21194+3814 CIA   5Aa,Ab

 
 
21h 19m 22.18s +38 14' 14.9" P.A. 119.9 sep 0.01 mag 6.00,8.20 Sp F1II+B7V dist. 662.25 pc (2160.26 l.y.)
 
 
Coord 2000
21194+3814
Discov num
CIA   5
Comp
Aa,Ab
Coord arcsec 2000
21 19 22.18 +38 14 14.9
Date first
2009
Date last
2016
Obs
14
Pa first
189
Pa last
230
P.A. Now (θ)
119.9°
Sep first
0.0
Sep last
0.0
Sep. Now (ρ)
0.01"
Mag pri
6.00
Mag sec
8.20
delta mag (ΔM)
2.2
Spectral class
F1II+B7V (yellow-white/blue-white)
Pri motion ra
+003
Sec motion ra
Pri motion dec
+000
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
21194+3814 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 21194+3814 CIA 5 Aa,Ab 2009 2016 14 120 0.0 6.00 8.20 2.20 Y <===
Show V1334 Cyg 71203 21194+3814 HO 286 AB 1886 2005 31 237 0.2 6.60 6.60 0.00
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
230.3
Precise sep
0.008
Var name
V1334 Cyg
Constellation
Cygnus
SAO
71203
HIP
105269
Tycho2
3169-03875-1
Gaia DR2
04803120640
HD
203156
HR
8157
ADS
14859
BD
BD+37 4271
Distance
662.25
Distance ly
2160.26
last precise pa
230.3
last precise sep
0.008
 
 
ORBITAL ELEMENTS
 
 
Period (P)1932.8d (5.29y)± 1.8 Periastron (T)53316.75d (2004.852y)± 4.1 Semi-major axis (a)8.54m± 0.04
Eccentricity (e)0.233± 0.001 Inclination (i)124.94°± 0.09 Longitude of periastron (ω)229.8°± 0.3
Node (Ω)213.17°± 0.35 Note Grade5(1=Definitive, 9=Indet.)
Equinox2000 Last observation2016
label rho theta
2000-01-01 0.004 290.8
2001-01-01 0.009 217.5
2002-01-01 0.009 186.9
2003-01-01 0.006 130.7
2004-01-01 0.007 54.3
2005-01-01 0.004 340.6
2006-01-01 0.008 228.3
2007-01-01 0.010 196.4
2008-01-01 0.006 152.8
2009-01-01 0.006 72.2
2010-01-01 0.006 12.3
2011-01-01 0.006 243.9
2012-01-01 0.010 205.0
2013-01-01 0.007 169.6
2014-01-01 0.006 94.4
2015-01-01 0.007 31.5
2016-01-01 0.005 272.0
2017-01-01 0.009 213.6
2018-01-01 0.008 182.3
2019-01-01 0.006 119.9
2020-01-01 0.007 47.4
2021-01-01 0.004 320.4
2022-01-01 0.009 223.4
2023-01-01 0.009 192.5
2024-01-01 0.006 144.0
2025-01-01 0.007 64.1
2026-01-01 0.005 1.0
2027-01-01 0.007 236.4
2028-01-01 0.010 201.3
2029-01-01 0.007 163.0
2030-01-01 0.006 84.4

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

grafico orbita





wds21194%2B3814b.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
21194+3814 CIA 5 Aa,Ab 2012 2 181 0.0 4.70 8.47 F3II NO K 211922.18+381414.9
21194+3814 CIA 5 Aa,Ab 2016 14 230 0.0 6.00 8.20 F1II+B7V NO 211922.18+381414.9

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