02333+5219 STT 42 AB
02h 33m 18.90s +52° 18' 32.3" P.A. 301.00 sep 0.1 mag 7.11,8.03 Sp A2IV dist. 217.86 pc (710.66 l.y.)
| Coord 2000 |
02333+5219 |
|
Discov num |
STT 42 |
|
Comp |
AB |
|
Coord arcsec 2000 |
02 33 18.90 +52 18 32.3 |
|
| Date first |
1843 |
|
Date last |
1996 |
|
Obs |
84 |
|
| Pa first |
290 |
|
Pa last |
300.7 |
|
P.A. Now (θ) |
82.9° |
|
| Sep first |
0.3 |
|
Sep last |
0.074 |
|
Sep. Now (ρ) |
0.149" |
|
| Mag pri |
7.11 |
|
Mag sec |
8.03 |
|
delta mag (ΔM) |
0.92 |
|
Spectral class |
A2IV (white) |
|
| Pri motion ra |
-011 |
|
Sec motion ra |
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|
| Pri motion dec |
-008 |
|
Sec motion dec |
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| Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
02333+5219 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
23425 |
02 33 19 +52 18 32 |
STT 42 AB |
1996 |
84 |
301 |
0.1 |
7.11 |
8.03 |
0.92 |
Y |
<=== |
| Show |
HD 15703 |
23425 |
02 33 19 +52 18 32 |
STT 42 AB,C |
2002 |
7 |
349 |
91.8 |
7.11 |
11.37 |
4.26 |
|
|
| Show |
|
23425 |
02 33 19 +52 18 32 |
STT 42 AB,D |
2011 |
14 |
83 |
128.4 |
7.11 |
9.99 |
2.88 |
|
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Quadruple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Perseus |
|
SAO |
23425 |
|
HIP |
11889 |
|
Tycho2 |
3307-01821-1 |
|
| Gaia DR2 |
452117502013996928 |
|
HD |
15703 |
|
GC |
3049 |
|
ADS |
1938 |
|
| BD |
BD+51 588 |
|
Distance |
217.86 |
|
Distance ly |
710.66 |
|
ORBITAL ELEMENTS
| Period (P) | 297.72y | ± 11.35 |
Periastron (T) | 1985.66y | ± 11.38 |
Semi-major axis (a) | 0.295a | ± 0.004 |
| Eccentricity (e) | 0.353 | ± 0.009 |
Inclination (i) | 80.3° | ± 0.1 |
Longitude of periastron (ω) | 222.4° | ± 1.2 |
| Node (Ω) | 96.1° | ± 0.1 |
Notes | n | |
Reference | Cve2006e | |
| Equinox | 2000 | |
Last observation | 1996 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
319.0 |
0.049 |
| 2001 |
326.8 |
0.044 |
| 2002 |
336.4 |
0.040 |
| 2003 |
348.0 |
0.037 |
| 2004 |
1.0 |
0.035 |
| 2005 |
14.3 |
0.036 |
| 2006 |
26.7 |
0.038 |
| 2007 |
37.2 |
0.042 |
| 2008 |
45.7 |
0.047 |
| 2009 |
52.5 |
0.052 |
| 2010 |
58.0 |
0.058 |
| 2011 |
62.3 |
0.065 |
| 2012 |
65.9 |
0.072 |
| 2013 |
68.8 |
0.079 |
| 2014 |
71.3 |
0.086 |
| 2015 |
73.4 |
0.093 |
| 2016 |
75.1 |
0.100 |
| 2017 |
76.7 |
0.107 |
| 2018 |
78.0 |
0.114 |
| 2019 |
79.2 |
0.121 |
| 2020 |
80.3 |
0.128 |
| 2021 |
81.3 |
0.135 |
| 2022 |
82.1 |
0.142 |
| 2023 |
82.9 |
0.149 |
| 2024 |
83.6 |
0.155 |
| 2025 |
84.3 |
0.162 |
| 2026 |
84.9 |
0.168 |
| 2027 |
85.5 |
0.175 |
| 2028 |
86.0 |
0.181 |
| 2029 |
86.5 |
0.187 |
| 2030 |
86.9 |
0.193 |
|
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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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