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6 unusual facts about Julian Day


Aksu, Giresun

May 7, based on the Arabic Hegire Calendar (the equivalent of May 20 in the Julian day), is considered an ancient fest day that has a special meaning in Turkish traditions.

Julian day

The symbol * indicates multiplication and mod(A,B) denotes the modulus operator.

Julian Day

Julian day, a continuous count of days since the beginning of the Julian Period

Julian day

The Modified Julian Date (MJD) was introduced by the Smithsonian Astrophysical Observatory in 1957 to record the orbit of Sputnik via an IBM 704 (36-bit machine) and using only 18 bits until August 7, 2576.

Julian Day

Julian R. Day, author, computer project manager and charity fundraiser

Tropical cyclone forecast model

It uses climatology and persistence to predict future intensity, including the current Julian day, current cyclone intensity, the cyclone's intensity 12 hours ago, the storm's initial latitude and longitude, as well as its zonal (east-west) and meridional (north-south) components of motion.



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