{"query":"1912-02-23","date":"1912-02-23","year":1912,"month":2,"day":23,"weekday":"Friday","weekdayNumber":5,"isLeapYear":true,"dayOfYear":54,"daysInYear":366,"isoWeek":8,"isoWeekYear":1912,"doomsday":{"anchorDayNumber":3,"anchorDay":"Wednesday","div12":1,"mod12":0,"div4":0,"doomsdayNumber":4,"doomsdayName":"Thursday","doomsdayInMonth":29,"doomsdayDate":"1912-02-29","distanceToDoomsday":-6},"onThisDay":[{"date":"1954-02-23","title":"First mass inoculation of polio vaccine"}],"url":"https://whattheday.com/1912-02-23","api":"https://whattheday.com/api/weekday?date=1912-02-23"}