Dog days sometimes used for the lethargic summer markets. Various computations of the dog days have placed their start anywhere from 3 July to 15 August and lasting for anywhere from 30 to 61 days. They may begin or end with the cosmical rising or heliacal rising of either Sirius in Canis Major or Procyon (the "Little Dog Star") in Canis Minor and vary by latitude, not even being visible throughout much of the Southern Hemisphere. Sirius observes a period of almost exactly 365¼ days between risings, keeping it largely consistent with the Julian but not the Gregorian calendar; nonetheless, its dates
Sirius "Aa" ("glowing"), "Hoku-kauopae", "Kau-ano-meha" (also "Kaulanomeha"), "Standing-alone-and-sacred", "Hiki-kauelia" or "Hiki-kauilia" (the navigational name), "Hiki-kau-lono-meha" ("star of solitary Lono", the astrological name), "Kaulua" (also "Kaulua-ihai-mohai", "flower of the heavens"), "Hiki-kauelia", "Hoku-hoo-kele-waa" ("star which causes the canoe to sail", a marine navigation name), and "Kaulua-lena" ("yellow star"). The people of the Society Islands called Sirius variously "Taurua-fau-papa", "Taurua-nui-te-amo-aha", and "Taurua-e-hiti-i-tara-te-feiai". Other names for Sirius included "Palolo-mua" (Futuna), "Mere" (Mangaia), "Apura" (Manihiki), "Taku-ua" (Marquesas Islands), and "Tokiva" (Pukapuka). In the cosmology of the Tuamotus, Sirius had various names, including "Takurua-te-upuupu", "Te Kaha" ("coconut fibre"), "Te Upuupu", "Taranga", and "Vero-ma-torutoru" ("flaming and diminishing"). The