03271+1845 CHR 10 AB
03h 27m 03.20s +18° 45' 23.6" P.A. 161.00 sep 0.0 mag 6.60, Sp A3V dist. 122.25 pc (398.78 l.y.)
| Coord 2000 |
03271+1845 |
|
Discov num |
CHR 10 |
|
Comp |
AB |
|
Coord arcsec 2000 |
03 27 03.20 +18 45 23.6 |
|
| Date first |
1985 |
|
Date last |
2021 |
|
Obs |
10 |
|
| Pa first |
110 |
|
Pa last |
160.6 |
|
P.A. Now (θ) |
184.5° |
|
| Sep first |
0.1 |
|
Sep last |
0.044 |
|
Sep. Now (ρ) |
0.059" |
|
| Mag pri |
6.60 |
|
Mag sec |
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delta mag (ΔM) |
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|
Spectral class |
A3V (white) |
|
| Pri motion ra |
+043 |
|
Sec motion ra |
|
|
| Pri motion dec |
-006 |
|
Sec motion dec |
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| Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
03271+1845 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
93436 |
03 27 03 +18 45 24 |
CHR 10 AB |
2021 |
10 |
161 |
0.0 |
6.60 |
|
|
Y |
<=== |
| Show |
HD 21335 |
93436 |
03 27 03 +18 45 24 |
RBR 35 AC |
2018 |
2 |
80 |
0.9 |
6.60 |
12.00 |
5.40 |
|
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Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Taurus |
|
SAO |
93436 |
|
HIP |
16077 |
|
Tycho2 |
1241-00799-1 |
|
| Gaia DR2 |
57495631977753344 |
|
HD |
21335 |
|
HR |
1036 |
|
GC |
4103 |
|
| BD |
BD+18 484 |
|
FK5 |
2242 |
|
Distance |
122.25 |
|
Distance ly |
398.78 |
|
ORBITAL ELEMENTS
| Period (P) | 16.88y | ± 0.1 |
Periastron (T) | 1994.4y | ± 3.3 |
Semi-major axis (a) | 0.0787a | ± 0.0066 |
| Eccentricity (e) | 0.04 | ± 0.032 |
Inclination (i) | 42.8° | ± 6.9 |
Longitude of periastron (ω) | 206.7° | ± 6.1 |
| Node (Ω) | 91.2° | ± 5.6 |
Notes | n | |
Reference | Tok2020e | |
| Equinox | | |
Last observation | | |
Grade | 3 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
68.3 |
0.076 |
| 2001 |
84.0 |
0.081 |
| 2002 |
98.7 |
0.081 |
| 2003 |
114.0 |
0.077 |
| 2004 |
132.0 |
0.070 |
| 2005 |
154.3 |
0.062 |
| 2006 |
181.1 |
0.059 |
| 2007 |
208.6 |
0.061 |
| 2008 |
232.4 |
0.067 |
| 2009 |
251.9 |
0.073 |
| 2010 |
269.1 |
0.076 |
| 2011 |
286.3 |
0.073 |
| 2012 |
305.9 |
0.067 |
| 2013 |
330.2 |
0.060 |
| 2014 |
359.4 |
0.057 |
| 2015 |
28.3 |
0.060 |
| 2016 |
51.8 |
0.068 |
| 2017 |
70.3 |
0.076 |
| 2018 |
85.8 |
0.081 |
| 2019 |
100.4 |
0.081 |
| 2020 |
116.0 |
0.076 |
| 2021 |
134.4 |
0.069 |
| 2022 |
157.3 |
0.062 |
| 2023 |
184.5 |
0.059 |
| 2024 |
211.7 |
0.062 |
| 2025 |
234.9 |
0.068 |
| 2026 |
254.1 |
0.074 |
| 2027 |
271.2 |
0.076 |
| 2028 |
288.5 |
0.073 |
| 2029 |
308.5 |
0.066 |
| 2030 |
333.5 |
0.059 |
|
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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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