Prime Keys are: FSN DB Index Keys are: FSN T_OBS All Keywords for series hmi.lev0b: ORIGIN (string) ORIGIN Location where file made DATE (string) Date_time of processing; ISO 8601 DATE__OBS (string) [DATE-OBS] Date when observation started; ISO 8601 T_OBS (time) Observation time EXPTIME (double) Exposure duration: mean shutter open time TIME (double) Time of observation: seconds within a day MJD (double) Date of observation: modified julian day TELESCOP (string) For HMI: SDO/HMI INSTRUME (string) For HMI: HMI_SIDE1 or HMI_FRONT2 CAMERA (int) For HMI: 1 or 2 WAVELNTH (float) For HMI: 617.33 nm IMGAPID (int) Image Application ID IMGFPT (time) FIRST_PACKET_TIME BITSELID (int) Bit select ID, r COMPID (int) Compression ID; n,k CROPID (int) Crop table ID DATAVALS (int) Actual number of data values in image FID (int) FID Filtergram ID FSN (int) FSN Filtergram Sequence Number LUTID (int) Look-up table ID MISSVALS (int) Missing values: TOTVALS - DATAVALS NERRORS (int) Number of decompression errors NPACKETS (int) Number of packets in image QUALLEV0 (int) Quality word TAPCODE (int) Take A Picture code TLMDSNAM (string) Telemety data series name with first packet of image TOTVALS (int) Expected number of data values (pixels) DATAMIN (double) Minimum value from all pixels DATAMAX (double) Maximum value from all pixels DATAMEDN (double) Median value from all pixels DATAMEAN (double) Mean value for all pixels DATARMS (double) Rms deviation from the mean value of all pixels DATASKEW (double) Skewness from the mean value of all pixels DATAKURT (double) Kurtosis of all pixels ISPSNAME (string) ISP SERIES NAME ISPPKTIM (time) PACKET_TIME, Prime key value for the ISP record ISPPKTVN (string) PACKET_VERSION_NUMBER HSQFGID (longlong) HMI_SEQ_FILTERGRAM_ID FID HSQFGSN (longlong) HMI_SEQ_FILTERGRAM_SN FSN HCAMID (short) HMI_SEQ_ID_EXP_PATH HSHIEXP (int) HMI_FSW_IMG_CMDED_EXPOSURE HCF1ENCD (int) HMI_CF1_ENCODER HCF2ENCD (int) HMI_CF2_ENCODER HCFTID (int) HMI_SEQ_ID_FOCUS HFLID (int) HMI_SEQ_ID_FRAMELIST HFLPSITN (int) HMI_SEQ_FRLIST_POS HFLREFTM (longlong) HMI_SEQ_REF_TIM_SEC HFLRELTM (int) HMI_SEQ_FL_REL_TIME HFTSACID (int) HMI_SEQ_FTS_ID_ACTIVE HFTSCDMK (longlong) HMI_SEQ_FTS_CADENCE_MARK HGP1RGST (int) HMI_SEQ_GP1_REGISTER HGP2RGST (int) HMI_SEQ_GP2_REGISTER HIMGCFID (int) HMI_SEQ_ID_IMAGE_CNFG HISSLOOP (int) HMI_ISS_LOOP HOBITSEC (longlong) HMI_OBT_IMG_TIME_SHM_SEC SHS HOBITSS (int) HMI_OBT_IMG_TIME_SHM_SS SHSS HOBLSTID (int) HMI_SEQ_ID_OBS_LIST HPLTID (int) HMI_SEQ_ID_PST HPS1ENCD (int) HMI_PS1_ENCODER HPS2ENCD (int) HMI_PS2_ENCODER HPS3ENCD (int) HMI_PS3_ENCODER HSEQERR (string) HMI_SEQ_ERROR HSQEIDX (int) HMI_SEQ_EXPOSURE_INDX HSQFCNT (int) HMI_SEQ_FRAME_COUNT HSQSTATE (string) HMI_SEQ_STATE HWLSTIDX (int) HMI_SEQ_WL_SET_INDEX HWLTID (int) HMI_SEQ_ID_WLT HWT1ENCD (int) HMI_WT1_ENCODER HWT2ENCD (int) HMI_WT2_ENCODER HWT3ENCD (int) HMI_WT3_ENCODER HWT4ENCD (int) HMI_WT4_ENCODER HCF1POS (int) HMI_FSW_CF1_CMDED_TARGET HCF2POS (int) HMI_FSW_CF2_CMDED_TARGET HPL1POS (int) HMI_FSW_PS1_CMDED_TARGET HPL2POS (int) HMI_FSW_PS2_CMDED_TARGET HPL3POS (int) HMI_FSW_PS3_CMDED_TARGET HWL1POS (int) HMI_FSW_WT1_CMDED_TARGET HWL2POS (int) HMI_FSW_WT2_CMDED_TARGET HWL3POS (int) HMI_FSW_WT3_CMDED_TARGET HWL4POS (int) HMI_FSW_WT4_CMDED_TARGET Segments for series hmi.lev0b: image dn fits VARxVAR lev0 data fits file with headers