Prime Keys are: HARPNUM T_REC is slotted 'ts_eq' using T_REC_index DB Index Keys are: HARPNUM T_REC_index All Keywords for series hmi.B_720s_e15w1332_cutout: DATE (time) Date_time of processing ME VFISV DATE_S (time) Date_time of generating Stokes data DATE__OBS (time) [DATE-OBS] DATE_OBS = T_OBS - EXPTIME/2.0 T_OBS (time) nominal time T_REC (time) Slot time T_REC_epoch (time) Time of origin T_REC_step (float) ts_eq step T_REC_unit (string) ts_eq unit CADENCE (float) repetition interval TELESCOP (string) For HMI: SDO/HMI INSTRUME (string) For HMI: HMI_SIDE1, HMI_FRONT2, or HMI_COMBINED WAVELNTH (float) For HMI: 6173.3 Angstroms CAMERA (int) For HMI: 1 (side camera), 2 (front camera), or 3 (both cameras) QUALITY (int) ME_VFISV Quality index QUAL_S (int) Level 1p Quality word QUALLEV1 (int) Logical OR on the bits of the level 1 Quality word BUNIT (string), per-segment BUNIT: physical units of each data segment ORIGIN (string) ORIGIN: location where file made CONTENT (string) CONTENT HISTORY (string) history of data COMMENT (string) commentary on the data BLD_VERS (string) JSOC-build version number HFLID (int) HMI_SEQ_ID_FRAMELIST HCFTID (int) HMI_SEQ_ID_FOCUS QLOOK (int) QLOOK: 0=final data, 1=quick-look data HRPCODEV (string) Version of HARP code HRPDOCU (string) Document for HARP code HARPNUM (int) HARP ID MINLON (float) Minimum longitude MINLAT (float) Minimum latitude MAXLON (float) Maximum longitude MAXLAT (float) Maximum latitude OMEGA (float) Rotation rate OFFDISK (int) Flag for off-disk points QUIET (int) Flag for quiet sun MASK (int) Main feature identified in this patch PROJECTION (string) Projection method CTYPE1 (string) CTYPE1: X-axis CTYPE2 (string) CTYPE2: Y-axis CRPIX1 (float) CRPIX1: location of the disk center in x direction wrt patch lower left CRPIX2 (float) CRPIX2: location of the disk center in y direction wrt patch lower left CRVAL1 (float) CRVAL1: distance between CRPIX to disk center CRVAL2 (float) CRVAL2: distance between CRPIX to disk center CDELT1 (float) image scale in the x direction CDELT2 (float) image scale in the y direction CUNIT1 (string) CUNIT1 CUNIT2 (string) CUNIT2 IMCRPIX1 (float) IMCRPIX1: location of the Sun center in CCD x direction IMCRPIX2 (float) IMCRPIX2: location of the Sun center in CCD y direction IMCRVAL1 (float) IMCRVAL1: x origin - center of the solar disk IMCRVAL2 (float) IMCRVAL2: y origin - center of the solar disk CROTA2 (float) CROTA2: INST_ROT + SAT_ROT CRDER1 (float) CRDER1: estimate of random error in coordinate x CRDER2 (float) CRDER2: estimate of random error in coordinate y CSYSER1 (float) CSYSER1: estimate of systematic error in coordinate x CSYSER2 (float) CSYSER2: estimate of systematic error in coordinate y WCSNAME (string) WCS system name DSUN_OBS (double) Distance from SDO to Sun center. DSUN_REF (double) Astronomical Unit RSUN_REF (double) Reference radius of the Sun: 696,000,000.0 m CRLN_OBS (float) Carrington longitude of the observer CRLT_OBS (float) Carrington latitude of the observer CAR_ROT (int) Carrington rotation number of CRLN_OBS OBS_VR (double) velocity of the observer in radial direction. + is away from Sun OBS_VW (double) velocity of the observer solar-westward. + in rough direction of Earth orbit OBS_VN (double) velocity of the observer solar-northward (heliographic). + to north RSUN_OBS (double) angular radius of Sun. Corresponds to arcsin(RSUN_REF/DSUN_OBS) TINTNUM (int) Stokes : number of points used for the temporal interpolation SINTNUM (int) Stokes : number of points used for the spatial interpolation DISTCOEF (string) Stokes : path to the distortion coefficient table used to produce the data ROTCOEF (string) Stokes : path to the differential-rotation coefficient table used to produce the data POLCALM (int) method used by the polarization calibration subroutine SOURCE (string) input Stokes data series CODEVER0 (string) version of the time-averaged IQUV code used to produce the data CODEVER1 (string) version of the gapfilling subroutine used to produce the data CODEVER2 (string) version of the temporal interpolation subroutine used to produce the data CODEVER3 (string) version of the polarization calibration subroutine used to produce the data CODEVER4 (string) version of VFISV code in the CVS context CODEVER5 (string) version of Disambiguation code in the CVS context CODEVER6 (string) version of HARP code in the CVS context INVCODEV (string) Version of VFISV code INVDOCU (string) Document for VFISV code INVITERA (int) Number of iterations of VFISV INVLMBDA (int) Number of wavelength points to compute synthetic line in VFISV INVLMBDF (int) Number of HMI filters INVTUNEN (int) Number of tuning positions of HMI filters INVSVDTL (double) SVD tolerance in VFISV INVCHIST (double) Chi-sqr stopping criteria in VFISV INVPOLTH (double) Polarization threshold in VFISV INVPJUMP (double) Percentage jump in VFISV INVLMBDM (double) First wavelength position in synthetic profiles, measured with respect to line center (in mA) INVLMBD0 (double) Central wavelength of HMI spectral line INVLMBDB (double) Wavelength shift - parameter proportional to Lande factor of spectral line (4.67*1D-13*lambda0^2*geff*1D3) INVDLTLA (double) Spectral sampling of synthetic spectral line in VFISV INVLMBDS (int) Number of wavelength points in subregion where synthetic line is calculated INVLMBMS (double) First wavelength position of sub-region where synthetic profiles are calculated, measured with respect to line center (in mA) INVLYOTW (double) Lyot filter FWHM in VFISV INVWNARW (double) FSR (full spectral range) of the Narrow-Band Michelson INVWSPAC (double) Wavelength spacing between the HMI filters INVINTTH (double) Intensity threshold in VFISV INVNOISE (double) Photon noise level INVCONTI (int) Flag for continuum measurement INVWGHTI (double) Stokes I weight in the inversion INVWGHTQ (double) Stokes Q weight in the inversion INVWGHTU (double) Stokes U weight in the inversion INVWGHTV (double) Stokes V weight in the inversion INVSTLGT (string) Flag for stray light. No means that the stray light is not accounted for. INVFREEP (int) flags for 10 free parameters : the order of variables must be found at COMMENT keyword INVFLPRF (string) Flag/Comment on filter-profile INVPHMAP (string) Flag/Comment on phase map INVVLAVE (double) avarage of inverted V_los over processed pixels INVBLAVE (double) avarage of inverted B_los over processed pixels INVBBAVE (double) avarage of inverted field strength over processed pixels INVNPRCS (int) Numer of pixels processed INVNCNVG (int) Numer of pixels at which ME VFISV converged INVKEYS1 (string) For future use INVKEYS2 (string) For future use INVKEYS3 (string) For future use INVKEYI1 (int) For future use INVKEYI2 (int) For future use INVKEYI3 (int) For future use INVKEYD1 (double) For future use INVKEYD2 (double) For future use INVKEYD3 (double) For future use AMBCODEV (string) Version of Disambig code AMBDOCU (string) Document for Disambig code AMBGMTRY (int) Flag determining whether to use planar or spherical geometry AMBPATCH (int) Flag determining whether disambiguation is done on a patch or full disk, 1 for patch AMBWEAK (int) Flag determining method for disambiguating weak field pixels AMBNEROD (int) Number of pixels by which to erode map of above threshold pixels AMBNGROW (int) Number of pixels by which to grow eroded map AMBNPAD (int) Padding to use in potential field calculation AMBNAP (int) Width of apodizing window in potential field calculation AMBNTX (int) Number of tiles to use in x-direction for potential field calculation AMBNTY (int) Number of tiles to use in y-direction for potential field calculation AMBBTHR0 (double) Transverse field strength threshold at disk center for using simulated annealing AMBBTHR1 (double) Transverse field strength threshold at limb for using simulated annealing AMBSEED (int) Input random number seed AMBNEQ (int) Number of reconfigurations attempted at each temperature setting AMBLMBDA (double) Weighting factor between divergence and vertical current density AMBTFCT0 (double) Input factor to scale initial temperature AMBTFCTR (double) Input factor to reduce temperature CALVER64 (longlong) Calibration Version Segments for series hmi.B_720s_e15w1332_cutout: field Gauss fits VARxVAR Total field strength inclination degree fits VARxVAR Inclination angle, 0 to 180, 0 out from plane of sky azimuth degree fits VARxVAR Azimuth, 0 to 360, 0 up in image, increasing CCW field_err Gauss fits VARxVAR Standard deviation of total field strength inclination_err degree fits VARxVAR Standard deviation of inclination azimuth_err degree fits VARxVAR Standard deviation of azimuth field_inclination_err fits VARxVAR Correlation coefficient between field and inclination field_az_err fits VARxVAR Correlation coefficient between field and azimuth inclin_azimuth_err fits VARxVAR Correlation coefficient between inclination and azimuth info_map fits VARxVAR Quality map confid_map fits VARxVAR Confidence index lat degree fits VARxVAR Carrington latitude lon degree fits VARxVAR Carrington longitude