Coord 2000 | 01198-0031 |
Discov num | FIN 337 |
Comp | BC |
Coord arcsec 2000 | 01 19 48.33 -00 30 31.0 |
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Date first | 1958 |
Date last | 2020 |
Obs | 88 |
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Pa first | 227 |
Pa last | 5 |
P.A. Now (θ) | 185° |
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Sep first | 0.1 |
Sep last | 0.1 |
Sep. Now (ρ) | 0.09" |
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Mag pri | 7.40 |
Mag sec | 7.60 |
delta mag (ΔM) | 0.2 |
Spectral class | F5 (yellow-white) |
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Pri motion ra | +013 |
Sec motion ra | |||||||||
Pri motion dec | -014 |
Sec motion dec | |||||||||
Notes |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 42 Cet | 129235 | 01 19 48 -00 30 32 | STF 113 A,BC | 2020 | 333 | 22 | 1.6 | 6.45 | 6.99 | 0.54 | Y | |
Show | 129235 | 01 19 48 -00 30 31 | FIN 337 BC | 2020 | 88 | 185 | 0.1 | 7.40 | 7.60 | 0.20 | Y | <=== |
Precise pa | 4.7 |
Precise sep | 0.092 |
Constellation | Cetus |
SAO | 129235 |
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HIP | 6226 |
HD | 8036 |
HR | 385 |
GC | 1600 |
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ADS | 1081 |
Flamsteed | 42 Ceti |
Flamsteed name | 42 Cet |
Distance | 100.7 |
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Distance ly | 328.48 |
last precise pa | 4.7 |
last precise sep | 0.092 |
Period (P) | 27.028y | ± 0.09 | Periastron (T) | 1995.04y | ± 0.13 | Semi-major axis (a) | 0.10855a | ± 0.00071 |
Eccentricity (e) | 0.215 | ± 0.011 | Inclination (i) | 16.8° | ± 2.8 | Longitude of periastron (ω) | 13° | ± 18 |
Node (Ω) | 194° | ± 17 | Note | Grade | 2 | (1=Definitive, 9=Indet.) | ||
Equinox | 2000 | Last observation | 2009 |
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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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coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
01198-0031 | FIN 337 | BC | 2005 | 68 | 3 | 0.1 | 7.40 | 7.60 | F5 | NO | 011948.29-003032.4 |
01198-0031 | FIN 337 | BC | 2008 | 75 | 26 | 0.1 | 7.40 | 7.60 | F5 | NO | 011948.29-003032.4 |
01198-0031 | FIN 337 | BC | 2009 | 77 | 32 | 0.1 | 7.40 | 7.60 | F5 | NO | 011948.29-003032.4 |
01198-0031 | FIN 337 | BC | 2011 | 79 | 47 | 0.1 | 7.40 | 7.60 | F5 | NOD | 011948.29-003032.4 |
01198-0031 | FIN 337 | BC | 2013 | 80 | 254 | 0.1 | 7.40 | 7.60 | F5 | NO | 011948.29-003032.4 |
01198-0031 | FIN 337 | BC | 2014 | 83 | 267 | 0.1 | 7.40 | 7.60 | F5 | NO | 011948.29-003032.4 |
01198-0031 | FIN 337 | BC | 2015 | 84 | 280 | 0.1 | 7.40 | 7.60 | F5 | NO | 011948.29-003032.4 |
01198-0031 | FIN 337 | BC | 2018 | 85 | 322 | 0.1 | 7.40 | 7.60 | F5 | NO | 011948.33-003031.0 |
01198-0031 | FIN 337 | BC | 2019 | 86 | 329 | 0.1 | 7.40 | 7.60 | F5 | NO | 011948.33-003031.0 |