LsstUCDCamTranslator

class lsst.obs.lsst.translators.LsstUCDCamTranslator(header: Mapping[str, Any], filename: ResourcePathExpression | None = None)

Bases: LsstBaseTranslator

Metadata translator for LSST UC Davis Test Stand.

Attributes Summary

all_properties	All the valid properties for this translator including extensions.
cameraPolicyFile	Path to policy file relative to obs_lsst root.
detectorMapping	Mapping of detector name to detector number and serial.
detectorSerials	Mapping of detector serial number to raft, number, and name.
name	Name of this translation class.
supported_instrument	Supports the LSST-UCDCam instrument.

Methods Summary

can_translate(header[, filename])	Indicate whether this translation class can translate the supplied header.
to_altaz_begin()	Telescope boresight azimuth and elevation at start of observation.
to_boresight_airmass()	Airmass of the boresight of the telescope.
to_boresight_rotation_angle()	Angle of the instrument in boresight_rotation_coord frame.
to_boresight_rotation_coord()	Coordinate frame of the instrument rotation angle (options: sky, unknown).
to_can_see_sky()	True if the observation is looking at sky, False if it is definitely not looking at the sky.
to_detector_group()	Collection name of which this detector is a part.
to_detector_name()	Name of the detector within the instrument (might not be unique if there are detector groups).
to_detector_serial()	Serial number/string associated with this detector.
to_exposure_time()	Actual duration of the exposure (seconds).
to_instrument()	The instrument used to observe the exposure.
to_location()	Location of the observatory.
to_object()	Object of interest or field name.
to_observation_id()	Label uniquely identifying this observation (can be related to 'exposure_id').
to_pressure()	Atmospheric pressure outside the dome.
to_relative_humidity()	Relative humidity outside the dome.
to_science_program()	Observing program (survey or proposal) identifier.
to_telescope()	Full name of the telescope.
to_temperature()	Temperature outside the dome.
to_tracking_radec()	Requested RA/Dec to track.

Attributes Documentation

all_properties: dict[str, PropertyDefinition] = {'altaz_begin': <astro_metadata_translator.properties.PropertyDefinition object>, 'altaz_end': <astro_metadata_translator.properties.PropertyDefinition object>, 'boresight_airmass': <astro_metadata_translator.properties.PropertyDefinition object>, 'boresight_rotation_angle': <astro_metadata_translator.properties.PropertyDefinition object>, 'boresight_rotation_coord': <astro_metadata_translator.properties.PropertyDefinition object>, 'can_see_sky': <astro_metadata_translator.properties.PropertyDefinition object>, 'dark_time': <astro_metadata_translator.properties.PropertyDefinition object>, 'datetime_begin': <astro_metadata_translator.properties.PropertyDefinition object>, 'datetime_end': <astro_metadata_translator.properties.PropertyDefinition object>, 'detector_exposure_id': <astro_metadata_translator.properties.PropertyDefinition object>, 'detector_group': <astro_metadata_translator.properties.PropertyDefinition object>, 'detector_name': <astro_metadata_translator.properties.PropertyDefinition object>, 'detector_num': <astro_metadata_translator.properties.PropertyDefinition object>, 'detector_serial': <astro_metadata_translator.properties.PropertyDefinition object>, 'detector_unique_name': <astro_metadata_translator.properties.PropertyDefinition object>, 'exposure_group': <astro_metadata_translator.properties.PropertyDefinition object>, 'exposure_id': <astro_metadata_translator.properties.PropertyDefinition object>, 'exposure_time': <astro_metadata_translator.properties.PropertyDefinition object>, 'exposure_time_requested': <astro_metadata_translator.properties.PropertyDefinition object>, 'focus_z': <astro_metadata_translator.properties.PropertyDefinition object>, 'group_counter_end': <astro_metadata_translator.properties.PropertyDefinition object>, 'group_counter_start': <astro_metadata_translator.properties.PropertyDefinition object>, 'has_simulated_content': <astro_metadata_translator.properties.PropertyDefinition object>, 'instrument': <astro_metadata_translator.properties.PropertyDefinition object>, 'location': <astro_metadata_translator.properties.PropertyDefinition object>, 'object': <astro_metadata_translator.properties.PropertyDefinition object>, 'observation_counter': <astro_metadata_translator.properties.PropertyDefinition object>, 'observation_id': <astro_metadata_translator.properties.PropertyDefinition object>, 'observation_reason': <astro_metadata_translator.properties.PropertyDefinition object>, 'observation_type': <astro_metadata_translator.properties.PropertyDefinition object>, 'observing_day': <astro_metadata_translator.properties.PropertyDefinition object>, 'observing_day_offset': <astro_metadata_translator.properties.PropertyDefinition object>, 'physical_filter': <astro_metadata_translator.properties.PropertyDefinition object>, 'pressure': <astro_metadata_translator.properties.PropertyDefinition object>, 'relative_humidity': <astro_metadata_translator.properties.PropertyDefinition object>, 'science_program': <astro_metadata_translator.properties.PropertyDefinition object>, 'telescope': <astro_metadata_translator.properties.PropertyDefinition object>, 'temperature': <astro_metadata_translator.properties.PropertyDefinition object>, 'tracking_radec': <astro_metadata_translator.properties.PropertyDefinition object>, 'visit_id': <astro_metadata_translator.properties.PropertyDefinition object>}

