The table has 51793 rows, 48 columns.
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 | 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 |