APPLAUSE
Archives of Photographic PLates for Astronomical USE

The table has 70730 rows, 31 columns.

Description

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

Attribution

If you have made substantial use of the data provided by APPLAUSE DR3, 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 Nürnberg/Erlangen), the Hamburger Sternwarte (University of Hamburg) and Tartu Observatory. Plate material also has been made available from Thüringer Landessternwarte Tautenburg.

Columns

Name Type UCD Unit Description
process_id int meta.id

Process identification number
scan_id int meta.id

Scan identification number
plate_id int meta.id

Plate identification number
archive_id int meta.id

Archive identification number
filename char meta.ref
meta.fits

Name of the processed file
hostname char meta.id

Name of the computer that carried out the plate process
timestamp_start char time.start
time.processing 		Time[yyyy-mm-dd hh:mm:ss]

Timestamp of the start of process
timestamp_end char time.start
time.processing 		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
em.opt

Sky background value
sky_sigma float stat.stdev
phot.count
em.opt

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
em.opt

Threshold above which sources were detected
num_sources int meta.number

Number of sources extracted from the image
num_psf_sources int meta.number

Number of sources for which image coordinates were determined using PSF photometry
solved short meta.code.status

1 if astrometric solution was found for the image, 0 otherwise
astrom_sub_total int meta.number

Number of sub-fields that were visited for improved astrometric solution
astrom_sub_eff int meta.number

Number of sub-fields in which improved astrometric solution was applied to source coordinates
num_ucac4 int meta.number

Number of matched UCAC4 catalogue objects
num_tycho2 int meta.number

Number of matched Tycho-2 catalogue objects
num_apass int meta.number

Number of matched APASS DR9 catalogue objects
color_term float stat.fit.param

Color term of the plate, characterizing color response of the emulsion and filter used
bright_limit float phot.mag
em.opt
stat.min 		mag

Brightest source magnitude in the plate natural photometric system in the image (annular bin < 9)
faint_limit float phot.mag
em.opt
stat.max 		mag

Faintest source magnitude in the plate natural photometric system in the image (annular bin < 9)
mag_range float phot.mag
em.opt
arith.diff 		mag

Magnitude range between the brightest and faintest source magnitudes in the plate natural photometric system in the image (annular bin < 9)
num_calib int meta.number

Number of calibration stars in the image
calibrated short meta.code.status

1 if photometric calibration was completed, 0 otherwise
phot_sub_total int meta.number

Number of sub-fields that were visited for improved photometric calibration
phot_sub_eff int meta.number

Number of sub-fields in which improved photometric calibration was applied to sources
completed short meta.code.status

1 if process was completed, 0 otherwise
pyplate_version char meta.version
meta.software

Version number of the PyPlate software used for the process
Access

You can access this table using the query interface and download the results afterwards.

Digital object identifier

You can use the following DOI to cite this table in a publication:

https://doi.org/10.17876/plate/dr.3/8

License

This dataset is published under the CC0 1.0 Universal (CC0 1.0).