06426+3955 HDS 930
06h 42m 37.43s +39° 55' 13.1" P.A. 220.00 sep 0.1 mag 9.55,11.46 Sp G0 dist. 77.28 pc (252.09 l.y.)
| Coord 2000 |
06426+3955 |
|
Discov num |
HDS 930 |
|
Comp |
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Coord arcsec 2000 |
06 42 37.43 +39 55 13.1 |
|
| Date first |
1991 |
|
Date last |
2011 |
|
Obs |
9 |
|
| Pa first |
185 |
|
Pa last |
219.6 |
|
P.A. Now (θ) |
297.8° |
|
| Sep first |
0.2 |
|
Sep last |
0.052 |
|
Sep. Now (ρ) |
0.082" |
|
| Mag pri |
9.55 |
|
Mag sec |
11.46 |
|
delta mag (ΔM) |
1.91 |
|
Spectral class |
G0 (yellow) |
|
| Pri motion ra |
+001 |
|
Sec motion ra |
|
|
| Pri motion dec |
-023 |
|
Sec motion dec |
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| Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Auriga |
|
HIP |
32132 |
|
Tycho2 |
2945-00895-1 |
|
Gaia DR2 |
945491218620381824 |
|
| BD |
BD+40 1685 |
|
Distance |
77.28 |
|
Distance ly |
252.09 |
|
ORBITAL ELEMENTS
| Period (P) | 13.45y | |
Periastron (T) | 2012.65y | |
Semi-major axis (a) | 0.078a | |
| Eccentricity (e) | 0.285 | |
Inclination (i) | 152° | |
Longitude of periastron (ω) | 292.9° | |
| Node (Ω) | 115.9° | |
Notes | n | |
Reference | Doc2019g | |
| Equinox | 2000 | |
Last observation | 2014 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
141.3 |
0.057 |
| 2001 |
105.8 |
0.068 |
| 2002 |
78.7 |
0.075 |
| 2003 |
55.7 |
0.080 |
| 2004 |
35.1 |
0.084 |
| 2005 |
16.4 |
0.088 |
| 2006 |
359.1 |
0.091 |
| 2007 |
342.6 |
0.092 |
| 2008 |
326.1 |
0.091 |
| 2009 |
308.6 |
0.086 |
| 2010 |
287.9 |
0.077 |
| 2011 |
259.7 |
0.063 |
| 2012 |
216.0 |
0.051 |
| 2013 |
162.0 |
0.053 |
| 2014 |
120.4 |
0.063 |
| 2015 |
90.2 |
0.072 |
| 2016 |
65.7 |
0.078 |
| 2017 |
44.1 |
0.082 |
| 2018 |
24.6 |
0.086 |
| 2019 |
6.7 |
0.089 |
| 2020 |
349.9 |
0.092 |
| 2021 |
333.6 |
0.092 |
| 2022 |
316.7 |
0.089 |
| 2023 |
297.8 |
0.082 |
| 2024 |
273.8 |
0.070 |
| 2025 |
238.0 |
0.056 |
| 2026 |
185.8 |
0.050 |
| 2027 |
137.2 |
0.058 |
| 2028 |
102.9 |
0.068 |
| 2029 |
76.3 |
0.075 |
| 2030 |
53.5 |
0.080 |
|
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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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