XMM-Newton Science Analysis System


xmmtimeconv (tools-1.68.1) [xmmsas_20230412_1735-21.0.0]

Description

XMMTIMECONV converts an input time into other formats. The input may be in any of the following formats:

• FITS: 2009-06-18T07:10:53
• MJD: 55000.0 (modified Julian date)
• JD: 2455000.5 (Julian date)
• CALENDAR: Thu Jun 18 07:10:53 2009
• MRT: 361670466.184 (mission reference time)
• DYN: 2009.4602739726 (decimal year number)

The output contains all of these formats. eg.

> xmmtimeconv time='55000.0' format=MJD

Converting using the input format MJD
FITS time: 2009-06-18T00:00:00.000
Fractional year: 2009.4602739726
Julian day: 2455000.5
MJD: 55000
Mission ref. time (MRT; secs since 1997-12-31T23:58:56.816): 361670466.184
Calendar: Thu Jun 18 00:00:00 2009

Times are in UTC.