{"query":"1928-01-31","date":"1928-01-31","year":1928,"month":1,"day":31,"weekday":"Tuesday","weekdayNumber":2,"isLeapYear":true,"dayOfYear":31,"daysInYear":366,"isoWeek":5,"isoWeekYear":1928,"doomsday":{"anchorDayNumber":3,"anchorDay":"Wednesday","div12":2,"mod12":4,"div4":1,"doomsdayNumber":3,"doomsdayName":"Wednesday","doomsdayInMonth":4,"doomsdayDate":"1928-01-04","distanceToDoomsday":27},"onThisDay":[{"date":"1958-01-31","title":"Explorer 1, the first US satellite, is launched"},{"date":"2020-01-31","title":"The United Kingdom formally leaves the European Union"}],"url":"https://whattheday.com/1928-01-31","api":"https://whattheday.com/api/weekday?date=1928-01-31"}