08447-2126 TOK 395 BC
08h 44m 41.00s -21° 25' 48.0" P.A. 153.00 sep 0.1 mag 10.90,11.00 Sp K7V dist. 36.43 pc (118.83 l.y.)
| Coord 2000 |
08447-2126 |
|
Discov num |
TOK 395 |
|
Comp |
BC |
|
Coord arcsec 2000 |
08 44 41.00 -21 25 48.0 |
|
| Date first |
2014 |
|
Date last |
2023 |
|
Obs |
16 |
|
| Pa first |
185 |
|
Pa last |
152.9 |
|
P.A. Now (θ) |
152.9° |
|
| Sep first |
0.2 |
|
Sep last |
0.051 |
|
Sep. Now (ρ) |
0.051" |
|
| Mag pri |
10.90 |
|
Mag sec |
11.00 |
|
delta mag (ΔM) |
0.1 |
|
Spectral class |
K7V (yellow-orange) |
|
| Pri motion ra |
-005 |
|
Sec motion ra |
|
|
| Pri motion dec |
-020 |
|
Sec motion dec |
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|
| Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
08447-2126 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
08 44 41 -21 25 48 |
HDS 1260 AB |
2023 |
19 |
136 |
0.5 |
10.31 |
13.83 |
3.52 |
Y |
|
| Show |
|
|
08 44 41 -21 25 48 |
TOK 395 AC |
2016 |
6 |
175 |
0.6 |
10.30 |
11.00 |
0.70 |
|
|
| Show |
|
|
08 44 41 -21 25 48 |
TOK 395 BC |
2023 |
16 |
153 |
0.1 |
10.90 |
11.00 |
0.10 |
Y |
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Pyxis |
|
HIP |
42910 |
|
Gaia DR2 |
5702585141560941056 |
|
BD |
BD-20 2665 |
|
| Distance |
36.43 |
|
Distance ly |
118.83 |
|
ORBITAL ELEMENTS
| Period (P) | 9.06y | ± 0.58 |
Periastron (T) | 2008.2y | ± 2.5 |
Semi-major axis (a) | 0.1158a | ± 0.0045 |
| Eccentricity (e) | 0.551 | ± 0.08 |
Inclination (i) | 105.9° | ± 2.7 |
Longitude of periastron (ω) | 350° | ± 11 |
| Node (Ω) | 7.7° | ± 2.9 |
Notes | n | |
Reference | Hor2021b | |
| Equinox | | |
Last observation | | |
Grade | 4 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
290.7 |
0.024 |
| 2001 |
209.3 |
0.081 |
| 2002 |
198.4 |
0.135 |
| 2003 |
193.2 |
0.168 |
| 2004 |
189.2 |
0.178 |
| 2005 |
185.2 |
0.166 |
| 2006 |
179.7 |
0.129 |
| 2007 |
165.1 |
0.062 |
| 2008 |
21.4 |
0.042 |
| 2009 |
303.0 |
0.025 |
| 2010 |
210.4 |
0.077 |
| 2011 |
198.9 |
0.132 |
| 2012 |
193.5 |
0.166 |
| 2013 |
189.4 |
0.178 |
| 2014 |
185.4 |
0.168 |
| 2015 |
180.1 |
0.132 |
| 2016 |
166.9 |
0.066 |
| 2017 |
25.9 |
0.038 |
| 2018 |
314.1 |
0.027 |
| 2019 |
211.7 |
0.073 |
| 2020 |
199.3 |
0.130 |
| 2021 |
193.7 |
0.165 |
| 2022 |
189.7 |
0.178 |
| 2023 |
185.7 |
0.169 |
| 2024 |
180.5 |
0.135 |
| 2025 |
168.5 |
0.071 |
| 2026 |
31.6 |
0.034 |
| 2027 |
323.7 |
0.029 |
| 2028 |
213.2 |
0.069 |
| 2029 |
199.7 |
0.127 |
| 2030 |
194.0 |
0.163 |
|
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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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