00184+4401 GRB  34AB (GX And)

 
 
00h 18m 22.88s +44 01' 22.6" P.A. 66.00 sep 34.5 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
2019
Obs
141
Pa first
53
Pa last
66
P.A. Now (θ)
66°
Sep first
40.1
Sep last
34.1
Sep. Now (ρ)
34.55"
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
+286
Pri motion dec
+042
Sec motion dec
+034
Notes
N O P (See Notes, Orbital solution, 100-year proper motion)
rPM=0.029 (< 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 2019 141 66 34.6 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 36248 00184+4401 TNN 1 BE 2004 2004 1 66 7.5 5.95 16.52 10.57
Show 36248 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
 
 
Precise pa
66.3
Precise sep
34.069
Var name
GX And
Constellation
Andromeda
SAO
36248
HIP
1475
Tycho2
2794-00157-1
HD
1326
ADS
246
GL
Gl 15A
BD
BD+43 44
Distance
3.59
Distance ly
11.71
last precise pa
66.3
last precise sep
34.069
 
 
ORBITAL ELEMENTS
 
 
Period (P)2600y Periastron (T)1745y Semi-major axis (a)41.15a
Eccentricity (e)0 Inclination (i)61.4° Longitude of periastron (ω)
Node (Ω)45.3° Note Grade5(1=Definitive, 9=Indet.)
Equinox2000 Last observation
label rho theta
2000 35.458 64.0
2001 35.416 64.1
2002 35.374 64.2
2003 35.332 64.3
2004 35.289 64.4
2005 35.247 64.5
2006 35.204 64.6
2007 35.162 64.7
2008 35.119 64.7
2009 35.076 64.8
2010 35.033 64.9
2011 34.990 65.0
2012 34.946 65.1
2013 34.903 65.2
2014 34.859 65.3
2015 34.816 65.4
2016 34.772 65.5
2017 34.728 65.6
2018 34.684 65.7
2019 34.640 65.8
2020 34.596 65.9
2021 34.551 66.0
2022 34.507 66.0
2023 34.462 66.1
2024 34.418 66.2
2025 34.373 66.3
2026 34.328 66.4
2027 34.283 66.5
2028 34.238 66.6
2029 34.193 66.7
2030 34.148 66.8


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



 
 


wds00184%2B4401b.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
00184+4401 GRB 34 AB 2004 107 65 34.8 8.07 11.12 M2V M6V NODP 001822.88+440122.6
00184+4401 GRB 34 AB 2007 111 65 34.8 8.07 11.12 M2V M6V NODP 001822.88+440122.6
00184+4401 GRB 34 AB 2011 112 65 34.4 8.31 11.36 M2V M6V NODP 001822.88+440122.6
00184+4401 GRB 34 AB 2012 114 65 34.8 8.31 11.36 M2V M6V NODP 001822.88+440122.6
00184+4401 GRB 34 AB 2015 123 64 34.3 8.31 11.36 M1V+M3.5V NO P 001822.88+440122.6
00184+4401 GRB 34 AB 2019 133 66 34.1 8.31 11.36 M1V+M3.5V NO P 001822.88+440122.6

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