Table:
text: 1978 USAC Championship Car season
Schedule and results
Schedule and results
Rnd Date_ Race_Name Length_ Track Location_ Type_ Pole_Position Winning_Driver
12 August 20 Tony Bettenhausen 200 mi (km) Wisconsin State Fair Park Speedway West Allis , Wisconsin Oval Danny Ongais Danny Ongais
13 September 3 California 500 mi (km) Ontario Motor Speedway Ontario , California Oval Tom Sneva Al Unser
14 September 16 Gould Grand Prix mi (km) Michigan International Speedway Brooklyn , Michigan Oval Johnny Rutherford Danny Ongais
15 September 23 Machinist Union 150 mi (km) Trenton International Speedway Trenton , New Jersey Oval A. J. Foyt Mario Andretti
16 October 1 Daily Empress Indy Silverstone mi (km) Silverstone Circuit Silverstone , United Kingdom Road course Danny Ongais A. J. Foyt
17 October 7 Daily Mail Indy Trophy mi (km) Brands Hatch (Indy Circuit) Fawkham , United Kingdom Road course Al Unser Rick Mears

Question: How many races were held on October 1st in the 1978 USAC Championship Car Season?

Question: What round was the 1978 USAC Championship Car season, the Daily Empress Indy Silverstone?