18047-5913 HJ 5006
18h 04m 42.82s -59° 12' 34.0" P.A. 336.00 sep 28.8 mag 6.89,12.60 Sp G4IV dist. 37.99 pc (123.92 l.y.)
| Coord 2000 |
18047-5913 |
|
Discov num |
HJ 5006 |
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Comp |
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Coord arcsec 2000 |
18 04 42.82 -59 12 34.0 |
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| Date first |
1836 |
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Date last |
2016 |
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Obs |
10 |
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| Pa first |
334 |
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Pa last |
336.2 |
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P.A. Now (θ) |
336.2° |
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| Sep first |
30.0 |
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Sep last |
28.837 |
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Sep. Now (ρ) |
28.837" |
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| Mag pri |
6.89 |
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Mag sec |
12.60 |
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delta mag (ΔM) |
5.71 |
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Spectral class |
G4IV (yellow) |
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| Pri motion ra |
-199 |
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Sec motion ra |
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| Pri motion dec |
-052 |
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Sec motion dec |
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| Notes |
N
(See Notes) |
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Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Pavo |
|
SAO |
245217 |
|
HIP |
88531 |
|
Tycho2 |
8755-02593-1 |
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| Gaia DR2 |
6647630950597964544 |
|
HD |
164427 |
|
GC |
24564 |
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CD |
CD-59 6780 |
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| CP |
CP-59 7218 |
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Distance |
37.99 |
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Distance ly |
123.92 |
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SUSPECTED ORBITAL ELEMENTS
| Identifier | 18047-5913 HJ 5006 A |
| coord_arcsec_2000 | 180442.82-591234.0 |
| Period (P) | 108.537d | ± 0.001 |
Periastron (T) | 53026.8d (2004.058y) | ± 0.1 |
Semi-major axis (a) | 2.3m | ± 0.5 |
| Eccentricity (e) | 0.551 | ± 0.002 |
Inclination (i) | 11.8° | ± 2.6 |
Longitude of periastron (ω) | 356.7° | ± 0.4 |
| Node (Ω) | 338.9° | ± 12.3 |
Notes | | |
Reference | SaJ2011 | |
| Equinox | | |
Last observation | | |
Grade | 9 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000-01-01 |
135.6 |
0.003 |
| 2001-01-01 |
183.8 |
0.003 |
| 2002-01-01 |
59.2 |
0.001 |
| 2003-01-01 |
148.2 |
0.004 |
| 2004-01-01 |
202.7 |
0.003 |
| 2005-01-01 |
101.8 |
0.002 |
| 2006-01-01 |
160.0 |
0.004 |
| 2007-01-01 |
236.4 |
0.002 |
| 2008-01-01 |
123.1 |
0.003 |
| 2009-01-01 |
172.2 |
0.003 |
| 2010-01-01 |
329.3 |
0.001 |
| 2011-01-01 |
137.9 |
0.003 |
| 2012-01-01 |
186.6 |
0.003 |
| 2013-01-01 |
69.9 |
0.002 |
| 2014-01-01 |
150.3 |
0.004 |
| 2015-01-01 |
206.9 |
0.002 |
| 2016-01-01 |
106.3 |
0.002 |
| 2017-01-01 |
162.0 |
0.004 |
| 2018-01-01 |
246.0 |
0.002 |
| 2019-01-01 |
126.0 |
0.003 |
| 2020-01-01 |
174.5 |
0.003 |
| 2021-01-01 |
353.3 |
0.001 |
| 2022-01-01 |
140.2 |
0.003 |
| 2023-01-01 |
189.6 |
0.003 |
| 2024-01-01 |
78.7 |
0.002 |
| 2025-01-01 |
152.3 |
0.004 |
| 2026-01-01 |
211.6 |
0.002 |
| 2027-01-01 |
110.4 |
0.003 |
| 2028-01-01 |
164.1 |
0.004 |
| 2029-01-01 |
257.7 |
0.001 |
| 2030-01-01 |
128.7 |
0.003 |
|
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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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