Coord 2000 | 00462-2214 |
Discov num | RST4155 |
Comp | Coord arcsec 2000 | 00 46 11.05 -22 14 29.3 |
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Date first | 1940 |
Date last | 2015 |
Obs | 14 |
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Pa first | 344 |
Pa last | 274 |
P.A. Now (θ) | 249.4° |
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Sep first | 0.2 |
Sep last | 0.1 |
Sep. Now (ρ) | 0.18" |
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Mag pri | 9.76 |
Mag sec | 10.03 |
delta mag (ΔM) | 0.27 |
Spectral class | G0V (yellow) |
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Pri motion ra | -014 |
Sec motion ra | |||||||||
Pri motion dec | +020 |
Sec motion dec | |||||||||
Notes | O
(Orbital solution) |
Constellation | Cetus |
SAO | 166554 |
HIP | 3606 |
Tycho2 | 5849-02187-1 |
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HD | 4397 |
CD | CD-22 248 |
CP | CP-22 81 |
Distance | 93.81 |
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Distance ly | 306.01 |
last precise pa | 274.2 |
last precise sep | 0.138 |
Period (P) | 48y | Periastron (T) | 1957.2y | Semi-major axis (a) | 0.195a | |||
Eccentricity (e) | 0.2 | Inclination (i) | 138.5° | Longitude of periastron (ω) | 13.5° | |||
Node (Ω) | 28.8° | Note | Grade | 4 | (1=Definitive, 9=Indet.) | |||
Equinox | Last observation | 1983 |
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 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
00462-2214 | RST4155 | 1991 | 11 | 344 | 0.2 | 9.76 | 10.03 | G0V | NO | 004611.05-221429.3 | |
00462-2214 | RST4155 | 2008 | 12 | 335 | 0.1 | 9.76 | 10.03 | G0V | NO | 004611.05-221429.3 | |
00462-2214 | RST4155 | 2011 | 13 | 316 | 0.1 | 9.76 | 10.03 | G0V | NO | 004611.05-221429.3 | |
00462-2214 | RST4155 | 2015 | 14 | 274 | 0.1 | 9.76 | 10.03 | G0V | O | 004611.05-221429.3 |