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Table: desi_edr.frame
(The bold columns are indexed columns)
Column NameDescriptionDatatype
cameraCamera identifier. Passband and SPECGRPH ([brz][0-9])VARCHAR
ebvGalactic extinction E(B-V) reddening from SFD98REAL
expidDESI Exposure ID numberINTEGER
exptimeLength of time shutter was openREAL
frameidArbitrary primary key composed from expid, cameraINTEGER
mjdModified Julian Date when shutter was opened for this exposureDOUBLE
nightObserving nightINTEGER
random_idRandom ID in the range 0.0 => 100.0 (not unique)REAL
tileidUnique DESI tile IDINTEGER
tsnr2_bgsBGS template (S/N)^2 summed over B, R, ZREAL
tsnr2_elgELG template (S/N)^2 summed over B, R, ZREAL
tsnr2_gpbbackupGPBBACKUP template (S/N)^2 summed over B, R, ZREAL
tsnr2_gpbbrightGPBBRIGHT template (S/N)^2 summed over B, R, ZREAL
tsnr2_gpbdarkGPBDARK template (S/N)^2 summed over B, R, ZREAL
tsnr2_lrgLRG template (S/N)^2 summed over B, R, ZREAL
tsnr2_lyaLYA template (S/N)^2 summed over B, R, ZDOUBLE
tsnr2_qsoQSO template (S/N)^2 summed over B, R, ZREAL