Ejemplo n.º 1
0
    def create_combined_fits_file(cls, name: str,
                                  data: ndarray,
                                  file_type_code: int,
                                  image_type_string: str,
                                  exposure: float,
                                  temperature: float,
                                  filter_name: str,
                                  binning: int,
                                  comment: str):
        """Write a new FITS file with the given data and name.
        Create a FITS header in the file by copying the header from a given existing file
        and adding a given comment"""

        #  Create header
        header = fits.Header()
        header["FILTER"] = filter_name
        header["COMMENT"] = comment
        header["EXPTIME"] = exposure
        header["CCD-TEMP"] = temperature
        header["SET-TEMP"] = temperature
        header["XBINNING"] = binning
        header["YBINNING"] = binning
        header["PICTTYPE"] = file_type_code
        header["IMAGETYP"] = image_type_string

        # Create primary HDU
        data_16_bit = data.round().astype("i2")
        primary_hdu = fits.PrimaryHDU(data_16_bit, header=header)

        # Create HDUL
        hdul = fits.HDUList([primary_hdu])

        # Write to file
        hdul.writeto(name, output_verify="fix", overwrite=True, checksum=True)
Ejemplo n.º 2
0
    def create_combined_fits_file(cls, name: str,
                                  data: ndarray,
                                  file_type_code: int,
                                  image_type_string: str,
                                  exposure: float,
                                  temperature: float,
                                  filter_name: str,
                                  binning: int,
                                  comment: str):
        """
        Write a new FITS file with the given data and name.
        Create a FITS header in the file by copying the header from a given existing file
        and adding a given comment
        :param name:                File name
        :param data:                2-dimensional array of pixel values, the file contents
        :param file_type_code:      What kind of FITS image file is this (dark, bias, flat, etc.)?
        :param image_type_string:   String for FITS filel "IMGTYP" parameter
        :param exposure:            Exposure time in seconds
        :param temperature:         Temperature in degrees if known, else 0
        :param filter_name:         Name of filter if known
        :param binning:             Binning value of this frame (1, 2, 3, or 4)
        :param comment:             General comment describing this file
        """

        #  Create header
        header = fits.Header()
        header["FILTER"] = filter_name
        header["COMMENT"] = comment
        header["EXPTIME"] = exposure
        header["CCD-TEMP"] = temperature
        header["SET-TEMP"] = temperature
        header["XBINNING"] = binning
        header["YBINNING"] = binning
        header["PICTTYPE"] = file_type_code
        header["IMAGETYP"] = image_type_string

        # Create primary HDU
        data_16_bit = data.round().astype("i2")
        primary_hdu = fits.PrimaryHDU(data_16_bit, header=header)

        # Create HDUL
        hdul = fits.HDUList([primary_hdu])

        # Write to file
        hdul.writeto(name, output_verify="fix", overwrite=True, checksum=True)