Coord 2000 | 01250-3251 |
Discov num | HDS 184 |
Comp | Coord arcsec 2000 | 01 25 01.81 -32 51 04.0 |
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Date first | 1991 |
Date last | 2019 |
Obs | 9 |
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Pa first | 287 |
Pa last | 60 |
P.A. Now (θ) | 84.2° |
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Sep first | 0.2 |
Sep last | 0.1 |
Sep. Now (ρ) | 0.1" |
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Mag pri | 10.54 |
Mag sec | 10.68 |
delta mag (ΔM) | 0.14 |
Spectral class | |||||
Pri motion ra | +233 |
Sec motion ra | |||||||||
Pri motion dec | +148 |
Sec motion dec | |||||||||
Notes | O
(Orbital solution) |
Precise pa | 59.8 |
Precise sep | 0.052 |
Constellation | Sculptor |
SAO | 193103 |
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HIP | 6626 |
Tycho2 | 7002-01728-1 |
Gaia DR2 | 46204345216 |
GL | GJ 1038 |
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CD | CD-33 514 |
CP | CP-33 143 |
Distance | 25.14 |
Distance ly | 82.01 |
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last precise pa | 59.8 |
last precise sep | 0.052 |
Period (P) | 6.313y | ± 0.065 | Periastron (T) | 2018.549y | ± 0.021 | Semi-major axis (a) | 0.1445a | ± 0.001 |
Eccentricity (e) | 0.515 | ± 0.007 | Inclination (i) | 73.9° | ± 0.8 | Longitude of periastron (ω) | 165.8° | ± 2.1 |
Node (Ω) | 107.4° | ± 0.5 | Note | Grade | 2 | (1=Definitive, 9=Indet.) | ||
Equinox | Last observation | 2018 |
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 |
01250-3251 | HDS 184 | 1991 | 1 | 287 | 0.2 | 10.54 | 10.68 | 012501.65-325105.3 | |||
01250-3251 | HDS 184 | 2014 | 3 | 280 | 0.2 | 10.54 | 10.68 | 012501.65-325105.3 | |||
01250-3251 | HDS 184 | 2015 | 4 | 106 | 0.2 | 10.54 | 10.68 | 012501.65-325105.3 | |||
01250-3251 | HDS 184 | 2016 | 5 | 115 | 0.2 | 10.54 | 10.68 | 012501.81-325104.0 | |||
01250-3251 | HDS 184 | 2018 | 8 | 314 | 0.1 | 10.54 | 10.68 | 012501.81-325104.0 | |||
01250-3251 | HDS 184 | 2019 | 9 | 60 | 0.1 | 10.54 | 10.68 | O | 012501.81-325104.0 |