19594+3206 A   378

 
 
19h 59m 22.02s +32 06' 28.0" P.A. 291.60 sep 0.9 mag 8.48,8.98 Sp G5
 
 
Coord 2000
19594+3206
Discov num
A   378
Comp
Coord arcsec 2000
19 59 22.02 +32 06 28.0
Date first
1902
Date last
2016
Obs
44
Pa first
319
Pa last
294
P.A. Now (θ)
291.6°
Sep first
0.4
Sep last
1.0
Sep. Now (ρ)
0.86"
Mag pri
8.48
Mag sec
8.98
delta mag (ΔM)
0.5
Spectral class
G5 (yellow)
Pri motion ra
+002
Sec motion ra
+002
Pri motion dec
-013
Sec motion dec
-013
Notes
O (Orbital solution)
Visually invisible, K-band or other infrared star This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
293.6
Precise sep
0.974
Constellation
Cygnus
SAO
69212
Tycho2
2674-01000-1
Gaia DR2
23703611136
HD
189549
ADS
13212
last precise pa
293.6
last precise sep
0.974
 
 
ORBITAL ELEMENTS
 
 
Period (P)591.302y± 325.9371 Periastron (T)2060.8237y± 166.8133 Semi-major axis (a)1.57387a± 0.84266
Eccentricity (e)0.70961± 0.26477 Inclination (i)95.414°± 9.554 Longitude of periastron (ω)256.252°± 32.532
Node (Ω)108.095°± 7.724 Note Grade5(1=Definitive, 9=Indet.)
Equinox Last observation2013
label rho theta
2000 0.874 294.2
2001 0.875 294.1
2002 0.876 293.9
2003 0.877 293.8
2004 0.878 293.7
2005 0.878 293.6
2006 0.878 293.4
2007 0.878 293.3
2008 0.878 293.2
2009 0.878 293.0
2010 0.877 292.9
2011 0.876 292.8
2012 0.875 292.6
2013 0.874 292.5
2014 0.872 292.4
2015 0.870 292.2
2016 0.868 292.1
2017 0.866 292.0
2018 0.863 291.8
2019 0.860 291.7
2020 0.856 291.6
2021 0.853 291.4
2022 0.848 291.3
2023 0.844 291.2
2024 0.839 291.0
2025 0.834 290.9
2026 0.828 290.7
2027 0.821 290.6
2028 0.815 290.4
2029 0.807 290.3
2030 0.800 290.1

Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
 
grafico orbita






wds19594%2B3206a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19594+3206 A 378 2005 42 293 0.9 8.48 8.98 G5 195922.02+320628.0
19594+3206 A 378 2007 44 294 0.9 8.48 8.98 G5 195922.02+320628.0
19594+3206 A 378 2009 45 292 0.9 8.48 8.98 G5 195922.02+320628.0
19594+3206 A 378 2012 41 291 0.8 8.48 8.98 G5 195922.02+320628.0
19594+3206 A 378 2013 42 291 0.9 8.48 8.98 G5 195922.02+320628.0
19594+3206 A 378 2016 43 294 1.0 8.48 8.98 G5 195922.02+320628.0

If you need more information about this double, apply for a data request form to the WDS.