The chat for today’s much-anticipated broadcast of Tosca chat will begin at 12:30, in preparation for the 1:00 start time.

Listeners should note that this afternoon’s broadcast will include the following intermission features: during the first break, Loren Toolajian will interview Bryn Terfel. In the second interval, the Toll Brothers Metropolitan Opera Quiz will return, with Deborah Voigt firing the questions at Cori Ellison, Benjamin Torbert and Damon Bristo.

• Find a radio station
• List of online stations
• Sirius satellite radio

• Vocal score
• Libretto

The real-time chat, as always, is at La Casa della Cieca.

Photo: Cory Weaver / Metropolitan Opera