Coord 2000 | 01441-1556 | Discov num | BUP 25 | Comp | Coord arcsec 2000 | 01 44 04.08 -15 56 14.9 | |||||
Date first | 1911 | Date last | 2016 | Obs | 6 | ||||||
Pa first | 243 | Pa last | 149.6 | P.A. Now (θ) | 149.6° | ||||||
Sep first | 110.8 | Sep last | 160.45 | Sep. Now (ρ) | 160.45" | ||||||
Mag pri | 3.63 | Mag sec | 13.95 | delta mag (ΔM) | 10.32 | Spectral class | G8V (yellow) | ||||
Pri motion ra | -172 | Sec motion ra | |||||||||
Pri motion dec | +086 | Sec motion dec | |||||||||
Notes | N L P (See Notes, Linear solution, 100-year proper motion) |
Name | Tau Cet | Constellation | Cetus | SAO | 147986 | HIP | 8102 | ||||
Tycho2 | 5855-02292-1 | HD | 10700 | HR | 509 | GC | 2123 | ||||
GL | Gl 71 | BD | BD-16 295 | Bayer | Tau Ceti | Bayer name | Tau Cet | ||||
Flamsteed | 52 Ceti | Flamsteed name | 52 Cet | FK5 | 59 | Distance | 3.65 | ||||
Distance ly | 11.91 | Bayer greek | τ Cet |