<?xml-model href="https://pds.nasa.gov/pds4/pds/v1/PDS4_PDS_1E00.sch" schematypens="http://purl.oclc.org/dsdl/schematron"?>
<Product_Context xmlns="http://pds.nasa.gov/pds4/pds/v1" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://pds.nasa.gov/pds4/pds/v1 https://pds.nasa.gov/pds4/pds/v1/PDS4_PDS_1E00.xsd">
    <Identification_Area>
        <logical_identifier>urn:nasa:pds:context:telescope:mmt.single_mirror6m5</logical_identifier>
        <version_id>1.1</version_id>
        <title>6.5-m Single Mirror (MMT)</title>
        <information_model_version>1.14.0.0</information_model_version>
        <product_class>Product_Context</product_class>
        <Modification_History>
            <Modification_Detail>
                <modification_date>2020-12-20</modification_date>
                <version_id>1.1</version_id>
                <description>
                   Adding lid_reference to instruments 
                   u:n:p:c:i:mmt.single_mirror6m5.ccd47
                   u:n:p:c:i:mmt.single_mirror6m5.clio
                </description>
            </Modification_Detail>
            <Modification_Detail>
                <modification_date>2016-03-03</modification_date>
                <version_id>1.0</version_id>
                <description>Initial version exported from OLAF</description>
            </Modification_Detail>
        </Modification_History>
    </Identification_Area>
    <Reference_List>
        <Internal_Reference>
            <lid_reference>urn:nasa:pds:context:facility:observatory.mmt</lid_reference>
            <reference_type>telescope_to_facility</reference_type>
            <comment>MMT Observatory (OLAF observatory code 326)</comment>
        </Internal_Reference>
        <Internal_Reference>
            <lid_reference>urn:nasa:pds:context:instrument:mmt.single_mirror6m5.ccd47</lid_reference>
            <reference_type>telescope_to_instrument</reference_type>
            <comment>added by GEO</comment>
        </Internal_Reference>
        <Internal_Reference>
            <lid_reference>urn:nasa:pds:context:instrument:mmt.single_mirror6m5.clio</lid_reference>
            <reference_type>telescope_to_instrument</reference_type>
            <comment>added by GEO</comment>
        </Internal_Reference>
    </Reference_List>
    <Telescope>
        <aperture unit='cm'>650</aperture>
        <telescope_longitude unit='deg'>249.115470</telescope_longitude>
        <telescope_latitude unit='deg'>31.688611</telescope_latitude>
        <telescope_altitude unit='m'>2610</telescope_altitude>
        <coordinate_source>Astronomical</coordinate_source>
        <description>
        The 6.5-m Single Mirror (MMT) is a 650 cm telescope located at 31.688611, 249.115470 at the MMT Observatory.
        
        The refurbished MMT 6.5m facility, replacement of the original six 1.83-m reflectors of reference OBS326T1 with a single 6.5m mirror. The new MMT was rededicated on 20 May 2000.
        </description>
    </Telescope>
</Product_Context>
