06146-0434 CHR 164 Aa,Ab
06h 14m 36.71s -04° 34' 06.5" P.A. 296.00 sep 0.1 mag 6.40,6.80 Sp B5V dist. 196.08 pc (639.61 l.y.)
| Coord 2000 |
06146-0434 |
|
Discov num |
CHR 164 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
06 14 36.71 -04 34 06.5 |
|
| Date first |
1988 |
|
Date last |
2020 |
|
Obs |
10 |
|
| Pa first |
315 |
|
Pa last |
296.4 |
|
P.A. Now (θ) |
305.2° |
|
| Sep first |
0.1 |
|
Sep last |
0.059 |
|
Sep. Now (ρ) |
0.069" |
|
| Mag pri |
6.40 |
|
Mag sec |
6.80 |
|
delta mag (ΔM) |
0.4 |
|
Spectral class |
B5V (blue-white) |
|
| Pri motion ra |
+001 |
|
Sec motion ra |
|
|
| Pri motion dec |
+005 |
|
Sec motion dec |
|
|
| Notes |
O
(Orbital solution) |
|
This double is physical.
06146-0434 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
133003 |
06 14 37 -04 34 06 |
CHR 164 Aa,Ab |
2020 |
10 |
296 |
0.1 |
6.40 |
6.80 |
0.40 |
Y |
<=== |
| Show |
HD 43157 |
133003 |
06 14 37 -04 34 06 |
BU 566 AB |
2006 |
9 |
212 |
1.8 |
5.80 |
10.10 |
4.30 |
|
|
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Monoceros |
|
SAO |
133003 |
|
HIP |
29629 |
|
Tycho2 |
4791-02694-1 |
|
| Gaia DR2 |
3020623531179542272 |
|
HD |
43157 |
|
HR |
2224 |
|
ADS |
4846 |
|
| BD |
BD-04 1421 |
|
Distance |
196.08 |
|
Distance ly |
639.61 |
|
ORBITAL ELEMENTS
| Period (P) | 18.94y | ± 0.64 |
Periastron (T) | 2017.28y | ± 0.29 |
Semi-major axis (a) | 0.0491a | ± 0.0046 |
| Eccentricity (e) | 0.762 | ± 0.037 |
Inclination (i) | 57.8° | ± 6.1 |
Longitude of periastron (ω) | 227.1° | ± 2.1 |
| Node (Ω) | 287.4° | ± 7 |
Notes | | |
Reference | Tok2020e | |
| Equinox | | |
Last observation | | |
Grade | 3 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
284.5 |
0.038 |
| 2001 |
292.4 |
0.051 |
| 2002 |
297.5 |
0.060 |
| 2003 |
301.5 |
0.066 |
| 2004 |
305.0 |
0.069 |
| 2005 |
308.2 |
0.071 |
| 2006 |
311.3 |
0.071 |
| 2007 |
314.5 |
0.070 |
| 2008 |
317.9 |
0.067 |
| 2009 |
321.6 |
0.064 |
| 2010 |
325.7 |
0.059 |
| 2011 |
330.6 |
0.054 |
| 2012 |
336.8 |
0.047 |
| 2013 |
345.0 |
0.040 |
| 2014 |
357.0 |
0.033 |
| 2015 |
16.4 |
0.025 |
| 2016 |
49.8 |
0.019 |
| 2017 |
104.1 |
0.014 |
| 2018 |
265.2 |
0.019 |
| 2019 |
285.1 |
0.039 |
| 2020 |
292.8 |
0.052 |
| 2021 |
297.8 |
0.060 |
| 2022 |
301.7 |
0.066 |
| 2023 |
305.2 |
0.069 |
| 2024 |
308.4 |
0.071 |
| 2025 |
311.5 |
0.071 |
| 2026 |
314.7 |
0.070 |
| 2027 |
318.1 |
0.067 |
| 2028 |
321.8 |
0.064 |
| 2029 |
326.0 |
0.059 |
| 2030 |
331.0 |
0.054 |
|
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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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