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J

J1900 - Static variable in interface org.hermit.astro.AstroConstants
The Julian date of the 1900 Jan 0.5 epoch (which is actually noon, 31 Dec 1989) relative to the astronomical epoch of 4713 BC.
J1990 - Static variable in interface org.hermit.astro.AstroConstants
The Julian date of the 1990 Jan 0.0 epoch (which is actually 31 Dec 1989) relative to the astronomical epoch of 4713 BC.
J2000 - Static variable in interface org.hermit.astro.AstroConstants
The Julian date of the 2000 Jan 1.5 epoch (which is actually 1 Jan 2000 at noon) relative to the astronomical epoch of 4713 BC.
javaToJulian(long) - Static method in class org.hermit.astro.Instant
Convert a date/time in Java notation -- milliseconds since 1 Jan, 1970 -- to the Julian day relative to the astronomical epoch of 4713 BC.
JD_UNIX - Static variable in interface org.hermit.astro.AstroConstants
The Julian date of the Unix/Java 1970 Jan 1.0 epoch relative to the astronomical epoch of 4713 BC.
julianToJava(double) - Static method in class org.hermit.astro.Instant
Convert a Julian day relative to the astronomical epoch of 4713 BC to the date/time in Java notation -- milliseconds since 1 Jan, 1970.
julianToYmd(double) - Static method in class org.hermit.astro.Instant
Convert a given Julian day relative to the astronomical epoch of 4713 BC to year / month / day.

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