02048+6030 A 957 (HD 12529)
02h 04m 48.71s +60° 30' 22.7" P.A. 357.00 sep 0.4 mag 8.52,10.48 Sp F5V+G8V dist. 97.28 pc (317.33 l.y.)
| Coord 2000 |
02048+6030 |
|
Discov num |
A 957 |
|
Comp |
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Coord arcsec 2000 |
02 04 48.71 +60 30 22.7 |
|
| Date first |
1905 |
|
Date last |
2012 |
|
Obs |
24 |
|
| Pa first |
107 |
|
Pa last |
356.5 |
|
P.A. Now (θ) |
356.5° |
|
| Sep first |
0.4 |
|
Sep last |
0.447 |
|
Sep. Now (ρ) |
0.447" |
|
| Mag pri |
8.52 |
|
Mag sec |
10.48 |
|
delta mag (ΔM) |
1.96 |
|
Spectral class |
F5V+G8V (yellow-white/yellow) |
|
| Pri motion ra |
+005 |
|
Sec motion ra |
|
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| Pri motion dec |
-031 |
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Sec motion dec |
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| Notes |
O
(Orbital solution) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 12529 |
|
Constellation |
Cassiopeia |
|
SAO |
12109 |
|
HIP |
9704 |
|
| Tycho2 |
4033-01304-1 |
|
Gaia DR2 |
507972623983103872 |
|
HD |
12529 |
|
ADS |
1632 |
|
| BD |
BD+59 400 |
|
Distance |
97.28 |
|
Distance ly |
317.33 |
|
ORBITAL ELEMENTS
| Period (P) | 219.97y | |
Periastron (T) | 1870.07y | |
Semi-major axis (a) | 0.471a | |
| Eccentricity (e) | 0.462 | |
Inclination (i) | 125.3° | |
Longitude of periastron (ω) | 250.1° | |
| Node (Ω) | 107.7° | |
Notes | | |
Reference | FMR2020a | |
| Equinox | 2000 | |
Last observation | 2012 | |
Grade | 5 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
28.2 |
0.393 |
| 2001 |
27.0 |
0.391 |
| 2002 |
25.8 |
0.389 |
| 2003 |
24.6 |
0.387 |
| 2004 |
23.3 |
0.385 |
| 2005 |
22.1 |
0.384 |
| 2006 |
20.8 |
0.382 |
| 2007 |
19.5 |
0.381 |
| 2008 |
18.2 |
0.379 |
| 2009 |
16.9 |
0.378 |
| 2010 |
15.6 |
0.376 |
| 2011 |
14.3 |
0.375 |
| 2012 |
13.0 |
0.374 |
| 2013 |
11.6 |
0.373 |
| 2014 |
10.3 |
0.372 |
| 2015 |
8.9 |
0.371 |
| 2016 |
7.6 |
0.370 |
| 2017 |
6.2 |
0.370 |
| 2018 |
4.9 |
0.369 |
| 2019 |
3.5 |
0.369 |
| 2020 |
2.1 |
0.368 |
| 2021 |
0.8 |
0.368 |
| 2022 |
359.4 |
0.367 |
| 2023 |
358.0 |
0.367 |
| 2024 |
356.6 |
0.367 |
| 2025 |
355.2 |
0.367 |
| 2026 |
353.9 |
0.367 |
| 2027 |
352.5 |
0.367 |
| 2028 |
351.1 |
0.367 |
| 2029 |
349.7 |
0.367 |
| 2030 |
348.3 |
0.368 |
|
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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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