04247+0442 HJL 1115 AB (HD 27935)
04h 24m 43.17s +04° 41' 59.8" P.A. 153.00 sep 0.0 mag 7.60,8.60 Sp G8V dist. 65.79 pc (214.61 l.y.)
| Coord 2000 |
04247+0442 |
|
Discov num |
HJL1115 |
|
Comp |
AB |
|
Coord arcsec 2000 |
04 24 43.17 +04 41 59.8 |
|
| Date first |
2014 |
|
Date last |
2015 |
|
Obs |
6 |
|
| Pa first |
134 |
|
Pa last |
153 |
|
P.A. Now (θ) |
153° |
|
| Sep first |
0.0 |
|
Sep last |
0.017 |
|
Sep. Now (ρ) |
0.017" |
|
| Mag pri |
7.60 |
|
Mag sec |
8.60 |
|
delta mag (ΔM) |
1 |
|
Spectral class |
G8V (yellow) |
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| Pri motion ra |
+098 |
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Sec motion ra |
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| Pri motion dec |
-002 |
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Sec motion dec |
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| Notes |
N
O
W
K
(See Notes, Orbital solution, , K-band or other infrared magnitudes) |
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Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 27935 |
|
Constellation |
Taurus |
|
SAO |
111800 |
|
HIP |
20601 |
|
| Tycho2 |
0078-01147-1 |
|
HD |
27935 |
|
BD |
BD+04 686 |
|
Distance |
65.79 |
|
| Distance ly |
214.61 |
|
ORBITAL ELEMENTS
| Period (P) | 156.380534d | ± 0.000094 |
Periastron (T) | 56636.67052d (2013.942y) | ± 0.00046 |
Semi-major axis (a) | 11.338m | ± 0.022 |
| Eccentricity (e) | 0.851282 | ± 0.000031 |
Inclination (i) | 103.133° | ± 0.072 |
Longitude of periastron (ω) | 21.983° | ± 0.015 |
| Node (Ω) | 340.513° | ± 0.055 |
Notes | n | |
Reference | HJL2020 | |
| Equinox | | |
Last observation | | |
Grade | 3 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000-01-01 |
156.2 |
0.020 |
| 2001-01-01 |
149.9 |
0.013 |
| 2002-01-01 |
163.0 |
0.011 |
| 2003-01-01 |
156.1 |
0.020 |
| 2004-01-01 |
149.7 |
0.013 |
| 2005-01-01 |
162.7 |
0.011 |
| 2006-01-01 |
156.0 |
0.020 |
| 2007-01-01 |
149.4 |
0.012 |
| 2008-01-01 |
162.4 |
0.012 |
| 2009-01-01 |
155.9 |
0.020 |
| 2010-01-01 |
149.2 |
0.012 |
| 2011-01-01 |
162.2 |
0.012 |
| 2012-01-01 |
155.8 |
0.020 |
| 2013-01-01 |
148.9 |
0.012 |
| 2014-01-01 |
161.9 |
0.012 |
| 2015-01-01 |
155.7 |
0.020 |
| 2016-01-01 |
148.6 |
0.011 |
| 2017-01-01 |
161.7 |
0.013 |
| 2018-01-01 |
155.6 |
0.020 |
| 2019-01-01 |
148.3 |
0.011 |
| 2020-01-01 |
161.4 |
0.013 |
| 2021-01-01 |
155.5 |
0.020 |
| 2022-01-01 |
148.0 |
0.011 |
| 2023-01-01 |
161.2 |
0.014 |
| 2024-01-01 |
155.4 |
0.020 |
| 2025-01-01 |
147.7 |
0.010 |
| 2026-01-01 |
161.0 |
0.014 |
| 2027-01-01 |
155.3 |
0.020 |
| 2028-01-01 |
147.3 |
0.010 |
| 2029-01-01 |
160.9 |
0.014 |
| 2030-01-01 |
155.2 |
0.020 |
|
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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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