-<xsd:schema elementFormDefault="qualified" attributeFormDefault="unqualified" targetNamespace="http://www.witsml.org/schemas/1series" version="1.4.1.1">

-<!--

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-<!--

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	This file is distributed under the Energistics License Agreement at
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	Use of this file constitutes agreement with the Energistics License Agreement.
	Copyright (c) 2012 Energistics. All rights reserved.
	Energistics, WITSML, PRODML and RESQML are trademarks or registered trademarks of Energistics.

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-<!--

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<xsd:include schemaLocation="typ_dataTypes.xsd"/>

-<!--

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-<xsd:complexType name="cs_stnTrajCorUsed">

-<xsd:annotation>

<xsd:documentation>WITSML Trajectory Station Corrections Applied</xsd:documentation>

</xsd:annotation>

-<xsd:sequence>

-<xsd:element name="gravAxialAccelCor" type="witsml:accelerationLinearMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Calculated gravitational field strength correction. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="gravTran1AccelCor" type="witsml:accelerationLinearMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>The correction applied to a cross-axial (direction 1) component of the Earths gravitational field.</xsd:documentation>

<xsd:appinfo>Modified-in-version=1.4.0, By-issue=1.3.1-109, Change=Modified-description</xsd:appinfo>

</xsd:annotation>

</xsd:element>

-<xsd:element name="gravTran2AccelCor" type="witsml:accelerationLinearMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>The correction applied to a cross-axial (direction 2) component of the Earths gravitational field.</xsd:documentation>

<xsd:appinfo>Modified-in-version=1.4.0, By-issue=1.3.1-109, Change=Modified-description</xsd:appinfo>

</xsd:annotation>

</xsd:element>

-<xsd:element name="magAxialDrlstrCor" type="witsml:magneticInductionMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Axial magnetic drillstring correction. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="magTran1DrlstrCor" type="witsml:magneticInductionMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Cross-axial magnetic correction. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="magTran2DrlstrCor" type="witsml:magneticInductionMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Cross-axial magnetic correction. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="magTran1MSACor" type="witsml:magneticInductionMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Cross-axial (direction 1) magnetic correction due to multi-station analysis process.</xsd:documentation>

<xsd:appinfo>Modified-in-version=1.4.0, By-issue=1.3.1-109, Change=Added</xsd:appinfo>

</xsd:annotation>

</xsd:element>

-<xsd:element name="magTran2MSACor" type="witsml:magneticInductionMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Cross-axial (direction 2) magnetic correction due to multi-station analysis process.</xsd:documentation>

<xsd:appinfo>Modified-in-version=1.4.0, By-issue=1.3.1-109, Change=Added</xsd:appinfo>

</xsd:annotation>

</xsd:element>

-<xsd:element name="magAxialMSACor" type="witsml:magneticInductionMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Axial magnetic correction due to multi-station analysis process.</xsd:documentation>

<xsd:appinfo>Modified-in-version=1.4.0, By-issue=1.3.1-109, Change=Added</xsd:appinfo>

</xsd:annotation>

</xsd:element>

-<xsd:element name="sagIncCor" type="witsml:planeAngleMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Calculated sag correction to inclination. </xsd:documentation>

</xsd:annotation>

</xsd:element>

-<xsd:element name="sagAziCor" type="witsml:planeAngleMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Calculated cosag correction to azimuth.</xsd:documentation>

<xsd:appinfo>Modified-in-version=1.4.0, By-issue=1.3.1-109, Change=Modified-description</xsd:appinfo>

</xsd:annotation>

</xsd:element>

-<xsd:element name="stnMagDeclUsed" type="witsml:planeAngleMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Magnetic declination used to correct a Magnetic North referenced azimuth to a True North azimuth. Magnetic declination angles are measured positive clockwise from True North to Magnetic North (or negative in the anti-clockwise direction). To convert a Magnetic azimuth to a True North azimuth, the magnetic declination should be added.</xsd:documentation>

<xsd:appinfo>Modified-in-version=1.4.1, By-issue=141rc-106, Change=Modified-description</xsd:appinfo>

</xsd:annotation>

</xsd:element>

-<xsd:element name="stnGridCorUsed" type="witsml:planeAngleMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>DEPRECATED - use stnGridConUsed. Grid Correction (Meridian convergence). The angle between True North and Grid North. Grid Correction is positive when True North is west of Grid North. The correction is added to the raw observation, thus yielding a reduced or corrected observation that can go into the subsequent calculations.</xsd:documentation>

<xsd:appinfo>Modified-in-version=1.4.1, By-issue=141rc-106, Change=Deprecated</xsd:appinfo>

</xsd:annotation>

</xsd:element>

-<xsd:element name="stnGridConUsed" type="witsml:planeAngleMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:appinfo>Modified-in-version=1.4.1, By-issue=141rc-106, Change=Added</xsd:appinfo>

</xsd:annotation>

</xsd:element>

-<xsd:element name="dirSensorOffset" type="witsml:lengthMeasure" minOccurs="0" maxOccurs="1">

-<xsd:annotation>

<xsd:documentation>Offset relative to bit. </xsd:documentation>

</xsd:annotation>

</xsd:element>

</xsd:sequence>

</xsd:complexType>

</xsd:schema>