25 results (0.945 seconds)
Date::JD - conversion between flavours of Julian Date ++

For date and time calculations it is convenient to represent dates by a simple linear count of days, rather than in a particular calendar. This is such a good idea that it has been invented several times. If there were a single such linear count then...

ZEFRAM/Date-JD-0.005 - 17 Jul 2011 13:34:53 GMT - Search in distribution

DateTime::Format::Epoch::JD - Convert DateTimes to/from Julian Days 4 ++

This module can convert a DateTime object (or any object that can be converted to a DateTime object) to the Julian Day number. This is the number of days since noon U.T.C. on January 1, 4713 B.C. (Julian calendar). This time scale was originally prop...

CHORNY/DateTime-Format-Epoch-0.13   (1 review) - 24 Aug 2010 23:04:30 GMT - Search in distribution

Astro::Nova - Perl interface to libnova ++

A libnova wrapper that includes a copy of libnova 0.15.0 itself for static linking. See "COPYRIGHT AND LICENSE" for licensing details. The goal of this documentation is to document the Perl wrapper, not to reproduce the entire libnova documentation. ...

SMUELLER/Astro-Nova-0.07 - 15 Nov 2013 06:55:22 GMT - Search in distribution

README 1 ++

Excel uses a different system for its dates than most Unix programs. This module allows you to convert between the Excel raw format and and DateTime objects, which can then be further converted via any of the other DateTime::Format::* <https://metacp...

JANDREW/DateTimeX-Format-Excel-v0.6.2 - 10 Jul 2014 16:28:31 GMT - Search in distribution

Time::TCB - Barycentric Coordinate Time ++

Barycentric Coordinate Time (TCB) is a coordinate time scale representing time in the Sol system. Specifically, it is the proper time experienced by a distant clock comoving with the barycentre of the Sol system. This module represents instants on th...

ZEFRAM/Time-TCB-0.002 - 06 Feb 2012 11:09:08 GMT - Search in distribution

Date::ICal - Perl extension for ICalendar date objects. ++

Date::ICal talks the ICal date format, and is intended to be a base class for other date/calendar modules that know about ICal time format also. AUTHOR Rich Bowen, and the Reefknot team. Alas, Reefknot is no more. See http://datetime.perl.org/ for mo...

RBOW/Date-ICal-2.678   (1 review) - 05 Jul 2011 15:35:52 GMT - Search in distribution

Time::TT - Terrestrial Time and its realisations ++

Terrestrial Time (TT) is a time scale representing time on the surface of Terra. Specifically, it is the proper time experienced by a clock located on the rotating geoid (i.e., at sea level). It is indirectly the basis for Terran civil timekeeping, v...

ZEFRAM/Time-TT-0.005 - 22 Mar 2012 21:03:50 GMT - Search in distribution

Date::MSD - conversion between flavours of Mars Sol Date ++

For date and time calculations it is convenient to represent dates by a simple linear count of days, rather than in a particular calendar. This module performs conversions between different flavours of linear count of Martian solar days ("sols"). Amo...

ZEFRAM/Date-MSD-0.004 - 05 Feb 2012 23:43:24 GMT - Search in distribution

Time::GPS - Global Positioning System time ++

The Global Positioning System (GPS) includes as an integral feature the dissemination of a very precise time scale. This time scale is produced by atomic clocks on the satellites, and is steered to keep in step with International Atomic Time (TAI). T...

ZEFRAM/Time-GPS-0.003 - 22 Mar 2012 20:19:50 GMT - Search in distribution

DateTime - A date and time object 124 ++

DateTime is a class for the representation of date/time combinations, and is part of the Perl DateTime project. For details on this project please see <http://datetime.perl.org/>. The DateTime site has a FAQ which may help answer many "how do I do X?...

