-<xsd:schema elementFormDefault="qualified" attributeFormDefault="unqualified" targetNamespace="http://www.witsml.org/schemas/131" version="1.3.1(NPD)">
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<!--
                                                         
 -->
 <xsd:include schemaLocation="cs_location.xsd"/>
 <xsd:include schemaLocation="attgrp_uid.xsd"/>
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-<xsd:complexType name="cs_drillReportSurveyStation">
-<xsd:annotation>
 <xsd:documentation>WITSML - Trajectory Station Component Schema</xsd:documentation>
 </xsd:annotation>
-<xsd:sequence>
-<xsd:element name="dTim" type="witsml:timestamp" minOccurs="1" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>The date at which the directional survey took place.</xsd:documentation>
 <xsd:appinfo source="http://rds.posccaesar.com/owl/iso15926?class=DATE OF DIRECTIONAL SURVEY"/>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="md" type="witsml:measuredDepthCoord" minOccurs="1" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Measured depth of measurement from the drill datum. </xsd:documentation>
 <xsd:appinfo source="http://rds.posccaesar.com/owl/iso15926?class=MEASURED DEPTH TO DIRECTIONAL SURVEY POINT RELATIVE TO RKB - METRE"/>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="tvd" type="witsml:wellVerticalDepthCoord" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Vertical depth of the measurements. </xsd:documentation>
 <xsd:appinfo source="http://rds.posccaesar.com/owl/iso15926?class=TRUE VERTICAL DEPTH FROM RKB TO SURVEY POINT - METRE"/>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="incl" type="witsml:planeAngleMeasure" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Hole inclination, measured from vertical. </xsd:documentation>
 <xsd:appinfo source="http://rds.posccaesar.com/owl/iso15926?class=MEASURED INCLINATION OF WELLBORE AT SURVEY POINT"/>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="azi" type="witsml:planeAngleMeasure" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Hole azimuth. Corrected to wells azimuth reference. </xsd:documentation>
 <xsd:appinfo source="http://rds.posccaesar.com/owl/iso15926?class=MEASURED AZIMUTH OF WELLBORE AT DIRECTIONAL SURVEY POINT - DEGREES"/>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="vertSect" type="witsml:lengthMeasure" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Distance along vertical section azimuth plane. </xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="dls" type="witsml:anglePerLengthMeasure" minOccurs="0" maxOccurs="1">
-<xsd:annotation>
 <xsd:documentation>Dogleg severity. </xsd:documentation>
 </xsd:annotation>
 </xsd:element>
-<xsd:element name="location" type="witsml:cs_location" minOccurs="0" maxOccurs="unbounded">
-<xsd:annotation>
 <xsd:documentation>The 2D coordinates of the item. Note that within the context of trajectory, the "original" coordinates are inherently local coordinates as defined above.</xsd:documentation>
 </xsd:annotation>
 </xsd:element>
 </xsd:sequence>
-<xsd:attributeGroup ref="witsml:attgrp_uid">
-<xsd:annotation>
 <xsd:documentation>Unique identifier for the trajectory station. </xsd:documentation>
 </xsd:annotation>
 </xsd:attributeGroup>
 </xsd:complexType>
 </xsd:schema>