10370-0850 A 556 AB (HD 91962)
10h 37m 00.02s -08° 50' 23.6" P.A. 216.00 sep 0.9 mag 7.10,9.80 Sp G0V+K5V dist. 39.86 pc (130.02 l.y.)
| Coord 2000 |
10370-0850 |
|
Discov num |
A 556 |
|
Comp |
AB |
|
Coord arcsec 2000 |
10 37 00.02 -08 50 23.6 |
|
| Date first |
1903 |
|
Date last |
2021 |
|
Obs |
75 |
|
| Pa first |
54 |
|
Pa last |
216.4 |
|
P.A. Now (θ) |
216.4° |
|
| Sep first |
1.3 |
|
Sep last |
0.916 |
|
Sep. Now (ρ) |
0.916" |
|
| Mag pri |
7.10 |
|
Mag sec |
9.80 |
|
delta mag (ΔM) |
2.7 |
|
Spectral class |
G0V+K5V (yellow/yellow-orange) |
|
| Pri motion ra |
-094 |
|
Sec motion ra |
-101 |
|
| Pri motion dec |
-049 |
|
Sec motion dec |
-074 |
|
| Notes |
N
O
(See Notes, Orbital solution) |
|
rPM=0.207 (< 0.3, Physical double)
This double is physical.
10370-0850 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
137678 |
10 37 00 -08 50 24 |
TOK 44 Aa,Ab |
2021 |
33 |
62 |
0.1 |
7.19 |
10.05 |
2.86 |
Y |
|
| Show |
HD 91962 |
137678 |
10 37 00 -08 50 24 |
A 556 AB |
2021 |
75 |
216 |
0.9 |
7.10 |
9.80 |
2.70 |
Y |
<=== |
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 91962 |
|
Constellation |
Sextans |
|
SAO |
137678 |
|
HIP |
51966 |
|
| Tycho2 |
5492-00987-1 |
|
Gaia DR2 |
3762120497774235648 |
|
HD |
91962 |
|
GC |
14596 |
|
| ADS |
7854 |
|
BD |
BD-08 2963 |
|
Distance |
39.86 |
|
Distance ly |
130.02 |
|
ORBITAL ELEMENTS
| Period (P) | 205y | |
Periastron (T) | 2048.6y | ± 2.5 |
Semi-major axis (a) | 1.334a | ± 0.016 |
| Eccentricity (e) | 0.301 | ± 0.016 |
Inclination (i) | 54.2° | ± 0.8 |
Longitude of periastron (ω) | 219.7° | ± 1.3 |
| Node (Ω) | 63.2° | ± 2 |
Notes | n | |
Reference | Tok2015b | |
| Equinox | 2000 | |
Last observation | 2015 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
171.4 |
0.858 |
| 2001 |
173.8 |
0.859 |
| 2002 |
176.1 |
0.861 |
| 2003 |
178.5 |
0.863 |
| 2004 |
180.8 |
0.866 |
| 2005 |
183.1 |
0.870 |
| 2006 |
185.4 |
0.875 |
| 2007 |
187.7 |
0.880 |
| 2008 |
189.9 |
0.885 |
| 2009 |
192.1 |
0.892 |
| 2010 |
194.3 |
0.898 |
| 2011 |
196.5 |
0.905 |
| 2012 |
198.6 |
0.912 |
| 2013 |
200.7 |
0.920 |
| 2014 |
202.7 |
0.927 |
| 2015 |
204.7 |
0.935 |
| 2016 |
206.7 |
0.943 |
| 2017 |
208.6 |
0.950 |
| 2018 |
210.5 |
0.958 |
| 2019 |
212.4 |
0.965 |
| 2020 |
214.3 |
0.972 |
| 2021 |
216.1 |
0.979 |
| 2022 |
217.9 |
0.985 |
| 2023 |
219.7 |
0.991 |
| 2024 |
221.5 |
0.996 |
| 2025 |
223.2 |
1.001 |
| 2026 |
225.0 |
1.005 |
| 2027 |
226.7 |
1.008 |
| 2028 |
228.4 |
1.010 |
| 2029 |
230.1 |
1.012 |
| 2030 |
231.8 |
1.012 |
| 2031 |
233.5 |
1.011 |
| 2032 |
235.2 |
1.009 |
| 2033 |
236.9 |
1.006 |
| 2034 |
238.7 |
1.002 |
| 2035 |
240.4 |
0.996 |
| 2036 |
242.2 |
0.990 |
| 2037 |
244.0 |
0.981 |
| 2038 |
245.8 |
0.972 |
| 2039 |
247.7 |
0.961 |
| 2040 |
249.6 |
0.949 |
| 2041 |
251.5 |
0.936 |
| 2042 |
253.6 |
0.921 |
| 2043 |
255.6 |
0.905 |
| 2044 |
257.8 |
0.888 |
| 2045 |
260.1 |
0.870 |
| 2046 |
262.4 |
0.851 |
| 2047 |
264.9 |
0.831 |
| 2048 |
267.5 |
0.810 |
| 2049 |
270.2 |
0.789 |
| 2050 |
273.1 |
0.768 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|
