00596-0111 A 1903 AB (HD 5805)
00h 59m 35.07s -01° 11' 30.5" P.A. 48.00 sep 0.4 mag 9.28,9.94 Sp G5 dist. 84.6 pc (275.97 l.y.)
| Coord 2000 |
00596-0111 |
|
Discov num |
A 1903 |
|
Comp |
AB |
|
Coord arcsec 2000 |
00 59 35.07 -01 11 30.5 |
|
| Date first |
1908 |
|
Date last |
2022 |
|
Obs |
82 |
|
| Pa first |
87 |
|
Pa last |
48.3 |
|
P.A. Now (θ) |
43.9° (calc) |
|
| Sep first |
0.4 |
|
Sep last |
0.437 |
|
Sep. Now (ρ) |
0.407" (calc) |
|
| Mag pri |
9.28 |
|
Mag sec |
9.94 |
|
delta mag (ΔM) |
0.66 |
|
Spectral class |
G5 (yellow) |
|
| Pri motion ra |
+095 |
|
Sec motion ra |
|
|
| Pri motion dec |
+084 |
|
Sec motion dec |
|
|
| Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
00596-0111 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 5805 |
129065 |
00 59 35 -01 11 30 |
A 1903 AB |
2022 |
82 |
48 |
0.4 |
9.28 |
9.94 |
0.66 |
Y |
<=== |
| Show |
|
129065 |
00 59 35 -01 11 30 |
A 1903 AB,C |
2022 |
16 |
33 |
6.5 |
8.78 |
13.70 |
4.92 |
|
|
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 5805 |
|
Constellation |
Cetus |
|
SAO |
129065 |
|
HIP |
4641 |
|
| Tycho2 |
4674-01022-1 |
|
Gaia DR2 |
2535725468670382720 |
|
HD |
5805 |
|
ADS |
822 |
|
| BD |
BD-01 125 |
|
Distance |
84.6 |
|
Distance ly |
275.97 |
|
ORBITAL ELEMENTS
| Period (P) | 143.4y | |
Periastron (T) | 1957y | |
Semi-major axis (a) | 0.354a | |
| Eccentricity (e) | 0.225 | |
Inclination (i) | 20.4° | |
Longitude of periastron (ω) | 84° | |
| Node (Ω) | 145° | |
Notes | n | |
Reference | Hrt2010a | |
| Equinox | 2000 | |
Last observation | 2008 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
357.3 |
0.385 |
| 2001 |
359.2 |
0.387 |
| 2002 |
1.1 |
0.389 |
| 2003 |
3.0 |
0.391 |
| 2004 |
4.9 |
0.392 |
| 2005 |
6.7 |
0.394 |
| 2006 |
8.6 |
0.395 |
| 2007 |
10.4 |
0.396 |
| 2008 |
12.2 |
0.398 |
| 2009 |
14.1 |
0.399 |
| 2010 |
15.9 |
0.400 |
| 2011 |
17.6 |
0.401 |
| 2012 |
19.4 |
0.402 |
| 2013 |
21.2 |
0.402 |
| 2014 |
23.0 |
0.403 |
| 2015 |
24.7 |
0.404 |
| 2016 |
26.5 |
0.404 |
| 2017 |
28.3 |
0.405 |
| 2018 |
30.0 |
0.405 |
| 2019 |
31.8 |
0.406 |
| 2020 |
33.5 |
0.406 |
| 2021 |
35.2 |
0.406 |
| 2022 |
37.0 |
0.407 |
| 2023 |
38.7 |
0.407 |
| 2024 |
40.4 |
0.407 |
| 2025 |
42.2 |
0.407 |
| 2026 |
43.9 |
0.407 |
| 2027 |
45.7 |
0.407 |
| 2028 |
47.4 |
0.407 |
| 2029 |
49.1 |
0.407 |
| 2030 |
50.9 |
0.407 |
| 2031 |
52.6 |
0.406 |
| 2032 |
54.3 |
0.406 |
| 2033 |
56.1 |
0.406 |
| 2034 |
57.8 |
0.405 |
| 2035 |
59.6 |
0.405 |
| 2036 |
61.3 |
0.404 |
| 2037 |
63.1 |
0.404 |
| 2038 |
64.9 |
0.403 |
| 2039 |
66.6 |
0.402 |
| 2040 |
68.4 |
0.402 |
| 2041 |
70.2 |
0.401 |
| 2042 |
72.0 |
0.400 |
| 2043 |
73.8 |
0.399 |
| 2044 |
75.6 |
0.398 |
| 2045 |
77.4 |
0.397 |
| 2046 |
79.2 |
0.396 |
| 2047 |
81.1 |
0.395 |
| 2048 |
82.9 |
0.394 |
| 2049 |
84.8 |
0.393 |
| 2050 |
86.6 |
0.392 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
Measures: green=micrometric, blue=interferometric, purple=photographic
|
|
