Nope. Keep regular backups next time.
Even when REDitor comes out, if it keeps the same features as 2K12 as far as schedule goes, you won't be able to alter the schedule once the season has started.
Eleftherios "Leftos" Aslanoglou
NBA 2K AI Software Engineer
Visual Concepts Entertainment / 2K Sports
Used to be "That Tools Guy" around here during the good ol' days. Although you probably remember me as your favorite Podcast host.