Astrometric solutions of plate scans (applause_dr4.solution)

The table has 117854 rows, 45 columns.

Description

The table contains astrometric solutions of plate scans. See also table astrom_sub. Unique Identifier solution_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
solution_id	int	meta.id meta.version		Solution identifier
process_id	int	meta.id		Process identification number
solutionset_id	int			Identifier of the solution set where the solution belongs
scan_id	int	meta.id		Scan identification number
plate_id	int	meta.id		Plate identification number
archive_id	int	meta.id		Archive identification number
solution_num	short	meta.number		Number of the solution within the solution set
ra_icrs	double			Right ascension of the image center, corresponding to the current astrometric solution
dec_icrs	double			Declination of the image center, corresponding to the current astrometric solution
fov1	float	pos.angDistance instr.fov	deg	Field of view of the image along axis 1
fov2	float	pos.angDistance instr.fov	deg	Field of view of the image along axis 2
pixel_scale	float	pos.wcs.scale	arcsec / px	Mean pixel scale for the image
source_density	float	meta.number		Number of sources per square degree in the central 2/3 of the image
cd1_1	double	pos.wcs.cdmatrix		Transformation matrix element
cd1_2	double	pos.wcs.cdmatrix		Transformation matrix element
cd2_1	double	pos.wcs.cdmatrix		Transformation matrix element
cd2_2	double	pos.wcs.cdmatrix		Transformation matrix element
rotation_angle	float	pos.posAng	deg	Image rotation angle
plate_mirrored	short	meta.code		1 if image is mirrored, 0 otherwise
ncp_on_plate	short	meta.code		1 if North Celestial Pole is in the image, 0 otherwise
scp_on_plate	short	meta.code		1 if South Celestial Pole is in the image, 0 otherwise
stc_box	char	meta.note		Space-Time Coordinate (STC) representation of the image footprint in the sky. Numbers denote plate center coordinates (RA, Dec) and box width\/height in degrees.
header_wcs	char			FITS header containing the World Coordinate System (WCS), adopted for the current solution (SCAMP or Astrometry.net)
stc_polygon	char	meta.note		Space-Time Coordinate (STC) representation of the image footprint in the sky. Numbers denote RA\/Dec pairs (in degrees) of four plate corners.
header_anet	char			FITS header containing the World Coordinate System (WCS), provided by the Astrometry.net software as an initial astrometric solution
header_scamp	char			FITS header containing the World Coordinate System (WCS), provided by the SCAMP software as the refined astrometric solution
timestamp_insert	char	time.creation	Time[yyyy-mm-dd hh:mm:ss]	Timestamp of insert
scamp_dscale	float
timestamp_update	char	time.creation	Time[yyyy-mm-dd hh:mm:ss]	Timestamp of last update
scamp_dangle	float
scamp_dx	float
scamp_dy	float
scamp_sigma_1	float
scamp_sigma_2	float
scamp_sigma_mean	float
scamp_chi2	float
scamp_ndeg	int
scamp_distort	int
scamp_iteration	int
x_centroid	float
y_centroid	float
rel_x_centroid	float
rel_y_centroid	float
num_xmatch	int
num_gaia_edr3	int

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.4/11

License

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