00550+2338 STF 73 AB
00h 54m 58.02s +23° 37' 42.4" P.A. 335.00 sep 1.2 mag 6.12,6.54 Sp K1IV dist. 37.98 pc (123.89 l.y.)
| Coord 2000 |
00550+2338 |
|
Discov num |
STF 73 |
|
Comp |
AB |
|
Coord arcsec 2000 |
00 54 58.02 +23 37 42.4 |
|
| Date first |
1830 |
|
Date last |
2020 |
|
Obs |
740 |
|
| Pa first |
305 |
|
Pa last |
335.1 |
|
P.A. Now (θ) |
337.5° |
|
| Sep first |
0.9 |
|
Sep last |
1.18 |
|
Sep. Now (ρ) |
1.205" |
|
| Mag pri |
6.12 |
|
Mag sec |
6.54 |
|
delta mag (ΔM) |
0.42 |
|
Spectral class |
K1IV (yellow-orange) |
|
| Pri motion ra |
+136 |
|
Sec motion ra |
+136 |
|
| Pri motion dec |
-030 |
|
Sec motion dec |
-030 |
|
| Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
00550+2338 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
74359 |
00 54 58 +23 37 42 |
STF 73 AB |
2020 |
740 |
335 |
1.2 |
6.12 |
6.54 |
0.42 |
Y |
<=== |
| Show |
36 And |
74359 |
00 54 58 +23 37 42 |
FOX 115 AB,C |
2001 |
6 |
223 |
161.7 |
5.69 |
11.00 |
5.31 |
|
|
| Show |
|
74359 |
00 54 58 +23 37 42 |
TOK 447 AD |
2001 |
4 |
129 |
999.9 |
5.69 |
10.92 |
5.23 |
|
|
Quadruple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Var name |
NSV343 And |
|
Constellation |
Andromeda |
|
SAO |
74359 |
|
HIP |
4288 |
|
| Tycho2 |
1739-02318-1 |
|
Gaia DR2 |
2803936138967498624 |
|
HD |
5286 |
|
HR |
258 |
|
| GC |
1091 |
|
ADS |
755 |
|
BD |
BD+22 146 |
|
Flamsteed |
36 Andromedae |
|
| Flamsteed name |
36 And |
|
Distance |
37.98 |
|
Distance ly |
123.89 |
|
ORBITAL ELEMENTS
| Period (P) | 61183d (167.51y) | ± 69 |
Periastron (T) | 35543m (1956.191y) | ± 21 |
Semi-major axis (a) | 0.9837a | ± 0.0011 |
| Eccentricity (e) | 0.30603 | ± 0.00078 |
Inclination (i) | 44.57° | ± 0.11 |
Longitude of periastron (ω) | 358.62° | ± 0.21 |
| Node (Ω) | 173.66° | ± 0.13 |
Notes | n | |
Reference | Mut2010b | |
| Equinox | 2000 | |
Last observation | 2008 | |
Grade | 2 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
308.2 |
0.892 |
| 2001 |
309.9 |
0.908 |
| 2002 |
311.6 |
0.925 |
| 2003 |
313.2 |
0.941 |
| 2004 |
314.8 |
0.958 |
| 2005 |
316.3 |
0.974 |
| 2006 |
317.8 |
0.990 |
| 2007 |
319.2 |
1.005 |
| 2008 |
320.6 |
1.021 |
| 2009 |
321.9 |
1.036 |
| 2010 |
323.2 |
1.050 |
| 2011 |
324.5 |
1.065 |
| 2012 |
325.7 |
1.079 |
| 2013 |
326.9 |
1.092 |
| 2014 |
328.1 |
1.105 |
| 2015 |
329.2 |
1.118 |
| 2016 |
330.3 |
1.131 |
| 2017 |
331.4 |
1.143 |
| 2018 |
332.5 |
1.154 |
| 2019 |
333.5 |
1.165 |
| 2020 |
334.5 |
1.176 |
| 2021 |
335.6 |
1.186 |
| 2022 |
336.6 |
1.196 |
| 2023 |
337.5 |
1.205 |
| 2024 |
338.5 |
1.214 |
| 2025 |
339.4 |
1.222 |
| 2026 |
340.4 |
1.230 |
| 2027 |
341.3 |
1.237 |
| 2028 |
342.2 |
1.244 |
| 2029 |
343.1 |
1.250 |
| 2030 |
344.0 |
1.256 |
|
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Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
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Measures: green=micrometric, blue=interferometric, purple=photographic |
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