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- Julian_day abstract "Julian day is the continuous count of days since the beginning of the Julian Period used primarily by astronomers.The Julian Day Number (JDN) is the integer assigned to a whole solar day in the Julian day count starting from noon Greenwich Mean Time, with Julian day number 0 assigned to the day starting at noon on January 1, 4713 BC, proleptic Julian calendar (November 24, 4714 BC, in the proleptic Gregorian calendar), a date at which three multi-year cycles started and which preceded any historical dates. For example, the Julian day number for the day starting at 12:00 UT on January 1, 2000, was 2,451,545.The Julian date (JD) of any instant is the Julian day number for the preceding noon in Greenwich Mean Time plus the fraction of the day since that instant. Julian dates are expressed as a Julian day number with a decimal fraction added. For example, the Julian Date for 00:30:00.0 UT January 1, 2013, is 2,456,293.520833.The Julian Period is a chronological interval of 7980 years beginning 4713 BC. It has been used by historians since its introduction in 1583 to convert between different calendars. 2015 is year 6728 of the current Julian Period. The next Julian Period begins in the year 3268 AD.".
- Julian_day wikiPageExternalLink asa.usno.navy.mil.
- Julian_day wikiPageExternalLink ?horizons.
- Julian_day wikiPageExternalLink juliaansedag.html.
- Julian_day wikiPageExternalLink JulianDate.php.
- Julian_day wikiPageExternalLink PPA206,M1.
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- Julian_day wikiPageExternalLink third-edition.
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- Julian_day wikiPageExternalLink freeabs_all.jsp?arnumber=5387720.
- Julian_day wikiPageExternalLink PB5SDP.
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- Julian_day wikiPageExternalLink casi.ntrs.nasa.gov.
- Julian_day wikiPageExternalLink noerdlinger2.html.
- Julian_day wikiPageExternalLink astroclk.dc2.
- Julian_day wikiPageExternalLink mjd.html.
- Julian_day wikiPageExternalLink jdn-explanation.html.
- Julian_day wikiPageExternalLink IB81.pdf.
- Julian_day wikiPageExternalLink IAU1997_French.pdf.
- Julian_day wikiPageExternalLink crazytime.txt.
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- Julian_day wikiPageWikiLink .NET_Framework.
- Julian_day wikiPageWikiLink 4713_BC.
- Julian_day wikiPageWikiLink 5th_millennium_BC.
- Julian_day wikiPageWikiLink Aloysius_Lilius.
- Julian_day wikiPageWikiLink Ancient_Egypt.
- Julian_day wikiPageWikiLink Anno_Domini.
- Julian_day wikiPageWikiLink Astronomer.
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- Julian_day wikiPageWikiLink Astronomical_year_numbering.
- Julian_day wikiPageWikiLink Astronomy.
- Julian_day wikiPageWikiLink Babylonia.
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- Julian_day wikiPageWikiLink Calendar.
- Julian_day wikiPageWikiLink Category:Calendar_algorithms.
- Julian_day wikiPageWikiLink Category:Calendaring_standards.
- Julian_day wikiPageWikiLink Category:Celestial_mechanics.
- Julian_day wikiPageWikiLink Category:Chronology.
- Julian_day wikiPageWikiLink Category:Time_in_astronomy.
- Julian_day wikiPageWikiLink Christian_Era.
- Julian_day wikiPageWikiLink Chronology.
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- Julian_day wikiPageWikiLink Coordinated_Universal_Time.
- Julian_day wikiPageWikiLink Decimal_time.
- Julian_day wikiPageWikiLink Dennis_McCarthy_(scientist).
- Julian_day wikiPageWikiLink Division_(mathematics).
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- Julian_day wikiPageWikiLink Ephemerides.
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- Julian_day wikiPageWikiLink Epoch_(astronomy).
- Julian_day wikiPageWikiLink Epoch_(reference_date).
- Julian_day wikiPageWikiLink Era.
- Julian_day wikiPageWikiLink Ernest_W._Brown.
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- Julian_day wikiPageWikiLink Floor_and_ceiling_functions.
- Julian_day wikiPageWikiLink Go_(programming_language).
- Julian_day wikiPageWikiLink Goddard_Space_Flight_Center.
- Julian_day wikiPageWikiLink Greenwich_Mean_Time.
- Julian_day wikiPageWikiLink Gregorian_calendar.
- Julian_day wikiPageWikiLink HM_Nautical_Almanac_Office.
- Julian_day wikiPageWikiLink Harvard_College_Observatory.
- Julian_day wikiPageWikiLink Heliocentric_Julian_Day.
- Julian_day wikiPageWikiLink History.
- Julian_day wikiPageWikiLink IAU.
- Julian_day wikiPageWikiLink IBM_704.
- Julian_day wikiPageWikiLink Indiction.
- Julian_day wikiPageWikiLink Integer_division.
- Julian_day wikiPageWikiLink International_Astronomical_Union.
- Julian_day wikiPageWikiLink International_Meridian_Conference.
- Julian_day wikiPageWikiLink J2000.
- Julian_day wikiPageWikiLink January_0.
- Julian_day wikiPageWikiLink Jean_Meeus.
- Julian_day wikiPageWikiLink John_Herschel.
- Julian_day wikiPageWikiLink Joseph_Justus_Scaliger.
- Julian_day wikiPageWikiLink Julian_calendar.
- Julian_day wikiPageWikiLink Julian_year_(astronomy).
- Julian_day wikiPageWikiLink Julian_year_(calendar).
- Julian_day wikiPageWikiLink Julius_Caesar.
- Julian_day wikiPageWikiLink Julius_Caesar_Scaliger.
- Julian_day wikiPageWikiLink Leap_second.
- Julian_day wikiPageWikiLink Least_common_multiple.
- Julian_day wikiPageWikiLink Lilian_date.
- Julian_day wikiPageWikiLink Lunation_Number.
- Julian_day wikiPageWikiLink Metonic_cycle.
- Julian_day wikiPageWikiLink Microsoft_.NET.
- Julian_day wikiPageWikiLink Modular_arithmetic.
- Julian_day wikiPageWikiLink NASA.
- Julian_day wikiPageWikiLink Nachum_Dershowitz.
- Julian_day wikiPageWikiLink New_moon.