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 |
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Notes |
O
(Orbital solution) |
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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 |
|
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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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