<!-- Generated by Relaxer 0.10.1 -->
<!-- Sat Dec 30 16:18:51 JST 2000 -->

<!ELEMENT exposure (#PCDATA)>
<!ATTLIST exposure unit CDATA #REQUIRED>

<!ELEMENT batch (instruction*)>

<!ELEMENT chip (#PCDATA)>

<!ELEMENT ra (#PCDATA)>

<!ELEMENT width (#PCDATA)>

<!ELEMENT unofficial EMPTY>

<!ELEMENT fov (width, height)>
<!ATTLIST fov unit CDATA #REQUIRED>

<!ELEMENT date (#PCDATA)>

<!ELEMENT output (#PCDATA)>
<!ATTLIST output type CDATA #REQUIRED>

<!ELEMENT photometric-catalog (#PCDATA)>
<!ATTLIST photometric-catalog path CDATA #REQUIRED>

<!ELEMENT instruction (image, date?, exposure?, observer?, center, fov, filter?, chip?, base-catalog, astrometric-catalog?, photometric-catalog?, reversed-image?, sbig-image?, unofficial?, output*)>

<!ELEMENT decl (#PCDATA)>

<!ELEMENT height (#PCDATA)>

<!ELEMENT base-catalog (#PCDATA)>
<!ATTLIST base-catalog path CDATA #REQUIRED>

<!ELEMENT observer (#PCDATA)>

<!ELEMENT image (#PCDATA)>

<!ELEMENT center (ra, decl)>

<!ELEMENT filter (#PCDATA)>

<!ELEMENT sbig-image EMPTY>

<!ELEMENT astrometric-catalog (#PCDATA)>
<!ATTLIST astrometric-catalog path CDATA #REQUIRED>

<!ELEMENT reversed-image EMPTY>