File: C:/Users/fred/anaconda3/Lib/site-packages/astropy/io/votable/tests/data/timesys.xml
<?xml version="1.0" encoding="UTF-8"?>
<VOTABLE version="1.4" xmlns="http://www.ivoa.net/xml/VOTable/v1.3">
<RESOURCE>
<COOSYS ID="system" epoch="J2015.5" system="ICRS"/>
<TIMESYS ID="time_frame" refposition="BARYCENTER" timeorigin="2455197.5" timescale="TCB"/>
<TIMESYS ID="mjd_origin" refposition="EMBARYCENTER" timeorigin="MJD-origin" timescale="TDB"/>
<TIMESYS ID="jd_origin" refposition="HELIOCENTER" timeorigin="JD-origin" timescale="TT"/>
<TIMESYS ID="no_origin" refposition="TOPOCENTER" timescale="UTC"/>
<TABLE name="ts_data">
<FIELD datatype="double" name="obs_time" ucd="time.epoch" unit="d" ref="time_frame"/>
<FIELD datatype="float" name="flux" ucd="phot.flux;em.opt.V" unit="s**-1"/>
<FIELD datatype="float" name="mag" ucd="phot.mag;em.opt.V" unit="mag"/>
<FIELD datatype="float" name="flux_error" ucd="stat.error;phot.flux;em.opt.V"
unit="s**-1"/>
<PARAM datatype="double" name="ra" ucd="pos.eq.ra" value="45.7164887146879" ref="system"/>
<PARAM datatype="double" name="dec" ucd="pos.eq.dec" value="1.18583048057467" ref="system"/>
<DATA>
<TABLEDATA>
<TR>
<TD>1821.2846388435</TD>
<TD>168.358</TD>
<TD>20.12281560517953</TD>
<TD>8.71437</TD>
</TR>
</TABLEDATA>
</DATA>
</TABLE>
</RESOURCE>
</VOTABLE>