{
  "title": "TimeNivo Global Working-Hours Overlap Dataset 2026",
  "version": "2026.07.29",
  "reviewed": "2026-07-29",
  "license": "CC BY 4.0",
  "methodology": "Thirty-minute UTC intervals counted when both local city times fall from 09:00 inclusive to 17:00 exclusive. IANA zones are evaluated by the Node.js Intl implementation.",
  "rows": [
    {
      "pair": "Cairo–London",
      "date": "2026-01-15",
      "left_city": "Cairo",
      "left_zone": "Africa/Cairo",
      "right_city": "London",
      "right_zone": "Europe/London",
      "overlap_hours_09_17": 6
    },
    {
      "pair": "Cairo–London",
      "date": "2026-07-29",
      "left_city": "Cairo",
      "left_zone": "Africa/Cairo",
      "right_city": "London",
      "right_zone": "Europe/London",
      "overlap_hours_09_17": 6
    },
    {
      "pair": "Cairo–Dubai",
      "date": "2026-01-15",
      "left_city": "Cairo",
      "left_zone": "Africa/Cairo",
      "right_city": "Dubai",
      "right_zone": "Asia/Dubai",
      "overlap_hours_09_17": 6
    },
    {
      "pair": "Cairo–Dubai",
      "date": "2026-07-29",
      "left_city": "Cairo",
      "left_zone": "Africa/Cairo",
      "right_city": "Dubai",
      "right_zone": "Asia/Dubai",
      "overlap_hours_09_17": 7
    },
    {
      "pair": "Riyadh–London",
      "date": "2026-01-15",
      "left_city": "Riyadh",
      "left_zone": "Asia/Riyadh",
      "right_city": "London",
      "right_zone": "Europe/London",
      "overlap_hours_09_17": 5
    },
    {
      "pair": "Riyadh–London",
      "date": "2026-07-29",
      "left_city": "Riyadh",
      "left_zone": "Asia/Riyadh",
      "right_city": "London",
      "right_zone": "Europe/London",
      "overlap_hours_09_17": 6
    },
    {
      "pair": "London–New York",
      "date": "2026-01-15",
      "left_city": "London",
      "left_zone": "Europe/London",
      "right_city": "New York",
      "right_zone": "America/New_York",
      "overlap_hours_09_17": 3
    },
    {
      "pair": "London–New York",
      "date": "2026-07-29",
      "left_city": "London",
      "left_zone": "Europe/London",
      "right_city": "New York",
      "right_zone": "America/New_York",
      "overlap_hours_09_17": 3
    },
    {
      "pair": "London–Singapore",
      "date": "2026-01-15",
      "left_city": "London",
      "left_zone": "Europe/London",
      "right_city": "Singapore",
      "right_zone": "Asia/Singapore",
      "overlap_hours_09_17": 0
    },
    {
      "pair": "London–Singapore",
      "date": "2026-07-29",
      "left_city": "London",
      "left_zone": "Europe/London",
      "right_city": "Singapore",
      "right_zone": "Asia/Singapore",
      "overlap_hours_09_17": 1
    },
    {
      "pair": "Dubai–Singapore",
      "date": "2026-01-15",
      "left_city": "Dubai",
      "left_zone": "Asia/Dubai",
      "right_city": "Singapore",
      "right_zone": "Asia/Singapore",
      "overlap_hours_09_17": 4
    },
    {
      "pair": "Dubai–Singapore",
      "date": "2026-07-29",
      "left_city": "Dubai",
      "left_zone": "Asia/Dubai",
      "right_city": "Singapore",
      "right_zone": "Asia/Singapore",
      "overlap_hours_09_17": 4
    },
    {
      "pair": "New York–Los Angeles",
      "date": "2026-01-15",
      "left_city": "New York",
      "left_zone": "America/New_York",
      "right_city": "Los Angeles",
      "right_zone": "America/Los_Angeles",
      "overlap_hours_09_17": 5
    },
    {
      "pair": "New York–Los Angeles",
      "date": "2026-07-29",
      "left_city": "New York",
      "left_zone": "America/New_York",
      "right_city": "Los Angeles",
      "right_zone": "America/Los_Angeles",
      "overlap_hours_09_17": 5
    },
    {
      "pair": "São Paulo–London",
      "date": "2026-01-15",
      "left_city": "São Paulo",
      "left_zone": "America/Sao_Paulo",
      "right_city": "London",
      "right_zone": "Europe/London",
      "overlap_hours_09_17": 5
    },
    {
      "pair": "São Paulo–London",
      "date": "2026-07-29",
      "left_city": "São Paulo",
      "left_zone": "America/Sao_Paulo",
      "right_city": "London",
      "right_zone": "Europe/London",
      "overlap_hours_09_17": 4
    }
  ]
}