French Open at a glance

PARIS – A quick glance at the French Open, the year’s second Grand Slam tennis tournament, which started overnight:

Site: Roland Garros.

Surface: Red clay.

Schedule: The 15-day tournament closes with the women’s singles final on June 8, and the men’s singles final on June 9.

On court today: No. 1 Serena Williams vs. Anna Tatishvili, No. 5 Sara Errani vs. Arantxa Rus, No. 14 Ana Ivanovic vs. Petra Martic, No. 30 Venus Williams vs. Urszula Radwanska; No. 2 Roger Federer vs. Pablo Carreno Busta, No. 4 David Ferrer vs. Marinko Matosevic, No. 15 Gilles Simon vs. Lleyton Hewitt, No. 18 Sam Querrey vs. Lukas Lacko.

2012 Men’s Singles Champion: Rafael Nadal of Spain.

2012 Women’s Singles Champion: Maria Sharapova of Russia.

Key Statistic I: 52-1. Nadal’s career record at the French Open. His only loss came in 2009.

Key Statistic II: 30. Number of years since a man from France (Yannick Noah, the father Chicago Bulls player Joakim Noah) won the country’s major tournament.

Prize Money: Total is about $28.4 million, an increase of nearly 18 percent from 2012, with about $1.9 million each to the men’s and women’s singles champions, an increase of 20 percent.