Phi Ceti
# Phi Ceti

The Bayer designation Phi Ceti (φ Cet / φ Ceti) is shared by four stars, in the constellation Cetus:

* $φ^1$ Ceti (HR 194), a red clump giant
* $φ^2$ Ceti (HR 235), an F7 main sequence star
* $φ^3$ Ceti (HR 267), a red giant
* $φ^4$ Ceti (HR 279), a G8 giant

All of them were the Arabs' Al Nithām. According to the catalogue of stars in the Technical Memorandum 33-507 - A Reduced Star Catalog Containing 537 Named Stars, Al Nitham were the title for four stars $:φ^1$ Ceti as Al Nitham I, $φ^2$ Ceti as Al Nitham II, $φ^3$ Ceti as Al Nitham III and $φ^4$ Ceti as Al Nitham IV.

$φ^1$ Ceti and $φ^3$ Ceti were member of asterism 天溷 (Tiān Hùn), Celestial Pigsty, Legs mansion.

