Archives of Photographic PLates for Astronomical USE

Photographic plates as physical objects (applause_dr2.plate)

Description

The table contains data on photographic plates or films as physical objects. An entry in this table does not guarantee that a scan of the plate is available. Unique identifier: plate_id.

Columns

Name Type UCD Unit Description
plate_id int meta.id Plate identification number
archive_id int meta.id Archive identification number
plate_num char meta.record
instr.plate
Plate number in archive
plate_num_orig char meta.record
instr.plate
Original plate number in archive
wfpdb_id char meta.id Plate identification in the Wide-Field Plate Database
plate_aid char meta.id AID of the plate
preview_aid char meta.id AID of the plate preview
series char meta.id Plate series
plate_format char meta.code
phys.size
instr.plate
Plate format (cm x cm)
plate_size1 float phys.size
instr.plate
cm Plate size along axis 1
plate_size2 float phys.size
instr.plate
cm Plate size along axis 2
emulsion char instr.plate.emulsion Name of the photographic emulsion
filter char instr.filter Filter type used during the observation
spectral_band char instr.bandpass Spectral bandpass
develop char meta.note Plate development information (developer, time)
plate_quality char meta.code.qual Quality of the plate
plate_notes char meta.note
instr.plate
Notes about the plate
date_orig char time.epoch
obs.exposure
Original recorded date
numexp short meta.number
obs.sequence
Number of exposures
observatory char meta.id
instr.obsty
Observatory name
site_name char
longitude_deg double pos.earth.lon
instr.obsty
deg East longitude of the observing site, in decimal degrees
latitude_deg double pos.earth.lat
instr.obsty
deg Latitude of the observing site, in decimal degrees
elevation float pos.earth.altitude
instr.obsty
m Elevation of the observatory site
telescope char meta.id
instr.tel
Telescope name
tel_aper float stat.value
instr.tel
m Clear aperture of the telescope
tel_foc float instr.tel.focalLength m Focal length of the telescope
tel_scale float instr.scale arcsec\/mm Plate scale of the telescope
instrument char meta.id
instr
Instrument name
method short meta.code Observation method. A list of possible values is given in the WFPDB.
prism char meta.note
instr
Information about the objective prism used
prism_angle char stat.value Angle of the objective prism (deg:mm)
dispersion float instr.dispersion 0.1nm / mm Dispersion (Angstrom / mm)
grating char meta.note
instr
Information about the grating used
air_temperature float
calmness char obs.param
obs.atmos
Calmness (seeing conditions), scale 1-5 (German: Ruhe)
sharpness char obs.param
obs.atmos
Sharpness, scale 1-5 (German: Schärfe)
transparency char obs.param
obs.atmos
Transparency, scale 1-5 (German: Durchsicht, Klarheit)
sky_conditions char meta.note
obs.atmos
Notes on sky conditions (from logbook)
observer char obs.observer Observer name
obs_notes char meta.note Observer notes (from logbook)
notes char meta.note Miscellaneous notes
bibcode char meta.bib.bibcode Bibcode of related paper
filename_preview char meta.ref
meta.image
Name of the preview image file
filename_thumbnail char meta.ref
meta.file
Name of the thumbnail image file
filename_cover char meta.ref
meta.image
Name of the plate cover (envelope) image file
timestamp_insert timestamp time.creation Time[yyyy-mm-dd hh:mm:ss] Timestamp of insert
timestamp_update timestamp time.creation Time[yyyy-mm-dd hh:mm:ss] Timestamp of last update