08375-5336 GKM 9198 Aa,Ab
08h 37m 30.36s -53° 35' 30.3" P.A. 54.00 sep 0.1 mag 8.90,8.90 Sp G8/K0IV
| Coord 2000 |
08375-5336 |
|
Discov num |
GKM9198 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
08 37 30.36 -53 35 30.3 |
|
| Date first |
2021 |
|
Date last |
2023 |
|
Obs |
5 |
|
| Pa first |
90 |
|
Pa last |
54.3 |
|
P.A. Now (θ) |
54° |
|
| Sep first |
0.1 |
|
Sep last |
0.064 |
|
Sep. Now (ρ) |
0.1" |
|
| Mag pri |
8.90 |
|
Mag sec |
8.90 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
G8/K0IV (yellow) |
|
| Pri motion ra |
-101 |
|
Sec motion ra |
|
|
| Pri motion dec |
+086 |
|
Sec motion dec |
|
|
| Notes |
O
W
(Orbital solution, ) |
|
This double is physical.
08375-5336 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
236130 |
08 37 30 -53 35 30 |
GKM 9198 Aa,Ab |
2023 |
5 |
54 |
0.1 |
8.90 |
8.90 |
0.00 |
Y |
<=== |
| Show |
HD 73740 |
236130 |
08 37 30 -53 35 30 |
HJ 4123 AB |
2015 |
9 |
110 |
41.2 |
8.23 |
11.12 |
2.89 |
|
|
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Vela |
|
SAO |
236130 |
|
Tycho2 |
8568-03003-1 |
|
HD |
73740 |
|
ORBITAL ELEMENTS
| Period (P) | 2.899y | ± 0.214 |
Periastron (T) | 2023.127 | ± 0.046 |
Semi-major axis (a) | 0.052a | ± 0.0025 |
| Eccentricity (e) | 0.496 | ± 0.048 |
Inclination (i) | 41.7° | ± 8.7 |
Longitude of periastron (ω) | 199.9° | ± 10.9 |
| Node (Ω) | 66.4° | ± 7.3 |
Notes | | |
Reference | Tok2024a | |
| Equinox | 2000 | |
Last observation | 2023 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
284.9 |
0.024 |
| 2001 |
66.9 |
0.074 |
| 2002 |
110.7 |
0.057 |
| 2003 |
325.1 |
0.024 |
| 2004 |
70.9 |
0.075 |
| 2005 |
118.1 |
0.052 |
| 2006 |
357.5 |
0.029 |
| 2007 |
74.7 |
0.076 |
| 2008 |
127.1 |
0.047 |
| 2009 |
18.0 |
0.037 |
| 2010 |
78.5 |
0.076 |
| 2011 |
138.6 |
0.041 |
| 2012 |
31.2 |
0.045 |
| 2013 |
82.3 |
0.076 |
| 2014 |
153.5 |
0.036 |
| 2015 |
40.6 |
0.052 |
| 2016 |
86.2 |
0.074 |
| 2017 |
172.8 |
0.032 |
| 2018 |
47.8 |
0.059 |
| 2019 |
90.3 |
0.072 |
| 2020 |
196.5 |
0.029 |
| 2021 |
53.6 |
0.064 |
| 2022 |
94.7 |
0.069 |
| 2023 |
223.4 |
0.028 |
| 2024 |
58.7 |
0.068 |
| 2025 |
99.6 |
0.066 |
| 2026 |
253.1 |
0.026 |
| 2027 |
63.2 |
0.072 |
| 2028 |
105.0 |
0.061 |
| 2029 |
288.8 |
0.024 |
| 2030 |
67.3 |
0.074 |
| 2031 |
111.4 |
0.057 |
| 2032 |
328.9 |
0.024 |
| 2033 |
71.3 |
0.076 |
| 2034 |
118.9 |
0.052 |
| 2035 |
360.0 |
0.030 |
| 2036 |
75.1 |
0.076 |
| 2037 |
128.1 |
0.046 |
| 2038 |
19.6 |
0.038 |
| 2039 |
78.8 |
0.076 |
| 2040 |
139.9 |
0.041 |
| 2041 |
32.3 |
0.046 |
| 2042 |
82.6 |
0.075 |
| 2043 |
155.2 |
0.036 |
| 2044 |
41.4 |
0.053 |
| 2045 |
86.6 |
0.074 |
| 2046 |
174.9 |
0.032 |
| 2047 |
48.4 |
0.059 |
| 2048 |
90.7 |
0.072 |
| 2049 |
199.1 |
0.029 |
| 2050 |
54.2 |
0.064 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
Measures: green=micrometric, blue=interferometric, purple=photographic
|
|
