GTFS Scorecard: Manhattan Bus feed quality changes Grade moves, expiry warnings, and score swings for Manhattan Bus's GTFS feed. tag:gtfsscorecard.org,2026:agency/metropolitan-transit-authority-mta-513/changes 2026-07-08T00:00:00Z GTFS Scorecard GTFS Scorecard Manhattan Bus: Grade went C to D. tag:gtfsscorecard.org,2026:agency/metropolitan-transit-authority-mta-513/2026-07-08/grade_change 2026-07-08T00:00:00Z Grade went C to D. Manhattan Bus: Grade went F to C, freshness rose 100 points. tag:gtfsscorecard.org,2026:agency/metropolitan-transit-authority-mta-513/2026-06-23/grade_change 2026-06-23T00:00:00Z Grade went F to C, freshness rose 100 points. Manhattan Bus: Score fell 4 points, correctness fell 8 points. tag:gtfsscorecard.org,2026:agency/metropolitan-transit-authority-mta-513/2026-06-21/score_move 2026-06-21T00:00:00Z Score fell 4 points, correctness fell 8 points.