1588 was a leap year starting on Friday of the Gregorian calendar and a leap year starting on Monday of the Julian calendar, the 1588th year of the Common Era (CE) and Anno Domini (AD) designations, the 588th year of the 2nd millennium, the 88th year of the 16th century, and the 9th year of the 1580s decade. As of the start of 1588, the Gregorian calendar was 10 days ahead …

The Precision Time Protocol (PTP) is a protocol used to synchronize clocks throughout a computer network.On a local area network, it achieves clock accuracy in the sub-microsecond range, making it suitable for measurement and control systems. PTP is currently employed to synchronize financial transactions, mobile phone tower transmissions, sub-sea acoustic …

Elizabeth I (7 September 1533 – 24 March 1603) was Queen of England and Ireland from 17 November 1558 until her death in 1603. Sometimes referred to as the Virgin Queen, Elizabeth was the last of the five monarchs of the House of Tudor.. Elizabeth was the daughter of Henry VIII and Anne Boleyn, his second wife, who was executed when Elizabeth was 2 1 ⁄ 2 years old.