DROLSKY/DateTime-1.10   (14 reviews) - 05 May 2014 03:00:03 GMT - Search in distribution

Time::TAI - International Atomic Time and realisations ++

International Atomic Time (TAI) is a time scale produced by an ensemble of atomic clocks around Terra. It attempts to tick at the rate of proper time on the Terran geoid (i.e., at sea level), and thus is the principal realisation of Terrestrial Time ...

ZEFRAM/Time-TAI-0.003 - 23 Jul 2010 20:08:56 GMT - Search in distribution

Time::TCG - Geocentric Coordinate Time and realisations ++

Geocentric Coordinate Time (TCG) is a coordinate time scale representing time in the Terran system. Specifically, it is the proper time experienced by a distant clock comoving with the geocentre. It is linearly related to Terrestrial Time (TT), which...

ZEFRAM/Time-TCG-0.002 - 06 Feb 2012 11:05:01 GMT - Search in distribution

Astro::Time - Time based astronomical routines ++

Astro::Time contains an assorted set Perl routines for time based conversions, such as conversion between calendar dates and Modified Julian day and conversion of UT to local sidereal time. Include are routines for conversion between numerical and st...

CPHIL/Astro-0.75 - 18 Feb 2013 23:07:07 GMT - Search in distribution

perlfaq4 - Data Manipulation ++

This section of the FAQ answers questions related to manipulating numbers, dates, strings, arrays, hashes, and miscellaneous data issues. Data: Numbers Why am I getting long decimals (eg, 19.9499999999999) instead of the numbers I should be getting (...

LLAP/perlfaq-5.0150044 - 12 Sep 2013 19:53:14 GMT - Search in distribution

Time::UTC - manipulation of UTC in terms of TAI ++

This module encapsulates knowledge about the structure of the UTC time scale, including the leap seconds of the current incarnation. This information is useful in manipulating times stored in a UTC-based format, or in converting between UTC and TAI (...

ZEFRAM/Time-UTC-0.008 - 05 Feb 2012 14:37:11 GMT - Search in distribution

Time::Piece - Object Oriented time objects 21 ++

This module replaces the standard "localtime" and "gmtime" functions with implementations that return objects. It does so in a backwards compatible manner, so that using localtime/gmtime in the way documented in perlfunc will still return what you ex...

RJBS/Time-Piece-1.27   (1 review) - 04 Jan 2014 00:14:18 GMT - Search in distribution

Astro::Time::HJD - Perl extension for calculating heliocentric julian date adjustment. ++

Given an observation date, right ascention and declination, calculates the correction to be added to the julian date of the observation to adjust it's observation time to a heliocentric julian date. USAGE correction "(SCALAR, SCALAR, SCALAR) = correc...

RCREAGER/Astro-Time-HJD-0.02 - 29 Oct 2002 04:40:11 GMT - Search in distribution

Date::ISO8601 - the three ISO 8601 numerical calendars ++

The international standard ISO 8601 "Data elements and interchange formats - Information interchange - Representation of dates and times" defines three distinct calendars by which days can be labelled. It also defines textual formats for the represen...

ZEFRAM/Date-ISO8601-0.004 - 09 Apr 2011 15:34:09 GMT - Search in distribution

Time::UTC_SLS - UTC with Smoothed Leap Seconds ++

Coordinated Universal Time (UTC) is a time scale with days of unequal lengths, due to leap seconds, in order to keep in step with both Terran rotation (Universal Time, UT) and International Atomic Time (TAI). Some applications that wish to use a time...

ZEFRAM/Time-UTC_SLS-0.004 - 23 Feb 2012 19:37:14 GMT - Search in distribution

DateTimeX::Lite - A Low Calorie DateTime ++

This is a lightweight version of DateTime.pm, which requires no XS, and aims to be light(er) than the original, for a given subset of the problems that the original DateTime.pm can solve. The idea is to encourage light users to use DateTime compatibl...

DMAKI/DateTimeX-Lite-0.00004 - 12 Jul 2011 22:57:34 GMT - Search in distribution




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