<br />
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<?xml version="1.0"?>
<VOTABLE version="1.1" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 xsi:noNamespaceSchemaLocation="http://www.ivoa.net/xml/VOTable/VOTable/v1.1">
<DESCRIPTION>
TGCat VOTable service. For more information visit TGCat at
   http://tgcat.mit.edu or
send inquiry to tgcat@space.mit.edu
</DESCRIPTION>
<COOSYS ID="J2000" system="ICRS" epoch="J2000" equinox="J2000" />
<RESOURCE type="results" name="224064_60b8f2128447aa08">
<INFO name="QUERY_STATUS" value="OK"/>
<TABLE>
<DESCRIPTION>Table generated from tgcat query ID 224064_60b8f2128447aa08
.
To view the HTML version of your query please see:
    http://tgcat.mit.edu/tgData.php?q=224064_60b8f2128447aa08 
For questions/comments please see http://tgcat.mit.edu or write
to tgcat@space.mit.edu  
</DESCRIPTION>
<FIELD name="obsid" datatype="char" arraysize="*" ucd="meta.id"><DESCRIPTION> Chandra Observation ID ( see cxc.harvard.edu ) </DESCRIPTION></FIELD>
<FIELD name="name" datatype="char" arraysize="*" ucd="meta.id"><DESCRIPTION> TGCat Preferred Object Designation </DESCRIPTION></FIELD>
<FIELD name="instrument" datatype="char" arraysize="*" ucd="INST_ID"><DESCRIPTION> Chandra Instrument ( ACIS/HRC )  </DESCRIPTION></FIELD>
<FIELD name="grating" datatype="char" arraysize="*" ucd="instr.detector"><DESCRIPTION> Chandra Grating ( HETG/LETG ) </DESCRIPTION></FIELD>
<FIELD name="ra" datatype="double" unit="degree" ucd="POS_EQ_RA_MAIN"><DESCRIPTION> Right Ascension </DESCRIPTION></FIELD>
<FIELD name="dec" datatype="double" unit="degree" ucd="POS_EQ_DEC_MAIN"><DESCRIPTION> Declination </DESCRIPTION></FIELD>
<FIELD name="observation_date" datatype="char" arraysize="*" ucd="time.creation"><DESCRIPTION> Observation Date YYYY-MM-DD HH:MM:SS </DESCRIPTION></FIELD>
<FIELD name="exposure" datatype="double" unit="s" ucd="obs.exposure"><DESCRIPTION> Exposure Time </DESCRIPTION></FIELD>
<DATA>
<TABLEDATA>
<TR><TD>29610</TD><TD>Mrk 421</TD><TD>ACIS</TD><TD>LETG</TD><TD>166.11400</TD><TD>38.20875</TD><TD>2024-12-16 19:24:46</TD><TD>14536.5</TD></TR>
<TR><TD>30683</TD><TD>Mrk 421</TD><TD>ACIS</TD><TD>LETG</TD><TD>166.11395</TD><TD>38.20876</TD><TD>2024-12-18 18:39:00</TD><TD>30925.5</TD></TR>
<TR><TD>30273</TD><TD>Mrk 421</TD><TD>ACIS</TD><TD>LETG</TD><TD>166.11395</TD><TD>38.20900</TD><TD>2024-12-18 03:41:58</TD><TD>9686.91</TD></TR>
<TR><TD>30682</TD><TD>Mrk 421</TD><TD>ACIS</TD><TD>LETG</TD><TD>166.11378</TD><TD>38.20894</TD><TD>2024-12-22 03:03:25</TD><TD>23324.9</TD></TR>
<TR><TD>30272</TD><TD>Mrk 421</TD><TD>ACIS</TD><TD>LETG</TD><TD>166.11391</TD><TD>38.20892</TD><TD>2024-12-19 20:27:08</TD><TD>25141.5</TD></TR>
</TABLEDATA>
</DATA>
</TABLE>
</RESOURCE>
</VOTABLE>
