Coord 2000 | 04049-3527 | Discov num | CHR 224 | Comp | BC | Coord arcsec 2000 | 04 04 55.97 -35 26 47.3 | ||||
Date first | 1990 | Date last | 2019 | Obs | 13 | ||||||
Pa first | 98 | Pa last | 109.5 | P.A. Now (θ) | 109.5° | ||||||
Sep first | 0.5 | Sep last | 0.327 | Sep. Now (ρ) | 0.327" | ||||||
Mag pri | 8.65 | Mag sec | 10.30 | delta mag (ΔM) | 1.65 | Spectral class | G2V (yellow) | ||||
Pri motion ra | -060 | Sec motion ra | |||||||||
Pri motion dec | -028 | Sec motion dec | |||||||||
Notes | N O (See Notes, Orbital solution) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | HD 25926 | 194747 | 04 04 56 -35 26 47 | I 152 AB | 2019 | 36 | 74 | 1.0 | 8.37 | 8.65 | 0.28 | ||
Show | 194747 | 04 04 56 -35 26 47 | CHR 224 AC | 2015 | 4 | 75 | 1.0 | 8.37 | 10.30 | 1.93 | |||
Show | 04 04 56 -35 26 47 | CHR 224 BC | 2019 | 13 | 110 | 0.3 | 8.65 | 10.30 | 1.65 | Y | <=== |
Constellation | Eridanus | HIP | 19052 | Tycho2 | 7036-00856-2 | Gaia DR2 | 4857945669220059392 | ||||
HD | 25926 | CD | CD-35 1544 | CP | CP-35 426 | Distance | 71.23 | ||||
Distance ly | 232.35 |
Period (P) | 52.17y | ± 2.35 | Periastron (T) | 2009.67y | ± 0.07 | Semi-major axis (a) | 0.2714a | ± 0.0042 |
Eccentricity (e) | 0.92 | ± 0.006 | Inclination (i) | 123.2° | ± 1.5 | Longitude of periastron (ω) | 153.6° | ± 3 |
Node (Ω) | 85.4° | ± 1.9 | Notes | n | Reference | Tok2017b | ||
Equinox | 2000 | Last observation | Grade | 4 | (1=Definitive, 9=Indet.) |
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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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