Archives of Photographic PLates for Astronomical USE

applause_dr4.solution_set

The table has 101332 rows, 18 columns.

Description

This table provides summary data on all astrometric solutions found during processing of the plate image. Unique identifier solutionset_id.

Attribution

If you have made substantial use of the data provided by APPLAUSE DR4, 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, and from the archives of the Vatican Observatory.

Columns

Name Type UCD Unit Description
solutionset_id int Solution set identification number
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
num_solutions short Number of unique astrometric solutions found
num_duplicate_solutions short Number of duplicate astrometric solutions found
pattern_ratio float
mean_pixel_scale float arcsec / px Mean pixel scale of all astrometric solutions in the set
min_pixel_scale float arcsec / px Minimum pixel scale of all astrometric solutions in the set
max_pixel_scale float arcsec / px Maximum pixel scale of all astrometric solutions in the set
mean_fov1 float Mean field of view (FOV) along image axis 1 among all astrometric solutions in the set
mean_fov2 float Mean field of view (FOV) along image axis 2 among all astrometric solutions in the set
source_density float meta.number Number of sources per square degree in the central 2/3 of the image
max_separation float deg Maximum separation between individual astrometric solutions, measured as angular distance between image centers in the sky
header_wcs char FITS header containing World Coordinate Systems (WCS) for all astrometric solutions in the solution set
timestamp_insert char time.creation Time[yyyy-mm-dd hh:mm:ss] Timestamp of insert
timestamp_update char time.creation Time[yyyy-mm-dd hh:mm:ss] Timestamp of update