Timetable and qualification system has been released.
https://www.iaaf.org/competitions/iaaf-world-championships/news/2019-iaaf-world-athletics-championships-timet
We will have midnight running. Both Marathons starts at midnight local time. Also the Race Walking events start at around midnight. On day 8, October 4, the last event of the heptathlon, the 800m, has been scheduled for 12.05 am, which will be followed at 12.15am by the last event of the decathlon, the 1,500m.
Qualification system:
Individual athletes can qualify in one of three ways:- being among the best ranked athletes at the end of the qualification period as per the IAAF World Rankings.- by Wild Card as the reigning world champion outdoors, winner of the 2019 IAAF Diamond League or leader (as at closing date of the final entries) of the IAAF Hammer Throw Challenge, IAAF Race Walk Challenge or IAAF Combined Events Challenge. Member federations will be allowed one Wild Card entry per discipline, with a maximum of four athletes from any one country allowed entry into each discipline, in addition to a reserve.- by achieving the entry standard within the qualification period in accordance with criteria decided by IAAF. Entry standards, which will be determined on 1 November 2018, will be set for the sole purpose of qualifying athletes with exceptional performances who are unable to qualify through the IAAF World Rankings pathway.
File: https://media.aws.iaaf.org/competitioninfo/791203d1-be0e-4047-8a42-1b33994d000c.pdf