016 0.497 340.5
2017 0.497 340.6
2018 0.497 340.7
2019 0.497 340.9
2020 0.497 341.0
2021 0.496 341.1
2022 0.495 341.3
2023 0.494 341.4
2024 0.493 341.5
2025 0.491 341.7
2026 0.489 341.8
2027 0.487 341.9
2028 0.484 342.1
2029 0.481 342.2
2030 0.478 342.3

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