01495+5645 A 950 AB
01h 49m 30.53s +56° 44' 50.9" P.A. 289.00 sep 0.3 mag 9.40,9.90 Sp F8
| Coord 2000 |
01495+5645 |
|
Discov num |
A 950 |
|
Comp |
AB |
|
Coord arcsec 2000 |
01 49 30.53 +56 44 50.9 |
|
| Date first |
1905 |
|
Date last |
2008 |
|
Obs |
24 |
|
| Pa first |
118 |
|
Pa last |
289.2 |
|
P.A. Now (θ) |
289.2° |
|
| Sep first |
0.4 |
|
Sep last |
0.258 |
|
Sep. Now (ρ) |
0.258" |
|
| Mag pri |
9.40 |
|
Mag sec |
9.90 |
|
delta mag (ΔM) |
0.5 |
|
Spectral class |
F8 (yellow-white) |
|
| Pri motion ra |
+014 |
|
Sec motion ra |
|
|
| Pri motion dec |
-046 |
|
Sec motion dec |
|
|
| Notes |
O
(Orbital solution) |
|
This double is physical.
01495+5645 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
22652 |
01 49 31 +56 44 51 |
A 950 AB |
2008 |
24 |
289 |
0.3 |
9.40 |
9.90 |
0.50 |
Y |
<=== |
| Show |
HD 236885 |
22652 |
01 49 31 +56 44 51 |
HJ 2082 AB,C |
2016 |
21 |
126 |
16.1 |
8.93 |
10.10 |
1.17 |
|
|
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cassiopeia |
|
SAO |
22652 |
|
Tycho2 |
3692-01400-1 |
|
Gaia DR2 |
505592146949074560 |
|
| HD |
236885 |
|
ADS |
1437 |
|
ORBITAL ELEMENTS
| Period (P) | 197y | |
Periastron (T) | 2037y | |
Semi-major axis (a) | 0.345a | |
| Eccentricity (e) | 0.19 | |
Inclination (i) | 64° | |
Longitude of periastron (ω) | 208° | |
| Node (Ω) | 127.2° | |
Notes | | |
Reference | Hei1998 | |
| Equinox | | |
Last observation | | |
Grade | 4 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
268.6 |
0.204 |
| 2001 |
270.8 |
0.209 |
| 2002 |
272.9 |
0.214 |
| 2003 |
274.9 |
0.219 |
| 2004 |
276.8 |
0.224 |
| 2005 |
278.6 |
0.229 |
| 2006 |
280.4 |
0.234 |
| 2007 |
282.0 |
0.239 |
| 2008 |
283.6 |
0.244 |
| 2009 |
285.2 |
0.248 |
| 2010 |
286.7 |
0.252 |
| 2011 |
288.1 |
0.257 |
| 2012 |
289.5 |
0.261 |
| 2013 |
290.9 |
0.264 |
| 2014 |
292.2 |
0.268 |
| 2015 |
293.5 |
0.271 |
| 2016 |
294.8 |
0.274 |
| 2017 |
296.0 |
0.277 |
| 2018 |
297.2 |
0.279 |
| 2019 |
298.4 |
0.281 |
| 2020 |
299.6 |
0.283 |
| 2021 |
300.7 |
0.284 |
| 2022 |
301.9 |
0.285 |
| 2023 |
303.0 |
0.286 |
| 2024 |
304.2 |
0.286 |
| 2025 |
305.3 |
0.286 |
| 2026 |
306.5 |
0.285 |
| 2027 |
307.6 |
0.284 |
| 2028 |
308.8 |
0.283 |
| 2029 |
310.0 |
0.281 |
| 2030 |
311.2 |
0.279 |
|
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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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