00047+3416 STF 3056 AB
00h 04m 40.09s +34° 15' 54.7" P.A. 142.00 sep 0.7 mag 7.72,8.08 Sp K0III dist. 177.3 pc (578.35 l.y.)
| Coord 2000 |
00047+3416 |
|
Discov num |
STF3056 |
|
Comp |
AB |
|
Coord arcsec 2000 |
00 04 40.09 +34 15 54.7 |
|
| Date first |
1831 |
|
Date last |
2018 |
|
Obs |
144 |
|
| Pa first |
158 |
|
Pa last |
142.4 |
|
P.A. Now (θ) |
142.4° |
|
| Sep first |
0.6 |
|
Sep last |
0.688 |
|
Sep. Now (ρ) |
0.688" |
|
| Mag pri |
7.72 |
|
Mag sec |
8.08 |
|
delta mag (ΔM) |
0.36 |
|
Spectral class |
K0III (yellow-orange) |
|
| Pri motion ra |
-017 |
|
Sec motion ra |
-017 |
|
| Pri motion dec |
-027 |
|
Sec motion dec |
-027 |
|
| Notes |
O
(Orbital solution) |
|
This double is physical.
00047+3416 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
53617 |
00 04 40 +34 15 55 |
STF 3056 AB |
2018 |
144 |
142 |
0.7 |
7.72 |
8.08 |
0.36 |
Y |
<=== |
| Show |
HD 225220 |
53617 |
00 04 40 +34 15 55 |
STF 3056 AB,C |
2017 |
68 |
4 |
26.3 |
7.13 |
10.13 |
3.00 |
|
|
| Show |
|
53617 |
00 04 40 +34 15 55 |
STF 3056 AB,D |
2020 |
18 |
238 |
95.2 |
7.13 |
10.61 |
3.48 |
|
|
| Show |
|
53617 |
00 04 40 +34 15 55 |
FYM 148 AB,E |
2012 |
3 |
92 |
108.0 |
7.13 |
14.51 |
7.38 |
|
|
| Show |
|
53617 |
00 04 40 +34 15 55 |
FYM 148 AB,F |
2012 |
3 |
11 |
95.0 |
7.13 |
16.50 |
9.37 |
|
|
| Show |
|
|
00 04 40 +34 16 20 |
STF 3056 CD |
2015 |
16 |
227 |
113.1 |
10.13 |
10.61 |
0.48 |
|
|
Sextuple system
7 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Andromeda |
|
SAO |
53617 |
|
HIP |
374 |
|
Tycho2 |
2267-01744-1 |
|
| HD |
225220 |
|
GC |
41 |
|
ADS |
32 |
|
BD |
BD+33 4827 |
|
| Distance |
177.3 |
|
Distance ly |
578.35 |
|
ORBITAL ELEMENTS
| Period (P) | 545y | |
Periastron (T) | 2142y | |
Semi-major axis (a) | 0.623a | |
| Eccentricity (e) | 0.67 | |
Inclination (i) | 99.4° | |
Longitude of periastron (ω) | 119.6° | |
| Node (Ω) | 136.4° | |
Notes | | |
Reference | Zir2015a | |
| Equinox | 2000 | |
Last observation | 2009 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
142.8 |
0.717 |
| 2001 |
142.7 |
0.716 |
| 2002 |
142.7 |
0.716 |
| 2003 |
142.6 |
0.716 |
| 2004 |
142.5 |
0.715 |
| 2005 |
142.5 |
0.715 |
| 2006 |
142.4 |
0.714 |
| 2007 |
142.4 |
0.714 |
| 2008 |
142.3 |
0.713 |
| 2009 |
142.2 |
0.713 |
| 2010 |
142.2 |
0.712 |
| 2011 |
142.1 |
0.712 |
| 2012 |
142.1 |
0.711 |
| 2013 |
142.0 |
0.710 |
| 2014 |
141.9 |
0.709 |
| 2015 |
141.9 |
0.709 |
| 2016 |
141.8 |
0.708 |
| 2017 |
141.7 |
0.707 |
| 2018 |
141.7 |
0.706 |
| 2019 |
141.6 |
0.705 |
| 2020 |
141.6 |
0.704 |
| 2021 |
141.5 |
0.703 |
| 2022 |
141.4 |
0.702 |
| 2023 |
141.4 |
0.701 |
| 2024 |
141.3 |
0.700 |
| 2025 |
141.2 |
0.698 |
| 2026 |
141.2 |
0.697 |
| 2027 |
141.1 |
0.696 |
| 2028 |
141.1 |
0.694 |
| 2029 |
141.0 |
0.693 |
| 2030 |
140.9 |
0.692 |
|
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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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