August 1: Where the Candidates Are Today Planned events for the mayoral candidates, according to the campaigns and organizations they are affiliated with. Times are listed as scheduled but frequently change. Joseph Burgess and Nicholas Wells contributed reporting. Event information is listed as provided at the time of publication. Details for many of Ms. Quinn events are not released for publication. John A. Catsimatidis Republican 5:30 p.m. Attends an invitation-only "friendraiser" at the Columbus Club on East 69th Street. 6:30 p.m. Attends a meeting of the Metropolitan Republican Club at Dorrian's Red Hand, on the Upper East Side. Bill de Blasio Democrat 8 a.m. Makes what his campaign is billing as a major announcement on education reform at Hunter College's Roosevelt House, on East 65th Street in Manhattan. 11:30 a.m. Responding to reports that Interfaith Medical Center is preparing to shut down starting on Aug. 12, Mr. de Blasio, in his role of public advocate, calls a news conference to announce new steps to prevent the closing and to ensure emergency and primary medical services are preserved locally, at the northeast corner of Atlantic and Albany Avenues in Bedford-Stuyvesant. 5 p.m. Greets commuters at the Jamaica Center subway station, in Queens. 7 p.m. Participates in the Concerned Citizens of Laurelton Candidates Debate, at the Linden Seventh-Day Adventist Church in Queens. John C. Liu Democrat 7 a.m. Greets commuters with Norman Seabrook, president of the Correction Officers Benevolent Association, at the 116th Street subway stop, on Lenox Avenue in Harlem. 9 a.m. Attends Sylvia's Restaurant's annual Harlem community breakfast, at Sylvia's, on Malcolm X Boulevard in Harlem. 4:30 p.m. Tours the small businesses along Hillside Avenue, from 165th Street to 169th Street in Queens. 6 p.m. Joins Alliance of South Asian American Labor to announce voter registratoin drive, at Tikka Garden, on Hillside Avenue in Queens. Greets commuters at the Long Island Rail Road train stop in Rosedale, on Francis Lewis Boulevard and Sunrise Highway in Queens. 7:30 p.m. 8:30 p.m. Attends an Iftar, the traditional evening meal that Muslims share to break their fast during Ramadan, with the Muslim American Society, at the MAS Youth Center on Bath Avenue in Brooklyn. Christine C. Quinn Democrat 11 a.m. Makes a "major annoucement," along with the Manhattan borough president, Scott M. Stringer, who is running for comptroller; State Assemblyman Brian Kavanagh; and City Councilman Daniel Garodnick, on the future of the East River waterfront, under the Brooklyn Bridge. Some of Ms. Quinn's events may not be shown because the campaign declines to release her advance schedule for publication. William C. Thompson Jr. Democrat 7:45 a.m. In an effort, perhaps, to blunt the reputation that John C. Liu has been getting as the race's Iron Man, the candidate begins a series of 21 back-to-back campaign stops that will take him through all five boroughs over 24 hours and not end until Friday morning. Tour begins with a visit to the St. George Ferry Terminal on Staten Island. Hosts coffee with supporters at the King's Arms Diner, on Staten Island. 10 a.m. Holds a news conference with Staten Island supporters. 11:45 a.m. Visits the Dreiser Loop Bronx Senior Center with local leaders. 12:45 p.m. Meets with small-business owners, on White Plains Road in the Bronx. 1:30 p.m. Hosts lunch with Bronx leaders at the Pelham Diner. 3:15 p.m. Meets with small-business owners and voters outside the Borough Hall subway stop, in Brooklyn. Greets voters with State Senator José Peralta at the Roosevelt Avenue subway stop, in Queens. Hosts a meet-and-greet with supporters prior to the Concerned Citizens of Laurelton Candidates Debate, at Linden Seventh-Day Adventist Church. 9:15 p.m. Visits sets at Broadway Stages, a production facility for the film and television business, on Meserole Avenue in Brooklyn. 10:30 p.m. Campaigns with M.T.A. Bridge and Tunnel workers, in Queens. 11:45 p.m. Meets with local workers at the Dyckman Express diner in Upper Manhattan. 11:46 p.m. Meets with members of Firehouse Engine 95, on Vermilyea Avenue in Upper Manhattan. 11:47 p.m. Makes his first night stop with livery-cab drivers, in Upper Manhattan. 11:48 p.m. Meets with nurses of Lutheran Hospital, in Brooklyn. 11:49 p.m. Hosts moment of silence outside the Lincoln Houses a week after a young woman was shot outside the complex, in Upper Manhattan. 11:50 p.m. Makes the second of two night stops with livery-cab drivers, in Queens. 11:51 p.m. Meets with workers and tours the Schuster Meat Corporation, in the Bronx. 11:52 p.m. Greets voters at the Brooklyn Terminal Market. 11:53 p.m. Ends his epic 24-hour run by greeting morning commuters at the 125th Street subway stop at Lennox Avenue in Upper Manhattan. Anthony D. Weiner Democrat Sal F. Albanese Democrat 7:30 a.m. Greets morning commuters at the Astoria-Ditmars Boulevard subway station, in Astoria, Queens. Starts out on the fourth leg of his five-mile walking tour of Roosevelt Avenue, at Delicias Calenas, a bakery and restaurant. Greets concertgoers at the Seaside Summer Concert Series, featuring the Go-Go's and the Tom Tom Club, in Coney Island. Adolfo Carrión Jr. Independent George T. McDonald Republican