Data model: platelist
General description:
This file contains the list of reduced BOSS plates, with
associated meta-data gathered from the design files and the reductions.
Naming convention:
platelist.fits
Related files with a subset of the full platelist.fits information
- platelist.txt
- platelist.html
- platelist-mjdsort.txt
- platelist-mjdsort.html
Approximate size:
1 Mbytes.
File type:
FITS binary table
Read by products:
sas, idlspec2d
Written by products:
idlspec2d (spec1d/platelist.pro)
Required column names:
- PLATE (int32): Plate ID
- TILE (int32): Tile ID for SDSS-I, -II plates (-1 for SDSS-III) [from platelist product]
- MJD (int32): MJD of observation (last) (days)
- RUN2D (string): Version of idlspec2d used for 2d reductions.
- RUN1D (string): Version of idlspec2d used for 1d reductions.
- RA (float32): RA, J2000 [from spPlate header] (deg)
- DEC (float32): Dec, J2000 [from spPlate header] (deg)
- CARTID (int32): ID of cartridge used for the observation [from spPlate header]
- TAI (float64): Mean time (TAI) [from spPlate header] (sec)
- TAI_BEG (float64): Beginning time (TAI) [from spPlate header] --/U sec (sec)
- TAI_END (float64): Ending time (TAI) [from spPlate header] --/U sec (sec)
- AIRMASS (float32): Airmass at central TAI time [from spPlate header]
- EXPTIME (float32): Total Exposure time [from spPlate header] (sec)
- MAPNAME (string): ID of mapping file [from spPlate header]
- PROGRAMNAME (string): program name within a given survey [from platelist product platePlans.par]
- CHUNKNAME (string): Name of tiling chunk [from platelist product]
- PLATEQUALITY (string): Characterization of plate quality XXX do we trust??
- PLATESN2 (float32): Overall signal to noise measure for plate
- DEREDSN2 (float32): Dereddened (extinction corrected) signal to noise for plate
- QSURVEY (int32): ???
- MJDLIST (string): List of contributing MJDs [from spPlate header]
- NEXP (int32): Number of exposures total [from spPlate header]
- NEXP_B1 (int32): Number of exposures in B1 spectrograph [from spPlate header]
- NEXP_B2 (int32): Number of exposures in B2 spectrograph [from spPlate header]
- NEXP_R1 (int32): Number of exposures in R1 spectrograph [from spPlate header]
- NEXP_R2 (int32): Number of exposures in R2 spectrograph [from spPlate header]
- EXPT_B1 (float32): exposure time in B1 spectrograph [from spPlate header] --/U sec (sec)
- EXPT_B2 (float32): exposure time in B2 spectrograph [from spPlate header] --/U sec (sec)
- EXPT_R1 (float32): exposure time in R1 spectrograph [from spPlate header] --/U sec (sec)
- EXPT_R2 (float32): exposure time in R2 spectrograph [from spPlate header] --/U sec (sec)
- SN2_G1 (float32): sp1 (S/N)^2 in g-band at mag 21.2
- SN2_R1 (float32): sp1 (S/N)^2 in r-band at mag 20.2
- SN2_I1 (float32): sp1 (S/N)^2 in i-band at mag 20.2
- SN2_G2 (float32): sp2 (S/N)^2 in g-band at mag 21.2
- SN2_R2 (float32): sp2 (S/N)^2 in r-band at mag 20.2
- SN2_I2 (float32): sp2 (S/N)^2 in i-band at mag 20.2
- SN2EXT1G (float32): Extinction corrected (S/N)^2 for sp1 g-band
- SN2EXT1R (float32): Extinction corrected (S/N)^2 for sp1 r-band
- SN2EXT1I (float32): Extinction corrected (S/N)^2 for sp1 i-band
- SN2EXT2G (float32): Extinction corrected (S/N)^2 for sp2 g-band
- SN2EXT2R (float32): Extinction corrected (S/N)^2 for sp2 r-band
- SN2EXT2I (float32): Extinction corrected (S/N)^2 for sp2 i-band
- GOFFSTD (float32): Mean g-band mag difference (spectro - photo) for standards [from spPlate header] (mag)
- GRMSSTD (float32): Stddev of g-band mag difference (spectro - photo) for standards [from spPlate header] (mag)
- ROFFSTD (float32): Mean r-band mag difference (spectro - photo) for standards [from spPlate header] (mag)
- RRMSSTD (float32): Stddev of r-band mag difference (spectro - photo) for standards [from spPlate header] (mag)
- IOFFSTD (float32): Mean i-band mag difference (spectro - photo) for standards [from spPlate header] (mag)
- IRMSSTD (float32): Stddev of i-band mag difference (spectro - photo) for standards [from spPlate header] (mag)
- GROFFSTD (float32): Mean g-band mag difference (spectro - photo) for standards [from spPlate header] (mag)
- GRRMSSTD (float32): Stddev of g-band mag difference (spectro - photo) for standards [from spPlate header] (mag)
