species v0.3.5

• Support for nested sampling with UltraNest. The run_ultranest method is added in FitModel.
• Added the spec_res parameter in ReadCalibration.resample_spectrum to smooth a spectrum before resampling.
• Tools for empirical analysis. CompareSpectra.spectral_type can be used for determining the spectral type.
• The plot_statistic and plot_empirical_spectra functions can be used for plotting the results from CompareSpectra.
• Support for the SDSS spectra from Kesseli et al. (2017).
• Support for running FitModel with MPI. Requires the manual installation of mpi4py.
• Improved notebook tutorial for fitting data with model spectra.
• Some minor maintenance. Several warnings and errors added.

species v0.3.4

• Moved the remote storage location of the model grids.
• Reading corr_len and corr_amp parameters from bounds and use default values otherwise.
• Added effective_width method to ReadFilter.
• Updated README and Makefile.

species v0.3.3

• Compatibility with Python 3.8. The CI tests with Python 3.6, 3.7 and 3.8.
• Updated README, documentation and some minor maintenance.

species v0.3.2

• Support for fitting power-law spectra with FitModel.
• Support for fitting a blackbody disk component in FitModel.
• Support for ATMO, BT-Cond, and (now publically available) petitCODE hot grid spectra.
• Added the inc_mass parameter in plot_posterior.
• Improved title_fmt parameter in plot_posterior.
• Added the flux_density parameter in add_object.
• Support for ALMA fluxes.
• Renamed plot_photometry to plot_mag_posterior.
• Support of get_mcmc_photometry for calibration spectra.
• Improved sampling of the log-normal grain size distribution. The grid of cross sections has been recalculated.
• New error inflation approach. A scaling relative to the model fluxes is fitted instead of a constant value.
• A large number of smaller, new features and improvements.
• Some maintenance and updated dependencies.
• Updated tutorials, documentation and docstrings.
• Additional type hints and type checks.

species v0.3.1

• The spectra of AMES-Cond, AMES-Dusty, DRIFT-PHOENIX, BT-Settl, and BT-NextGen have been resampled to a spectral resolution of R=2000 and moved to a new download location (https://people.phys.ethz.ch/~ipa/tstolker/). The data size of these grids are typically several hundred MBs so downloading and processing is much faster now.
• Support for photon-counting detectors when calculating synthetic photometry. The detector type is stored as attribute with the filter profile.
• Extinction parameters have been added to FitModel: ISM extinction, a power-law size distribution of silicate grains, or a log-normal size distribution of silicate grains (see documentation for details).
• Functions in plot_mcmc for plotting the sampled extinction and size distributions: plot_extinction and plot_size_distributions.
• Refactoring of dust_util.
• Bug fix when fixing missing grid points with add_model.
• Support for the BT-Settl CIFIST spectra ('bt-settl-cifist').
• Additional unit tests and updated documentation.
• Several minor improvements, bug fixes, new features, and maintenance.

species v0.3.0

• Nested sampling support by FitModel with run_multinest.
• Fitting blackbody spectra has been merged in FitModel and FitPlanck has been deprecated
• Support of FitModel for fitting calibration parameters, including a Gaussian process for correlated noise.
• Support for duplicate filter names.
• The inc_phot and inc_spec parameters allow for subsets of data.
• Added optical constants and a reddening parameter in plot_color_magnitude and plot_color_color.
• Added the inc_luminosity parameter in `plot_posterior.
• Improved and faster use of parallaxes.
• Type checks added to some of the classes and methods.
• Compatibility of add_object with the GRAVITY FITS format.
• Several new features for fine-tuning of plots, including the plot_kwargs parameter in plot_spectrum.
• Many small improvements and a few bug fixes.

species v0.2.2

• Support for Exo-REM model spectra in add_model, FitModel, and ReadModel.
• Storing the spectral resolution of each spectrum from an object.
• FitModel uses the spectral resolution to smooth the model spectra with a Gaussian.
• Fast convolution with smooth_spectrum when the wavelength sampling ha a uniform spectral resolution.
• Added the absolute_to_apparent function to convert absolute to apparent magnitudes.
• Added the update_spectra function for updating the spectra of an object with a best-fit scaling and/or error inflation.
• Optional scaling parameter in FitModel that can be fitted for each spectrum.
• Added teff_labels parameter in plot_color_magnitude.
• Added get_magnitude and get_color_magnitude in ReadPlanck.
• Compatibility of plot_color_magnitude with color-magnitudes from ReadPlanck.
• Factor 4 bug fix in the flux from ReadPlanck.
• Legend **kwargs in plot_spectrum.
• Several minor bug fixes and improvements.
• Updated documentation.

species v0.2.1

• Faster runtime of FitModel by resampling the wavelengths only once prior to the sampling.
• Added the interpolate_grid function in FitModel.
• Refactoring of several ReadModel functions to make them independent of the model name.
• Additional keyword arguments in add_model to restrict the wavelength and temperature range of petitCODE and DRIFT-PHOENIX spectra.
• Updated tutorials and documentation.

species v0.2.0

• Updated tutorials and documentation.
• Improved plotting functionalities.
• Error propagation for synthetic fluxes and magnitudes.
• Minor maintenance, additional warnings and errors.

species v0.1.4

• The spectrum argument of add_object is changed to a dictionary which can contain multiple spectra and optionally their covariance matrix.
• Compatibility of FitModel and FitPlanck with multiple spectra and optionally the use of covariance matrices in the MCMC sampling.
• Possibility to use a combination of multiple temperatures and radii in FitPlanck.
• delete_data function for removing a dataset from the database.
• Additional functionalities in plot_color.
• All spectral resampling is done with spectres. This is slower than before but more accurate.
• wavel_resample parameter in get_model to resample to an input wavelength grid.
• Data is stored in the database as float64 instead of float32.
• Changed the BT-Settl spectra from CIFIST2011 to CIFIST2011c.
• Additional errors and warnings.
• Major maintenance, small improvements, and several bug fixes.