23227-1502 HU 295 AB
23h 22m 39.10s -15° 02' 21.8" P.A. 67.00 sep 0.2 mag 5.59,6.72 Sp A5Vn dist. 65.36 pc (213.2 l.y.)
| Coord 2000 |
23227-1502 |
|
Discov num |
HU 295 |
|
Comp |
AB |
|
Coord arcsec 2000 |
23 22 39.10 -15 02 21.8 |
|
| Date first |
1900 |
|
Date last |
2023 |
|
Obs |
125 |
|
| Pa first |
84 |
|
Pa last |
66.8 |
|
P.A. Now (θ) |
67° |
|
| Sep first |
0.4 |
|
Sep last |
0.171 |
|
Sep. Now (ρ) |
0.2" |
|
| Mag pri |
5.59 |
|
Mag sec |
6.72 |
|
delta mag (ΔM) |
1.13 |
|
Spectral class |
A5Vn (white) |
|
| Pri motion ra |
+108 |
|
Sec motion ra |
|
|
| Pri motion dec |
+011 |
|
Sec motion dec |
|
|
| Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
23227-1502 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
97 Aqr |
165658 |
23 22 39 -15 02 22 |
VI 1 Aa,Ab |
2021 |
15 |
61 |
0.0 |
4.62 |
|
|
Y |
|
| Show |
|
165658 |
23 22 39 -15 02 22 |
HU 295 AB |
2023 |
125 |
67 |
0.2 |
5.59 |
6.72 |
1.13 |
Y |
<=== |
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Aquarius |
|
SAO |
165658 |
|
HIP |
115404 |
|
Tycho2 |
6396-01219-1 |
|
| HD |
220278 |
|
HR |
8890 |
|
GC |
32531 |
|
ADS |
16708 |
|
| BD |
BD-15 6406 |
|
Flamsteed |
97 Aquarii |
|
Flamsteed name |
97 Aqr |
|
Distance |
65.36 |
|
| Distance ly |
213.2 |
|
ORBITAL ELEMENTS
| Period (P) | 64.3y | ± 0.27 |
Periastron (T) | 53870m (2006.368y) | ± 107 |
Semi-major axis (a) | 407m | ± 2 |
| Eccentricity (e) | 0.142 | ± 0.003 |
Inclination (i) | 77.53° | ± 0.1 |
Longitude of periastron (ω) | 178.3° | ± 1.6 |
| Node (Ω) | 96.01° | ± 0.06 |
Notes | n | |
Reference | CIA2022f | |
| Equinox | | |
Last observation | | |
Grade | 2 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
262.4 |
0.248 |
| 2001 |
265.3 |
0.275 |
| 2002 |
267.7 |
0.298 |
| 2003 |
269.8 |
0.317 |
| 2004 |
271.6 |
0.332 |
| 2005 |
273.4 |
0.343 |
| 2006 |
275.0 |
0.348 |
| 2007 |
276.7 |
0.349 |
| 2008 |
278.3 |
0.345 |
| 2009 |
280.0 |
0.335 |
| 2010 |
281.9 |
0.322 |
| 2011 |
283.9 |
0.303 |
| 2012 |
286.2 |
0.281 |
| 2013 |
289.0 |
0.256 |
| 2014 |
292.3 |
0.228 |
| 2015 |
296.7 |
0.198 |
| 2016 |
302.7 |
0.167 |
| 2017 |
311.3 |
0.137 |
| 2018 |
324.5 |
0.110 |
| 2019 |
344.4 |
0.092 |
| 2020 |
10.2 |
0.087 |
| 2021 |
33.9 |
0.099 |
| 2022 |
50.5 |
0.122 |
| 2023 |
61.3 |
0.151 |
| 2024 |
68.5 |
0.183 |
| 2025 |
73.5 |
0.215 |
| 2026 |
77.3 |
0.246 |
| 2027 |
80.2 |
0.276 |
| 2028 |
82.6 |
0.305 |
| 2029 |
84.5 |
0.331 |
| 2030 |
86.2 |
0.356 |
| 2031 |
87.7 |
0.379 |
| 2032 |
89.0 |
0.399 |
| 2033 |
90.2 |
0.416 |
| 2034 |
91.3 |
0.431 |
| 2035 |
92.3 |
0.444 |
| 2036 |
93.3 |
0.453 |
| 2037 |
94.2 |
0.460 |
| 2038 |
95.2 |
0.464 |
| 2039 |
96.1 |
0.465 |
| 2040 |
97.0 |
0.463 |
| 2041 |
97.9 |
0.458 |
| 2042 |
98.9 |
0.451 |
| 2043 |
99.9 |
0.440 |
| 2044 |
100.9 |
0.427 |
| 2045 |
102.1 |
0.411 |
| 2046 |
103.3 |
0.393 |
| 2047 |
104.7 |
0.372 |
| 2048 |
106.2 |
0.349 |
| 2049 |
107.9 |
0.323 |
| 2050 |
110.0 |
0.296 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
Measures: green=micrometric, blue=interferometric, purple=photographic
|
|
