Archives of Photographic PLates for Astronomical USE

Processing table (applause_dr1.process)

The table has 25708 rows, 19 columns.


The process table contains data on pyplate's processing of source extraction and astrometric calibration of plate scans. Unique Identifier process_id


If you have made substantial use of the data provided by APPLAUSE DR1, kindly include this acknowledgement

Funding for APPLAUSE has been provided by DFG (German Research Foundation, Grant), Leibniz Institute for Astrophysics Potsdam (AIP), Dr. Remeis Sternwarte Bamberg (University Nuernberg/Erlangen) and the Hamburger Sternwarte (University of Hamburg).


Name Type UCD Unit Description
process_id int
Process identification number
scan_id int Scan identification number
plate_id int Plate identification number
archive_id int Archive identification number
filename char meta.ref
Name of the processed file
hostname char Name of the computer that carried out the plate process
timestamp_start timestamp time.start
Time[yyyy-mm-dd hh:mm:ss] Timestamp of the start of process
timestamp_end timestamp time.start
Time[yyyy-mm-dd hh:mm:ss] Timestamp of the end of process
duration int time.duration s Duration of the process
sky float phot.count
Sky background value
sky_sigma float stat.stdev
Standard deviation of the sky background value
use_psf short meta.code 1 if PSF fitting was used in the process, 0 otherwise
threshold float phot.count
Threshold above which sources were detected
num_sources int meta.number Number of sources extracted from the image
solved short meta.code.status 1 if astrometric solution was found for the image, 0 otherwise
num_ucac4 int meta.number Number of matched UCAC4 catalogue objects
num_tycho2 int meta.number Number of matched Tycho-2 catalogue objects
completed short meta.code.status 1 if process was completed, 0 otherwise
pyplate_version char meta.version
Version number of the PyPlate software used for the process