00184+4401 GRB 34 AB (GX And)
00h 18m 22.88s +44° 01' 22.6" P.A. 66.00 sep 34.1 mag 8.31,11.36 Sp M2V+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 |
143 |
|
| Pa first |
53 |
|
Pa last |
66.3 |
|
P.A. Now (θ) |
66.3° |
|
| Sep first |
40.1 |
|
Sep last |
34.069 |
|
Sep. Now (ρ) |
34.069" |
|
| Mag pri |
8.31 |
|
Mag sec |
11.36 |
|
delta mag (ΔM) |
3.05 |
|
Spectral class |
M2V+M3.5V (red/red) |
|
| Pri motion ra |
+289 |
|
Sec motion ra |
+286 |
|
| Pri motion dec |
+041 |
|
Sec motion dec |
+034 |
|
| Notes |
N
O
P
(See Notes, Orbital solution, 100-year proper motion) |
|
rPM=0.026 (< 0.3, Physical double)
This double is physical.
00184+4401 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
GX And |
36248 |
00 18 23 +44 01 23 |
GRB 34 AB |
2019 |
143 |
66 |
34.1 |
8.31 |
11.36 |
3.05 |
Y |
<=== |
| Show |
|
36248 |
00 18 23 +44 01 23 |
GRB 34 AC |
2016 |
14 |
258 |
298.7 |
8.31 |
11.83 |
3.52 |
|
|
| Show |
|
36248 |
00 18 23 +44 01 23 |
TNN 1 AD |
2004 |
1 |
158 |
6.4 |
8.31 |
|
|
|
|
| Show |
|
|
00 18 26 +44 01 38 |
TNN 1 BE |
2004 |
1 |
66 |
7.5 |
8.31 |
|
|
|
|
| Show |
|
|
00 18 26 +44 01 38 |
TNN 1 BF |
2004 |
1 |
70 |
11.9 |
8.31 |
|
|
|
|
Sextuple system
6 estimated visually detectable 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 |
|
BD |
BD+43 44 |
|
| Distance |
3.59 |
|
Distance ly |
11.71 |
|
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) | 0° | |
| Node (Ω) | 45.3° | |
Notes | n | |
Reference | Lip1972 | |
| Equinox | 2000 | |
Last observation | | |
Grade | 5 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
64.0 |
35.458 |
| 2001 |
64.1 |
35.416 |
| 2002 |
64.2 |
35.374 |
| 2003 |
64.3 |
35.332 |
| 2004 |
64.4 |
35.289 |
| 2005 |
64.5 |
35.247 |
| 2006 |
64.6 |
35.204 |
| 2007 |
64.7 |
35.162 |
| 2008 |
64.7 |
35.119 |
| 2009 |
64.8 |
35.076 |
| 2010 |
64.9 |
35.033 |
| 2011 |
65.0 |
34.990 |
| 2012 |
65.1 |
34.946 |
| 2013 |
65.2 |
34.903 |
| 2014 |
65.3 |
34.859 |
| 2015 |
65.4 |
34.816 |
| 2016 |
65.5 |
34.772 |
| 2017 |
65.6 |
34.728 |
| 2018 |
65.7 |
34.684 |
| 2019 |
65.8 |
34.640 |
| 2020 |
65.9 |
34.596 |
| 2021 |
66.0 |
34.551 |
| 2022 |
66.0 |
34.507 |
| 2023 |
66.1 |
34.462 |
| 2024 |
66.2 |
34.418 |
| 2025 |
66.3 |
34.373 |
| 2026 |
66.4 |
34.328 |
| 2027 |
66.5 |
34.283 |
| 2028 |
66.6 |
34.238 |
| 2029 |
66.7 |
34.193 |
| 2030 |
66.8 |
34.148 |
| 2031 |
66.9 |
34.102 |
| 2032 |
67.0 |
34.057 |
| 2033 |
67.1 |
34.011 |
| 2034 |
67.2 |
33.966 |
| 2035 |
67.3 |
33.920 |
| 2036 |
67.4 |
33.874 |
| 2037 |
67.5 |
33.828 |
| 2038 |
67.6 |
33.782 |
| 2039 |
67.7 |
33.736 |
| 2040 |
67.8 |
33.689 |
| 2041 |
67.9 |
33.643 |
| 2042 |
68.0 |
33.596 |
| 2043 |
68.1 |
33.550 |
| 2044 |
68.2 |
33.503 |
| 2045 |
68.3 |
33.457 |
| 2046 |
68.4 |
33.410 |
| 2047 |
68.5 |
33.363 |
| 2048 |
68.6 |
33.316 |
| 2049 |
68.7 |
33.269 |
| 2050 |
68.8 |
33.221 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
Measures: green=micrometric, blue=interferometric, purple=photographic
|
|
