23052-0742 A 417 AB
23h 05m 09.71s -07° 41' 37.7" P.A. 150.00 sep 0.2 mag 6.20,6.34 Sp A9III dist. 64.23 pc (209.52 l.y.)
| Coord 2000 |
23052-0742 |
|
Discov num |
A 417 |
|
Comp |
AB |
|
Coord arcsec 2000 |
23 05 09.71 -07 41 37.7 |
|
| Date first |
1902 |
|
Date last |
2019 |
|
Obs |
199 |
|
| Pa first |
61 |
|
Pa last |
150.3 |
|
P.A. Now (θ) |
187.6° |
|
| Sep first |
0.2 |
|
Sep last |
0.193 |
|
Sep. Now (ρ) |
0.185" |
|
| Mag pri |
6.20 |
|
Mag sec |
6.34 |
|
delta mag (ΔM) |
0.14 |
|
Spectral class |
A9III (white) |
|
| Pri motion ra |
+126 |
|
Sec motion ra |
|
|
| Pri motion dec |
+010 |
|
Sec motion dec |
|
|
| Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
23052-0742 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
146498 |
23 05 10 -07 41 38 |
A 417 AB |
2019 |
199 |
150 |
0.2 |
6.20 |
6.34 |
0.14 |
Y |
<=== |
| Show |
83 Aqr |
146498 |
23 05 10 -07 41 38 |
STFA 59 AB,C |
2012 |
27 |
149 |
257.6 |
5.47 |
7.21 |
1.74 |
|
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Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Aquarius |
|
SAO |
146498 |
|
HIP |
113996 |
|
Tycho2 |
5820-01291-1 |
|
| Gaia DR2 |
2607506672973445248 |
|
HD |
218060 |
|
HR |
8782 |
|
GC |
32153 |
|
| ADS |
16497 |
|
BD |
BD-08 6018 |
|
Flamsteed |
83 Aquarii |
|
Flamsteed name |
83 Aqr |
|
| Distance |
64.23 |
|
Distance ly |
209.52 |
|
ORBITAL ELEMENTS
| Period (P) | 21.84y | ± 0.019 |
Periastron (T) | 1983.108y | ± 0.022 |
Semi-major axis (a) | 0.2026a | ± 0.0007 |
| Eccentricity (e) | 0.3878 | ± 0.0025 |
Inclination (i) | 48.01° | ± 0.42 |
Longitude of periastron (ω) | 82.83° | ± 0.45 |
| Node (Ω) | 204.87° | ± 0.5 |
Notes | n | |
Reference | Hrt1996a | |
| Equinox | 2000 | |
Last observation | | |
Grade | 1 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
174.1 |
0.192 |
| 2001 |
185.7 |
0.187 |
| 2002 |
198.5 |
0.174 |
| 2003 |
214.4 |
0.148 |
| 2004 |
239.5 |
0.111 |
| 2005 |
287.3 |
0.083 |
| 2006 |
339.6 |
0.104 |
| 2007 |
7.1 |
0.145 |
| 2008 |
23.1 |
0.177 |
| 2009 |
34.8 |
0.198 |
| 2010 |
44.9 |
0.208 |
| 2011 |
54.4 |
0.211 |
| 2012 |
63.8 |
0.210 |
| 2013 |
73.4 |
0.205 |
| 2014 |
83.6 |
0.200 |
| 2015 |
94.4 |
0.194 |
| 2016 |
105.8 |
0.189 |
| 2017 |
117.6 |
0.187 |
| 2018 |
129.6 |
0.186 |
| 2019 |
141.5 |
0.188 |
| 2020 |
153.2 |
0.190 |
| 2021 |
164.6 |
0.192 |
| 2022 |
175.9 |
0.191 |
| 2023 |
187.6 |
0.185 |
| 2024 |
200.7 |
0.170 |
| 2025 |
217.6 |
0.143 |
| 2026 |
245.2 |
0.105 |
| 2027 |
297.0 |
0.083 |
| 2028 |
345.3 |
0.111 |
| 2029 |
10.1 |
0.151 |
| 2030 |
25.1 |
0.181 |
|
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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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