Archives of Photographic PLates for Astronomical USE

level two table (applause_dr3s.level2)

The table has 3564 rows, 35 columns.

Description

level 2 contains the limb-darkening corrected full-disk with enhanced contrast

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 Nuernberg/Erlangen), the Hamburger Sternwarte (University of Hamburg) and Tartu Observatory. Plate material also has been made available from Thüringer Landessternwarte Tautenburg.

The solar plates from the Einsteinturm in Potsdam are a contribution of the AIP"s Solar Physics Section with support by the European Commission"s Horizon 2020 Program under grant agreements 824064 (ESCAPE – European Science Cluster of Astronomy & Particle physics ESFRI research infrastructures) and 824135 (SOLARNET – Integrating High Resolution Solar Physics)

Columns

Name Type UCD Unit Description
plate_id int meta.id

Plate identification number

archive_id int meta.id

Archive identification number

scan_id int meta.id

Scan identification number

bitpix short meta.unit

Number of bits per data pixel

naxis1 short meta.number

number of pixels in E-W direction

naxis2 short meta.number

number of pixels in N-S direction

bscale double meta.number

scaling factor

bzero double meta.number

zero point

pixel_size1 float phys.size um

Pixel size along axis 1

pixel_size2 float phys.size um

Pixel size along axis 2

flag short meta.code

[1] image + [2] time + [4] azimuth exists

flip char meta.code

flip [2] 180 deg, [5] horizontal, [7] vertical

theta char pos.posAng deg

rotation angle

xscale float meta.unit mm/pixel

image scale (X)

yscale float meta.unit mm/pixel

image scale (Y)

xcenter short meta.unit pixel

disk center (X)

ycenter short meta.unit pixel

disk center (Y)

ctype1 char meta.id
meta.fits

North (top) / South (bottom)

cunit1 char meta.unit
meta.fits
arcsec

X direction

crpix1 int meta.unit
meta.fits
pixel

reference point x

cdelt1 float meta.unit
meta.fits
arcsec

coordinate increment x

ctype2 char meta.id
meta.fits

East (left) / West(right)

cunit2 char meta.unit
meta.fits
arcsec

increment y

crpix2 int meta.unit
meta.fits
pixel

reference point y

cdelt2 float meta.unit
meta.fits
arcsec

coordinate increment y

data_vals int
data_min double
data_max double
data_median float meta.number
stat.median

median value

data_mean float meta.number
stat.mean

mean value

data_rms float meta.number
stat.error

rms deviation

data_skew float meta.number
stat.value

skewness from the mean value

data_kurtosis float meta.number
stat.value

kurtosis

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 last update