Julian epoch
Julian epoch A Julian epoch is an epoch that is based on Julian years ...
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Julian day
Julian day The Julian day or Julian day number (JDN) is the number of ... January 1, 4713 BC in the proleptic Julian calendar . That day is counted as Julian day zero. The Julian day system ...
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Julian calendar
Julian calendar The Julian calendar was introduced in 46 BC by ... to February every four years. Hence the Julian year is on average 365.25 days long. The Julian calendar remained in use into the 20th ... about 11 minutes per year against the Julian year, causing the calendar to gain ...
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Besselian epoch
Besselian epoch A Besselian epoch, named after the German mathematician and astronomer Friedrich Bessel (1784 - 1846), is an epoch that is based on a Besselian year ... 1984, Besselian epochs have been superseded by Julian epochs. The current standard epoch is J2000.0, which is a ...
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Epoch (astronomy)
Epoch (astronomy) In astronomy, an epoch is a moment in time for which ... a different time. The currently used standard epoch is J2000.0, which is January 1 ... prefix "J" indicates that it is a Julian epoch. The previous standard epoch was B1950. ...
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Epoch jump   (translated from German)
Epoch jump As Epoch jump designates one in that Chronology the ... Yearly 0 in the yearly counting. Those Epoch the beginning is the yearly 1 of ... this correction is the rule of the Julian calendar, that each year divisible by 4 ... Christian years valid. The removal of the epoch jump was introduced 1740 to the ...
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Julian Stryjkowski
Julian Stryjkowski Julian Stryjkowski (born Pesach Stark, 1905-1996) was ... There he adopted the pen name of Julian Stryjkowski, which after the World War II ... with other notable Polish writers of the epoch. After that move, it was not until ...
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Talk:Julian year
Talk:Julian year It has been proposed below that Julian year (astronomy) be renamed and moved to Julian year. The proposed move has been noted ... if necessary). See the discussion at Talk: Julian year (astronomy). Julian year v. Julian calendar AFAIK, Julian ...
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Julian year (astronomy)
Julian year (astronomy) This article is about the ... used in astronomy. For years in the Julian calendar, see Julian calendar. In astronomy, a Julian year is a unit of time defined ... average length of the year in the Julian calendar formerly used in Western societies ...
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Epoch (astronomy)   (translated from German)
Epoch (astronomy) As Epoch (of Greek epoché, "critical point") becomes in ... of Sternen , can from on a certain epoch the referred data by consideration that Praezession ... be also included. The momentarily used Standard epoch is J2000.0, on the all variables ... it indicates that it itself around one Julian epoch acts, since 1984 to be ...
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