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LAT Light Curve Analysis: Aperture Photometry and ... - Fermi - NASA

LAT Light Curve Analysis: Aperture Photometry and ... - Fermi - NASA

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HEASARC HOME OBSERVATORIES ARCHIVE CALIBRATION SOFTWARE TOOLS STUDENTS / TEACHERS / PUBLIC<br />

GENERAL TOOLS MULTI-MISSION TOOLS MISSION TOOLS<br />

xTime - A Date/Time Conversion Utility<br />

Calendar Time Formats Input Time [UTC] Output Time<br />

ISO 8601 date (yyyy-MM-dd hh:mm:ss)<br />

Calendar date (yyyyMondd at hh:mm:ss)<br />

Year <strong>and</strong> day number (yyyy:ddd:hh:mm:ss)<br />

Julian Day (ddddddd.ddd...)<br />

Modified Julian Day (ddddd.ddd...)<br />

Mission-Specific Time Formats Input Time [MET] Output Time [MET]<br />

RXTE seconds since 1994.0 UTC (decimal)<br />

RXTE seconds since 1994.0 UTC (hexadecimal)<br />

RXTE mission day number (dddd:hh:mm:ss)<br />

RXTE decimal mission day (dddd.ddd...)<br />

Swift seconds since 2001.0 UTC (decimal)<br />

Swift mission day number (dddd:hh:mm:ss)<br />

<strong>Fermi</strong> seconds since 2001.0 UTC (decimal)<br />

<strong>Fermi</strong> mission week (integer)<br />

R. Corbet Swift decimal mission day (dddd.ddd...) COSPAR CBW 2010<br />

18<br />

Suzaku seconds since 2000.0 UTC (decimal)<br />

http://heasarc.gsfc.nasa.gov/cgi-bin/Tools/xTime/xTime.pl

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