01024+0504 HDS 135 AB (HD 6101)
01h 02m 24.56s +05° 03' 41.2" P.A. 54.00 sep 0.7 mag 8.49,10.07 Sp K4.1V+M0V dist. 21.14 pc (68.96 l.y.)
Coord 2000 |
01024+0504 |
|
Discov num |
HDS 135 |
|
Comp |
AB |
|
Coord arcsec 2000 |
01 02 24.56 +05 03 41.2 |
|
Date first |
1991 |
|
Date last |
2021 |
|
Obs |
45 |
|
Pa first |
62 |
|
Pa last |
53.7 |
|
P.A. Now (θ) |
49° |
|
Sep first |
0.7 |
|
Sep last |
0.653 |
|
Sep. Now (ρ) |
0.603" |
|
Mag pri |
8.49 |
|
Mag sec |
10.07 |
|
delta mag (ΔM) |
1.58 |
|
Spectral class |
K4.1V+M0V (yellow-orange/red) |
|
Pri motion ra |
+323 |
|
Sec motion ra |
+322 |
|
Pri motion dec |
+226 |
|
Sec motion dec |
+226 |
|
Notes |
N
O
(See Notes, Orbital solution) |
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rPM=0.003 (< 0.3, Physical double)
This double is physical.
01024+0504 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 6101 |
109617 |
01 02 25 +05 03 41 |
HDS 135 AB |
2021 |
45 |
54 |
0.7 |
8.49 |
10.07 |
1.58 |
Y |
<=== |
Show |
|
109617 |
01 02 25 +05 03 41 |
WNO 50 AC |
2016 |
5 |
88 |
999.9 |
8.49 |
14.10 |
5.61 |
|
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Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 6101 |
|
Constellation |
Pisces |
|
SAO |
109617 |
|
HIP |
4849 |
|
Tycho2 |
0025-01005-1 |
|
HD |
6101 |
|
GC |
1245 |
|
GL |
NN 3071 |
|
BD |
BD+04 158 |
|
Distance |
21.14 |
|
Distance ly |
68.96 |
|
ORBITAL ELEMENTS
Period (P) | 28.23y | ± 0.17 |
Periastron (T) | 2002.69y | ± 0.01 |
Semi-major axis (a) | 0.461a | ± 0.002 |
Eccentricity (e) | 0.671 | ± 0.002 |
Inclination (i) | 144.8° | ± 0.7 |
Longitude of periastron (ω) | 22.1° | ± 1.2 |
Node (Ω) | 268.6° | ± 1 |
Notes | n | |
Reference | Tok2015c | |
Equinox | 2000 | |
Last observation | 2014 | |
Grade | 2 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
3.1 |
0.293 |
2001 |
338.1 |
0.225 |
2002 |
294.9 |
0.173 |
2003 |
226.0 |
0.143 |
2004 |
160.4 |
0.195 |
2005 |
131.5 |
0.293 |
2006 |
117.1 |
0.386 |
2007 |
108.0 |
0.466 |
2008 |
101.4 |
0.534 |
2009 |
96.2 |
0.590 |
2010 |
91.9 |
0.637 |
2011 |
88.1 |
0.675 |
2012 |
84.6 |
0.705 |
2013 |
81.4 |
0.727 |
2014 |
78.4 |
0.743 |
2015 |
75.5 |
0.752 |
2016 |
72.6 |
0.754 |
2017 |
69.7 |
0.751 |
2018 |
66.7 |
0.741 |
2019 |
63.7 |
0.726 |
2020 |
60.5 |
0.704 |
2021 |
57.0 |
0.677 |
2022 |
53.3 |
0.643 |
2023 |
49.0 |
0.603 |
2024 |
44.2 |
0.557 |
2025 |
38.3 |
0.504 |
2026 |
31.0 |
0.445 |
2027 |
21.3 |
0.379 |
2028 |
7.3 |
0.309 |
2029 |
345.1 |
0.240 |
2030 |
306.9 |
0.183 |
|
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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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