02475+1922 STF 305 AB (HD 17332)
02h 47m 27.35s +19° 22' 20.0" P.A. 307.00 sep 3.6 mag 7.52,8.25 Sp G0V dist. 33.56 pc (109.47 l.y.)
| Coord 2000 |
02475+1922 |
|
Discov num |
STF 305 |
|
Comp |
AB |
|
Coord arcsec 2000 |
02 47 27.35 +19 22 20.0 |
|
| Date first |
1829 |
|
Date last |
2022 |
|
Obs |
331 |
|
| Pa first |
333 |
|
Pa last |
306.9 |
|
P.A. Now (θ) |
306.4° |
|
| Sep first |
1.6 |
|
Sep last |
3.606 |
|
Sep. Now (ρ) |
3.529" |
|
| Mag pri |
7.52 |
|
Mag sec |
8.25 |
|
delta mag (ΔM) |
0.73 |
|
Spectral class |
G0V (yellow) |
|
| Pri motion ra |
+118 |
|
Sec motion ra |
+118 |
|
| Pri motion dec |
-160 |
|
Sec motion dec |
-160 |
|
| Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
02475+1922 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 17332 |
|
02 47 27 +19 22 20 |
STF 305 AB |
2022 |
331 |
307 |
3.6 |
7.52 |
8.25 |
0.73 |
Y |
<=== |
| Show |
|
|
02 47 27 +19 22 20 |
STF 305 AC |
2015 |
6 |
26 |
95.1 |
7.52 |
13.00 |
5.48 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 17332 |
|
Constellation |
Aries |
|
SAO |
93105 |
|
HIP |
13027 |
|
| Tycho2 |
1226-01676-1 |
|
Gaia DR2 |
84625634714435968 |
|
HD |
17332 |
|
GC |
3352 |
|
| ADS |
2122 |
|
BD |
BD+18 347 |
|
Distance |
33.56 |
|
Distance ly |
109.47 |
|
ORBITAL ELEMENTS
| Period (P) | 531.49y | |
Periastron (T) | 1761.81y | |
Semi-major axis (a) | 2.307a | |
| Eccentricity (e) | 0.619 | |
Inclination (i) | 111.1° | |
Longitude of periastron (ω) | 18.4° | |
| Node (Ω) | 133° | |
Notes | n | |
Reference | Msn2014b | |
| Equinox | 2000 | |
Last observation | 2011 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
308.3 |
3.626 |
| 2001 |
308.3 |
3.626 |
| 2002 |
308.2 |
3.625 |
| 2003 |
308.1 |
3.624 |
| 2004 |
308.0 |
3.623 |
| 2005 |
307.9 |
3.622 |
| 2006 |
307.9 |
3.621 |
| 2007 |
307.8 |
3.620 |
| 2008 |
307.7 |
3.619 |
| 2009 |
307.6 |
3.617 |
| 2010 |
307.6 |
3.616 |
| 2011 |
307.5 |
3.614 |
| 2012 |
307.4 |
3.612 |
| 2013 |
307.3 |
3.610 |
| 2014 |
307.2 |
3.608 |
| 2015 |
307.2 |
3.606 |
| 2016 |
307.1 |
3.604 |
| 2017 |
307.0 |
3.601 |
| 2018 |
306.9 |
3.599 |
| 2019 |
306.9 |
3.596 |
| 2020 |
306.8 |
3.594 |
| 2021 |
306.7 |
3.591 |
| 2022 |
306.6 |
3.588 |
| 2023 |
306.5 |
3.585 |
| 2024 |
306.5 |
3.582 |
| 2025 |
306.4 |
3.578 |
| 2026 |
306.3 |
3.575 |
| 2027 |
306.2 |
3.571 |
| 2028 |
306.1 |
3.568 |
| 2029 |
306.1 |
3.564 |
| 2030 |
306.0 |
3.560 |
| 2031 |
305.9 |
3.556 |
| 2032 |
305.8 |
3.552 |
| 2033 |
305.7 |
3.548 |
| 2034 |
305.7 |
3.544 |
| 2035 |
305.6 |
3.539 |
| 2036 |
305.5 |
3.535 |
| 2037 |
305.4 |
3.530 |
| 2038 |
305.3 |
3.526 |
| 2039 |
305.2 |
3.521 |
| 2040 |
305.2 |
3.516 |
| 2041 |
305.1 |
3.511 |
| 2042 |
305.0 |
3.506 |
| 2043 |
304.9 |
3.501 |
| 2044 |
304.8 |
3.495 |
| 2045 |
304.7 |
3.490 |
| 2046 |
304.7 |
3.484 |
| 2047 |
304.6 |
3.478 |
| 2048 |
304.5 |
3.473 |
| 2049 |
304.4 |
3.467 |
| 2050 |
304.3 |
3.461 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
Measures: green=micrometric, blue=interferometric, purple=photographic
|
|
