Topic summary
Sky Arts 1

Extracted from the Wikipedia article Sky Arts.
Sky Arts HD
Following the launch of Sky Arts 2, Sky Arts HD showed a mix of programmes in high definition from both channels – generally Sky Arts 1 all day on Mondays, Thursdays and Sundays and Sky Arts 2 until 7 pm on Tuesdays, Wednesdays, Fridays and Saturdays, switching to Sky Arts 1 from 7 pm onwards on those days.