The Chess.com/tv page signals that the TV schedule is referred to:
"TV Schedule (Pacific Time GMT -08:00)"
During summertime it should be "GMT -7:00", even if in Greenwich (speaking about the actual palce, not the meridian line passing over it) they also add one hour and their clocks are set at Pacific Time +8:00.
The Chess.com/tv page signals that the TV schedule is referred to:
"TV Schedule (Pacific Time GMT -08:00)"
During summertime it should be "GMT -7:00", even if in Greenwich (speaking about the actual palce, not the meridian line passing over it) they also add one hour and their clocks are set at Pacific Time +8:00.