02291+6724 CHR 6 Aa,Ab
02h 29m 03.96s +67° 24' 08.7" P.A. 18.00 sep 0.6 mag 4.66,7.88 Sp A4V+F9V dist. 40.73 pc (132.86 l.y.)
| Coord 2000 |
02291+6724 |
|
Discov num |
CHR 6 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
02 29 03.96 +67 24 08.7 |
|
| Date first |
1982 |
|
Date last |
2021 |
|
Obs |
22 |
|
| Pa first |
354 |
|
Pa last |
18.1 |
|
P.A. Now (θ) |
7.7° |
|
| Sep first |
0.5 |
|
Sep last |
0.601 |
|
Sep. Now (ρ) |
0.619" |
|
| Mag pri |
4.66 |
|
Mag sec |
7.88 |
|
delta mag (ΔM) |
3.22 |
|
Spectral class |
A4V+F9V (white/yellow-white) |
|
| Pri motion ra |
-018 |
|
Sec motion ra |
|
|
| Pri motion dec |
+012 |
|
Sec motion dec |
|
|
| Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
02291+6724 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
12298 |
02 29 04 +67 24 09 |
CHR 6 Aa,Ab |
2021 |
22 |
18 |
0.6 |
4.66 |
7.88 |
3.22 |
Y |
<=== |
| Show |
Iot Cas |
12298 |
02 29 04 +67 24 09 |
STF 262 AB |
2022 |
272 |
231 |
3.0 |
4.66 |
6.92 |
2.26 |
Y |
|
| Show |
|
12298 |
02 29 04 +67 24 09 |
STF 262 AC |
2022 |
233 |
117 |
6.9 |
4.63 |
9.05 |
4.42 |
|
|
| Show |
|
12298 |
02 29 04 +67 24 09 |
STF 262 AD |
2016 |
10 |
60 |
210.9 |
4.63 |
8.48 |
3.85 |
|
|
| Show |
|
12298 |
02 29 04 +67 24 07 |
STF 262 BC |
2015 |
154 |
99 |
8.5 |
6.92 |
9.05 |
2.13 |
|
|
| Show |
|
12298 |
02 29 04 +67 24 09 |
CTU 2 Ca,Cb |
2018 |
5 |
101 |
0.2 |
4.50 |
6.10 |
1.60 |
|
|
| Show |
|
12298 |
02 29 04 +67 24 09 |
STF 262 CD |
2015 |
8 |
58 |
207.1 |
9.05 |
8.48 |
0.57 |
|
|
Sextuple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cassiopeia |
|
SAO |
12298 |
|
HIP |
11569 |
|
Tycho2 |
4058-01504-1 |
|
| Gaia DR2 |
517650349234855424 |
|
HD |
15089 |
|
HR |
707 |
|
GC |
2952 |
|
| ADS |
1860 |
|
BD |
BD+66 213 |
|
Bayer |
Iota Cassiopeiae |
|
Bayer name |
Iot Cas |
|
| Distance |
40.73 |
|
Distance ly |
132.86 |
|
Bayer greek |
ι Cas |
|
ORBITAL ELEMENTS
| Period (P) | 47.5238y | ± 0.7959 |
Periastron (T) | 1993.2364y | ± 0.06 |
Semi-major axis (a) | 0.41818a | ± 0.00479 |
| Eccentricity (e) | 0.62703 | ± 0.00601 |
Inclination (i) | 148.267° | ± 1.296 |
Longitude of periastron (ω) | 327.465° | ± 2.021 |
| Node (Ω) | 176.016° | ± 1.855 |
Notes | n | |
Reference | Izm2019 | |
| Equinox | | |
Last observation | 2010 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
81.3 |
0.345 |
| 2001 |
74.5 |
0.376 |
| 2002 |
68.8 |
0.405 |
| 2003 |
63.8 |
0.434 |
| 2004 |
59.4 |
0.460 |
| 2005 |
55.5 |
0.485 |
| 2006 |
51.9 |
0.509 |
| 2007 |
48.7 |
0.530 |
| 2008 |
45.7 |
0.550 |
| 2009 |
42.9 |
0.569 |
| 2010 |
40.2 |
0.585 |
| 2011 |
37.7 |
0.600 |
| 2012 |
35.3 |
0.613 |
| 2013 |
33.0 |
0.625 |
| 2014 |
30.8 |
0.634 |
| 2015 |
28.7 |
0.642 |
| 2016 |
26.6 |
0.648 |
| 2017 |
24.5 |
0.653 |
| 2018 |
22.4 |
0.655 |
| 2019 |
20.4 |
0.656 |
| 2020 |
18.4 |
0.655 |
| 2021 |
16.3 |
0.652 |
| 2022 |
14.2 |
0.647 |
| 2023 |
12.1 |
0.640 |
| 2024 |
9.9 |
0.630 |
| 2025 |
7.7 |
0.619 |
| 2026 |
5.3 |
0.605 |
| 2027 |
2.9 |
0.589 |
| 2028 |
0.3 |
0.571 |
| 2029 |
357.5 |
0.550 |
| 2030 |
354.4 |
0.526 |
| 2031 |
351.1 |
0.499 |
| 2032 |
347.4 |
0.469 |
| 2033 |
343.1 |
0.435 |
| 2034 |
338.0 |
0.398 |
| 2035 |
331.8 |
0.356 |
| 2036 |
323.9 |
0.311 |
| 2037 |
313.2 |
0.262 |
| 2038 |
297.4 |
0.213 |
| 2039 |
272.7 |
0.169 |
| 2040 |
235.7 |
0.146 |
| 2041 |
195.3 |
0.154 |
| 2042 |
162.9 |
0.177 |
| 2043 |
138.5 |
0.204 |
| 2044 |
119.9 |
0.233 |
| 2045 |
105.6 |
0.264 |
| 2046 |
94.4 |
0.296 |
| 2047 |
85.4 |
0.328 |
| 2048 |
77.9 |
0.360 |
| 2049 |
71.7 |
0.390 |
| 2050 |
66.3 |
0.419 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
Measures: green=micrometric, blue=interferometric, purple=photographic
|
|
