00184+4401 GRB  34AB (GX And)

 
 
00H 18M 22.88S +44 01' 22.6" P.A. 66.1 SEP 34.25 MAG 8.31,11.36 SP M1V+M3.5V DIST. 3.59 PC (11.71 L.Y.)
 
 
Coord 2000
00184+4401
Discov num
GRB  34
Comp
AB
Coord arcsec 2000
00 18 22.88 +44 01 22.6
Date first
1860
Date last
2015
Obs
130
Pa first
53
Pa last
64
P.A. Now (θ)
66.1°
Sep first
40.1
Sep last
34.3
Sep. Now (ρ)
34.25"
Mag pri
8.31
Mag sec
11.36
delta mag (ΔM)
3.05
Spectral class
M1V+M3.5V (red/red)
Pri motion ra
+289
Sec motion ra
+288
Pri motion dec
+041
Sec motion dec
+034
Notes
N O P (See Notes, Orbital solution, 100-year proper motion)
rPM=0.024 (< 0.3, Physical double)
This double is physical.
 
 
00184+4401 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show GX And 36248 00184+4401 GRB 34 AB 1860 2015 130 66 34.2 8.31 11.36 3.05 Y <===
Show 36248 00184+4401 GRB 34 AC 1904 2011 13 259 285.6 8.31 11.83 3.52
Show 36248 00184+4401 TNN 1 AD 2004 2004 1 158 6.4 4.02 15.98 11.96
Show 00184+4401 TNN 1 BE 2004 2004 1 66 7.5 5.95 16.52 10.57
Show 00184+4401 TNN 1 BF 2004 2004 1 70 11.9 5.95 16.20 10.25
Sextuple system
6 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name
GX And
Constellation
Andromeda
SAO
36248
HIP
1475
Tycho2
2794-00157-1
HD
1326
ADS
246
GL
Gl 15A
Distance
3.59
Distance ly
11.71
last precise pa
64.3
last precise sep
34.269
 
 
ORBITAL ELEMENTS
 
 
Period (P)1253y± 259 Periastron (T)2327y± 81 Semi-major axis (a)26.73a± 3.54
Eccentricity (e)0.59± 0.19 Inclination (i)46°± 11 Longitude of periastron (ω)331°± 32
Node (Ω)243°± 25 Note Grade5(1=Definitive, 9=Indet.)
Equinox2000 Last observation2011
label rho theta
2000 35.184 64.5
2001 35.131 64.6
2002 35.079 64.7
2003 35.026 64.8
2004 34.972 64.9
2005 34.919 65.0
2006 34.865 65.1
2007 34.811 65.2
2008 34.756 65.2
2009 34.702 65.3
2010 34.647 65.4
2011 34.591 65.5
2012 34.535 65.6
2013 34.479 65.7
2014 34.423 65.8
2015 34.367 65.9
2016 34.310 66.0
2017 34.252 66.1
2018 34.195 66.2
2019 34.137 66.3
2020 34.079 66.4
2021 34.021 66.5
2022 33.962 66.6
2023 33.903 66.7
2024 33.843 66.8
2025 33.784 66.9
2026 33.724 67.0
2027 33.663 67.1
2028 33.603 67.2
2029 33.542 67.3
2030 33.481 67.4

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