- RIOFFSTD (float32): Mean r-band mag difference (spectro - photo) for standards [from spPlate header] (mag)
- RIRMSSTD (float32): Stddev of r-band mag difference (spectro - photo) for standards [from spPlate header] (mag)
- GOFFGAL (float32): Mean g-band mag difference (spectro - photo) for galaxies [from spPlate header] (mag)
- GRMSGAL (float32): Stddev of g-band mag difference (spectro - photo) for galaxies [from spPlate header] (mag)
- ROFFGAL (float32): Mean r-band mag difference (spectro - photo) for galaxies [from spPlate header] (mag)
- RRMSGAL (float32): Stddev of r-band mag difference (spectro - photo) for galaxies [from spPlate header] (mag)
- IOFFGAL (float32): Mean i-band mag difference (spectro - photo) for galaxies [from spPlate header] (mag)
- IRMSGAL (float32): Stddev of i-band mag difference (spectro - photo) for galaxies [from spPlate header] (mag)
- GROFFGAL (float32): Mean g-band mag difference (spectro - photo) for galaxies [from spPlate header] (mag)
- GRRMSGAL (float32): Stddev of g-band mag difference (spectro - photo) for galaxies [from spPlate header] (mag)
- RIOFFGAL (float32): Mean r-band mag difference (spectro - photo) for galaxies [from spPlate header] (mag)
- RIRMSGAL (float32): Stddev of r-band mag difference (spectro - photo) for galaxies [from spPlate header] (mag)
- NGUIDE (int32): Number of guider camera frames taken during the exposure [from spPlate header]
- SEEING20 (float32): 20th-percentile of seeing during exposure (arcsec) [from spPlate header]
- SEEING50 (float32): 50th-percentile of seeing during exposure (arcsec) [from spPlate header]
- SEEING80 (float32): 80th-percentile of seeing during exposure (arcsec) [from spPlate header]
- RMSOFF20 (float32): 20th-percentile of RMS offset of guide fibers (arcsec) [from spPlate header]
- RMSOFF50 (float32): 50th-percentile of RMS offset of guide fibers (arcsec) [from spPlate header]
- RMSOFF80 (float32): 80th-percentile of RMS offset of guide fibers (arcsec) [from spPlate header]
- AIRTEMP (float32): Air temperature in the dome [from spPlate header] (deg)
- XSIGMA (float32): [from spPlate header] XXX what??? also not in spPlate data model
- XSIGMIN (float32): [from spPlate header] XXX what??? also not in spPlate data model
- XSIGMAX (float32): [from spPlate header] XXX what??? also not in spPlate data model
- WSIGMA (float32): [from spPlate header] XXX what??? also not in spPlate data model
- WSIGMIN (float32): [from spPlate header] XXX what??? also not in spPlate data model
- WSIGMAX (float32): [from spPlate header] XXX what??? also not in spPlate data model
- XCHI2 (float32): [from spPlate header] XXX what??? also not in spPlate data model
- XCHI2MIN (float32): [from spPlate header] XXX what??? also not in spPlate data model
- XCHI2MAX (float32): [from spPlate header] XXX what??? also not in spPlate data model
- SKYCHI2 (float32): [from spPlate header] XXX what??? also not in spPlate data model
- SCHI2MIN (float32): [from spPlate header] XXX what???
- SCHI2MAX (float32): [from spPlate header] XXX what???
- FBADPIX (float32): Fraction of pixels that are bad (total) [from spPlate header]
- FBADPIX1 (float32): Fraction of pixels that are bad (spectrograph #1) [from spPlate header]
- FBADPIX2 (float32): Fraction of pixels that are bad (spectrograph #2) [from spPlate header]
- N_GALAXY (int32): Number of objects classified as galaxy [calculated from spZbest file]
- N_QSO (int32): Number of objects classified as QSO [calculated from spZbest file]
- N_STAR (int32): Number of objects classified as Star [calculated from spZbest file]
- N_UNKNOWN (int32): Number of objects with zWarning set non-zero (such objects still classified as star, galaxy or QSO) [calculated from spZbest file]
- N_SKY (int32): Number of sky objects [calculated from spZbest file]
- N_TARGET_MAIN (int32): Number of ???
- N_TARGET_LRG1 (int32): Number of ???
- N_TARGET_LRG2 (int32): Number of ???
- N_TARGET_QSO (int32): Number of ???
- SUCCESS_MAIN (float32): ???
- SUCCESS_LRG1 (float32): ???
- SUCCESS_LRG2 (float32): ???
- SUCCESS_QSO (float32): ???
- STATUS2D (string): Status of 2D extraction
- STATUSCOMBINE (string): Status of combination of multiple MJDs
- STATUS1D (string): Status of 1D reductions
- PUBLIC (string): ???
- QUALCOMMENTS (string): ???
Example file:
platelist.fits