Coord 2000 | 00463-0634 |
Discov num | HDS 101 |
Comp | Coord arcsec 2000 | 00 46 16.11 -06 33 58.4 |
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Date first | 1991 |
Date last | 2019 |
Obs | 12 |
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Pa first | 11 |
Pa last | 4 |
P.A. Now (θ) | 3.9° |
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Sep first | 0.1 |
Sep last | 0.1 |
Sep. Now (ρ) | 0.14" |
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Mag pri | 8.93 |
Mag sec | 10.27 |
delta mag (ΔM) | 1.34 |
Spectral class | F5 (yellow-white) |
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Pri motion ra | +037 |
Sec motion ra | |||||||||
Pri motion dec | +005 |
Sec motion dec | |||||||||
Notes |
Precise pa | 3.8 |
Precise sep | 0.14 |
Constellation | Cetus |
HIP | 3612 |
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Tycho2 | 4679-00531-1 |
Gaia DR2 | 17498080768 |
HD | 4393 |
BD | BD-07 117 |
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Distance | 138.5 |
Distance ly | 451.79 |
last precise pa | 3.8 |
last precise sep | 0.14 |
Period (P) | 30.52y | Periastron (T) | 2010.24y | Semi-major axis (a) | 0.094a | |||
Eccentricity (e) | 0.716 | Inclination (i) | 21.6° | Longitude of periastron (ω) | 144.5° | |||
Node (Ω) | 53.8° | Note | Grade | 3 | (1=Definitive, 9=Indet.) | |||
Equinox | 2000 | Last observation | 2015 |
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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coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
00463-0634 | HDS 101 | 1991 | 1 | 11 | 0.1 | 8.93 | 10.27 | F5 | 004616.11-063358.4 | ||
00463-0634 | HDS 101 | 2007 | 2 | 255 | 0.1 | 8.93 | 10.27 | F5 | D | 004616.11-063358.4 | |
00463-0634 | HDS 101 | 2010 | 5 | 242 | 0.0 | 8.93 | 10.27 | F5 | D | 004616.11-063358.4 | |
00463-0634 | HDS 101 | 2015 | 6 | 346 | 0.1 | 8.93 | 10.27 | F5 | 004616.11-063358.4 | ||
00463-0634 | HDS 101 | 2017 | 10 | 356 | 0.1 | 8.93 | 10.27 | F5 | NO | 004616.11-063358.4 | |
00463-0634 | HDS 101 | 2018 | 11 | 0 | 0.1 | 8.93 | 10.27 | F5 | NO | 004616.11-063358.4 | |
00463-0634 | HDS 101 | 2019 | 12 | 4 | 0.1 | 8.93 | 10.27 | F5 | NO | 004616.11-063358.4 |