Consider Adhara, the second-brightest star of Canis Major, the big dog, which is in the southeast by mid-evening. The constellationâs brightest star is Sirius â the brightest star in the night sky at visible wavelengths.Adhara is to its lower right.onsider Adhara, the second-brightest star of Canis Major, the big dog, which is in the southeast by mid-evening. The constellationâs brightest star is Sirius â the brightest star in the night sky at visible wavelengths.
A 1.8 kg turkey crown should cook for at least an hour and a half. 12 pound turkey crown should cook in the oven for at least 3  hours. The turkey should cook at a temperature of 325 degrees.
Calculate the cooking time. The larger your turkey breast, the longer it will take to cook. When roasted at 325 Â°F (163 Â°C), turkey breast requires approximately 25 minutes cooking time per pound. 1  For a smaller four to six pound turkey breast, set aside between 1 1/2 and 2 1/2 hours.2  If you're cooking at an altitude of 5,000 or more feet, you'll need to add five to ten extra minutes' cooking time per pound.oneless turkey breast can be bought fresh or frozen by the pound. Turkey breasts are much larger than chicken breasts, so you'll want to factor that in when you decide how much to buy. A serving size of turkey breast comes out to 1/4 to 1/2 pound per person.