{
  "name": "Yearly daylight by latitude, 2026",
  "desc": "Average daylight per day over 2026 at every 5 degrees from the South Pole to the North Pole under two sunrise definitions, with the shortest and longest day and the number of days with no daylight and with 24 hours of daylight.",
  "lic": "CC BY 4.0",
  "lic_url": "https://creativecommons.org/licenses/by/4.0/",
  "by": "The Yardstick Almanac",
  "url": "https://theyardstickalmanac.com/reading-charts/daylight-hours-by-latitude/",
  "from": [
    "Sunrise definition: U.S. Naval Observatory, Rise, Set, and Twilight Definitions (center of the Sun 50 arcminutes below the horizon)",
    "Solar-position equations from Meeus, as documented for the NOAA Global Monitoring Laboratory solar calculator",
    "JPL planetary ephemeris DE440 (de440s.bsp, unmodified), read with Skyfield 1.55"
  ],
  "how": "Compiled by The Yardstick Almanac from the data listed",
  "data_by": [
    "Daylight hours computed for 2026 from the USNO sunrise definition with the Meeus solar equations and the JPL DE440s ephemeris, 2026-11-01, CC BY 4.0"
  ]
}