PropagatorSGP4Segment ===================== .. py:class:: ansys.stk.core.stkobjects.PropagatorSGP4Segment SGP4 propagator segment. .. py:currentmodule:: PropagatorSGP4Segment Overview -------- .. tab-set:: .. tab-item:: Properties .. list-table:: :header-rows: 0 :widths: auto * - :py:attr:`~ansys.stk.core.stkobjects.PropagatorSGP4Segment.ssc_number` - Catalog number of the spacecraft, if created by a 2-line element set. * - :py:attr:`~ansys.stk.core.stkobjects.PropagatorSGP4Segment.revolution_number` - Rev. Number. Dimensionless. * - :py:attr:`~ansys.stk.core.stkobjects.PropagatorSGP4Segment.epoch` - Universal date and time at which the specified orbit elements are true. Dimensionless. * - :py:attr:`~ansys.stk.core.stkobjects.PropagatorSGP4Segment.inclination` - Angle between the angular momentum vector (perpendicular to the plane of the orbit) and the inertial Z-axis. Uses Angle Dimension. * - :py:attr:`~ansys.stk.core.stkobjects.PropagatorSGP4Segment.argument_of_periapsis` - Angle from the ascending node to the eccentricity vector (lowest point of orbit) measured in the direction of the satellite's motion. Uses Angle Dimension. * - :py:attr:`~ansys.stk.core.stkobjects.PropagatorSGP4Segment.right_ascension_ascending_node` - Angle from the inertial X-axis to the ascending node. Uses Angle Dimension. * - :py:attr:`~ansys.stk.core.stkobjects.PropagatorSGP4Segment.eccentricity` - Value between 1 and 0 representing the ellipticality of the orbit. Dimensionless. * - :py:attr:`~ansys.stk.core.stkobjects.PropagatorSGP4Segment.mean_motion` - A measure of the osculating period of the orbit, expressed as an angular rate. Uses AngleRate Dimension. * - :py:attr:`~ansys.stk.core.stkobjects.PropagatorSGP4Segment.mean_anomaly` - Angle from the eccentricity vector to a position vector where the satellite would be if it were always moving at its average angular rate. Uses Angle Dimension. * - :py:attr:`~ansys.stk.core.stkobjects.PropagatorSGP4Segment.mean_motion_dot` - First time derivative of mean motion. Dimensionless. * - :py:attr:`~ansys.stk.core.stkobjects.PropagatorSGP4Segment.motion_dot_dot` - Second time derivative of mean motion. Dimensionless. * - :py:attr:`~ansys.stk.core.stkobjects.PropagatorSGP4Segment.bstar` - Drag term for the satellite. * - :py:attr:`~ansys.stk.core.stkobjects.PropagatorSGP4Segment.classification` - One-letter classification indicator. U - Unclassified, C - Classified, S - Secret. * - :py:attr:`~ansys.stk.core.stkobjects.PropagatorSGP4Segment.international_designator` - International designation of the satellite. * - :py:attr:`~ansys.stk.core.stkobjects.PropagatorSGP4Segment.switching_method` - Method used to switch between element sets. * - :py:attr:`~ansys.stk.core.stkobjects.PropagatorSGP4Segment.range` - How far apart the satellites are when switching occurs. * - :py:attr:`~ansys.stk.core.stkobjects.PropagatorSGP4Segment.switch_time` - Get or set the time of the switch between one element set and a second set. Not used when the Switching Method is Disabled. * - :py:attr:`~ansys.stk.core.stkobjects.PropagatorSGP4Segment.enabled` - Enable/disable the segment. Import detail ------------- .. code-block:: python from ansys.stk.core.stkobjects import PropagatorSGP4Segment Property detail --------------- .. py:property:: ssc_number :canonical: ansys.stk.core.stkobjects.PropagatorSGP4Segment.ssc_number :type: str Catalog number of the spacecraft, if created by a 2-line element set. .. py:property:: revolution_number :canonical: ansys.stk.core.stkobjects.PropagatorSGP4Segment.revolution_number :type: int Rev. Number. Dimensionless. .. py:property:: epoch :canonical: ansys.stk.core.stkobjects.PropagatorSGP4Segment.epoch :type: float Universal date and time at which the specified orbit elements are true. Dimensionless. .. py:property:: inclination :canonical: ansys.stk.core.stkobjects.PropagatorSGP4Segment.inclination :type: typing.Any Angle between the angular momentum vector (perpendicular to the plane of the orbit) and the inertial Z-axis. Uses Angle Dimension. .. py:property:: argument_of_periapsis :canonical: ansys.stk.core.stkobjects.PropagatorSGP4Segment.argument_of_periapsis :type: typing.Any Angle from the ascending node to the eccentricity vector (lowest point of orbit) measured in the direction of the satellite's motion. Uses Angle Dimension. .. py:property:: right_ascension_ascending_node :canonical: ansys.stk.core.stkobjects.PropagatorSGP4Segment.right_ascension_ascending_node :type: typing.Any Angle from the inertial X-axis to the ascending node. Uses Angle Dimension. .. py:property:: eccentricity :canonical: ansys.stk.core.stkobjects.PropagatorSGP4Segment.eccentricity :type: float Value between 1 and 0 representing the ellipticality of the orbit. Dimensionless. .. py:property:: mean_motion :canonical: ansys.stk.core.stkobjects.PropagatorSGP4Segment.mean_motion :type: typing.Any A measure of the osculating period of the orbit, expressed as an angular rate. Uses AngleRate Dimension. .. py:property:: mean_anomaly :canonical: ansys.stk.core.stkobjects.PropagatorSGP4Segment.mean_anomaly :type: typing.Any Angle from the eccentricity vector to a position vector where the satellite would be if it were always moving at its average angular rate. Uses Angle Dimension. .. py:property:: mean_motion_dot :canonical: ansys.stk.core.stkobjects.PropagatorSGP4Segment.mean_motion_dot :type: float First time derivative of mean motion. Dimensionless. .. py:property:: motion_dot_dot :canonical: ansys.stk.core.stkobjects.PropagatorSGP4Segment.motion_dot_dot :type: float Second time derivative of mean motion. Dimensionless. .. py:property:: bstar :canonical: ansys.stk.core.stkobjects.PropagatorSGP4Segment.bstar :type: float Drag term for the satellite. .. py:property:: classification :canonical: ansys.stk.core.stkobjects.PropagatorSGP4Segment.classification :type: str One-letter classification indicator. U - Unclassified, C - Classified, S - Secret. .. py:property:: international_designator :canonical: ansys.stk.core.stkobjects.PropagatorSGP4Segment.international_designator :type: str International designation of the satellite. .. py:property:: switching_method :canonical: ansys.stk.core.stkobjects.PropagatorSGP4Segment.switching_method :type: PropagatorSGP4SwitchMethod Method used to switch between element sets. .. py:property:: range :canonical: ansys.stk.core.stkobjects.PropagatorSGP4Segment.range :type: float How far apart the satellites are when switching occurs. .. py:property:: switch_time :canonical: ansys.stk.core.stkobjects.PropagatorSGP4Segment.switch_time :type: typing.Any Get or set the time of the switch between one element set and a second set. Not used when the Switching Method is Disabled. .. py:property:: enabled :canonical: ansys.stk.core.stkobjects.PropagatorSGP4Segment.enabled :type: bool Enable/disable the segment.