All the valid properties for this translator including extensions.

cameraPolicyFile = 'policy/ucd.yaml'

Path to policy file relative to obs_lsst root.

detectorMapping = None

Mapping of detector name to detector number and serial.

detectorSerials = None

Mapping of detector serial number to raft, number, and name.

name: str | None = 'LSST-UCDCam'

Name of this translation class.

supported_instrument: str | None = 'LSST-UCDCam'

Supports the LSST-UCDCam instrument.

Methods Documentation

classmethod can_translate(header, filename=None)

Indicate whether this translation class can translate the supplied header.

Parameters

headerdict-like

Header to convert to standardized form.

filenamestr, optional

Name of file being translated.

Returns

canbool

True if the header is recognized by this class. False otherwise.

to_altaz_begin() → AltAz

Telescope boresight azimuth and elevation at start of observation.

Returns:

Translated property that is fixed to a single value by the translator.

Return type:

astropy.coordinates.builtin_frames.altaz.AltAz

to_boresight_airmass() → float

Airmass of the boresight of the telescope.

Returns:

Translated property that is fixed to a single value by the translator.

Return type:

float

to_boresight_rotation_angle() → Angle

Angle of the instrument in boresight_rotation_coord frame.

Returns:

Translated property that is fixed to a single value by the translator.

Return type:

astropy.coordinates.angles.core.Angle

to_boresight_rotation_coord() → str

Coordinate frame of the instrument rotation angle (options: sky, unknown).

Returns:

Translated property that is fixed to a single value by the translator.

Return type:

str

to_can_see_sky() → bool

True if the observation is looking at sky, False if it is definitely not looking at the sky. None indicates that it is not known whether sky could be seen.

Returns:

Translated property that is fixed to a single value by the translator.

Return type:

bool

to_detector_group() → str

Collection name of which this detector is a part. Can be None if there are no detector groupings.

Returns:

Translated value derived directly from a single header.

Return type:

str

to_detector_name() → str

Name of the detector within the instrument (might not be unique if there are detector groups).

Returns:

Translated value derived directly from a single header.

Return type:

str

to_detector_serial() → str

Serial number/string associated with this detector.

Returns:

Translated value derived directly from a single header.

Return type:

str

to_exposure_time() → Quantity

Actual duration of the exposure (seconds).

Returns:

Translated value derived directly from a single header.

Return type:

astropy.units.quantity.Quantity

to_instrument() → str

The instrument used to observe the exposure.

Returns:

Translated property that is fixed to a single value by the translator.

Return type:

str

to_location() → EarthLocation

Location of the observatory.

Returns:

Translated property that is fixed to a single value by the translator.

Return type:

astropy.coordinates.earth.EarthLocation

to_object() → str

Object of interest or field name.

Returns:

Translated property that is fixed to a single value by the translator.

Return type:

str

to_observation_id() → str

Label uniquely identifying this observation (can be related to ‘exposure_id’).

Returns:

Translated value derived directly from a single header.

Return type:

str

to_pressure() → Quantity

Atmospheric pressure outside the dome.

Returns:

Translated property that is fixed to a single value by the translator.

Return type:

astropy.units.quantity.Quantity

to_relative_humidity() → float

Relative humidity outside the dome.

Returns:

Translated property that is fixed to a single value by the translator.

Return type:

float

to_science_program() → str

Observing program (survey or proposal) identifier.

Returns:

Translated value derived directly from a single header.

Return type:

str

to_telescope() → str

Full name of the telescope.

Returns:

Translated property that is fixed to a single value by the translator.

Return type:

str

to_temperature() → Quantity

Temperature outside the dome.

Returns:

Translated property that is fixed to a single value by the translator.

Return type:

astropy.units.quantity.Quantity

to_tracking_radec() → SkyCoord

Requested RA/Dec to track.

Returns:

Translated property that is fixed to a single value by the translator.

Return type:

astropy.coordinates.sky_coordinate.SkyCoord