MPSkyEphemerisQueryTask

class lsst.ap.association.MPSkyEphemerisQueryTask(*, config: PipelineTaskConfig | None = None, log: logging.Logger | LsstLogAdapter | None = None, initInputs: dict[str, Any] | None = None, **kwargs: Any)

Bases: PipelineTask

Task to query the MPSky service and retrieve the solar system objects that are observable within the input visit.

Methods Summary

run(predictedRegionTime)

Parse the information on the current visit and retrieve the observable solar system objects from MPSky.

Methods Documentation

run(predictedRegionTime)

Parse the information on the current visit and retrieve the observable solar system objects from MPSky.

Parameters

predictedRegionTimelsst.pipe.base.utils.RegionTimeInfo

Predicted footprint and timespan of the exposure

Returns

resultlsst.pipe.base.Struct

Results struct with components:

• ssObjectspandas.DataFrame

  DataFrame containing Solar System Objects near the detector footprint as retrieved by MPSky. The columns are as follows:

  Name

  object name (str)

  ra

  RA in decimal degrees (float)

  dec

  DEC in decimal degrees (float)

  obj_X_poly, obj_Y_poly, obj_Z_poly

  Chebyshev coefficients for object path

  obs_X_poly, obs_Y_poly, obs_Z_poly

  Chebyshev coefficients for observer path

  t_min

  Lower time bound for polynomials

  t_max

  Upper time bound for polynomials