Fixed issue with magnitudes when used as PSF model parameters (thanks to A.Donnarumma for reporting this issue).
Added ID_PARENT catalog parameter to identify the common parent of deblended sources (thanks to R.McMahon for the suggestion).
Introduced regularization of Sersic model ellipticities based on AMALGAm prescriptions for the Great3 challenge (see Mandelbaum et al. 2015).
Fixed error in ecliptic coordinate computations (thanks to H.Bouy for reporting this issue).
Added support for differential geometry maps, with new DGEO_TYPE and DGEO_IMAGE configuration keywords and new DGEOX/Y_IMAGE and DGEOX/YWIN_IMAGE measurement parameters.
Added differential geometry map correction to model-fitting.
Added VIGNET_DGEOX and VIGNET_DGEOY differential geometry map cutouts in catalogs (for use in PSFEx).
Added support for PSF model dependencies in ASSOC vectors.
Fixed issue with single-line background meshes.
Fixed positional offsets of large galaxy models on MODELS and -MODELS check-images.
Pushed version number to 2.23.1.

Pushed version number to 2.19.5.

ges.
Pushed version number to 2.19.4.

Fixed issue with model fitting measurement leftovers with masked sources (thank
s to E. Rykoff).
Pushed version number to 2.19.3.

Pushed version number to 2.19.1.

Added new measurement parameters:
FLUXRATIO_POINTSOURCE :    Point-source flux-to-total ratio from fitting,
FLUXRATIOERR_POINTSOURCE : Uncertainty on point-source flux-to-total ratio,
FLUXRATIO_SPHEROID :       Spheroid flux-to-total ratio from fitting,
FLUXRATIOERR_SPHEROID :    Uncertainty on spheroid flux-to-total ratio,
FLUXRATIO_DISK :           Disk flux-to-total ratio from fitting, and
FLUXRATIOERR_DISK :        Uncertainty on disk flux-to-total ratio.
Pushed version number to 2.19.0

Fixed missing image name in sex.xml VOTable output in double image mode when input filenames are separated by a comma instead of a space.
Pushed version number to 2.18.12

Fixed regression with Eli Rykoff's fixes.
Fixed issue with FFTW includes.
Fixed typos in VOTable output.
Added translation of Boolean T and F to Y and N in XSLT.
Added --with-mkl-dir option in configure.
Pushed version number to 2.18.11.

Pushed version number to 2.18.9.

Fixed model sub-sampling issues with large objects, including check-image resizing.
Fixed initialization of DETMODEL size guess (thanks to Eli Rykoff).
Fixed image extension pb in double weighting/single image mode.
Improved debug info for memory allocations in FFT and FITS libraries.
Fixed crashes with DETMODEL magnitudes on null measurement weight maps.
Added Eli Rykoff's fix to discard sources with NaNs in the fitted positions.
Improved MKL autoconfiguration.
Improved vectorization in FITS data transformations and FFT-based convolutions.
Pushed SExtractor version number to 3.18.8.

Fixed padding issue for binary FITS catalogs >2GB.
Pushed version number to 2.18.4.

Added better control of the number of threads used in MKL library calls (when used).
Pushed version number to 2.18.3.

Fixed issues with PSF image extension numbering.
Fixed crashes when calling FFT routines with the MKL library.
Pushed version number to 2.18.2.

Added control of the number of threads in MKL calls.
Added support for negative NTHREADS (= max number of threads).
Pushed version number to 2.18.1.

Updated LevMar library to V2.6.
Pushed version number to 2.18.0.

Updated FITS library to the latest version, removing potential conflicts with the CFITSIO library.
Added PSF/model-fitting support for MEFs.
Pushed version number to 2.17.0

Pushed version number to 2.16.3.

Updated WCS library to the latest version.
Pushed version number to 2.16.2.

Fixed triggering of model surface brightness measurement.
Added new FLUX_DETMODEL,FLUXERR_DETMODEL, MAG_DETMODEL,MAGERR_DETMODEL, FLAGS_DE
TMODEL and CHI2_DETMODEL measurement parameters that apply on the measurement im
age a model fitted on the detection image (two PSF models required); these new p
arameters are meant for measuring faint galaxy colors.
Improved displayed info for memory allocation failures.
Increased default maximum number of threads set by configure to 1024.
Updated Copyright display line (2012).
Added support for "TPV" WCS projection.
Pushed version number to 2.16.0.

Fixed scaling issue with surface brightness measurements on galaxy models (thanks to V. de Lapparent).
Optimized the setup of astrometric polynoms.
Removed confusing FITS header keywords from non-MEF check-images.
Pushed version number to 2.14.7.

Removed (dummy) WCS information from FITS_1.0 catalog primary header (thanks to H.J. McCracken for reporting).
Pushed version number to 2.14.5

Added support for RADESYS WCS keyword (non-standard RADECSYS still supported).
Fixed display precision issues with SPREAD_MODEL.
Pushed version number to 2.14.4.

Added support for AVX extensions with INTEL compiler v12.
Version number pushed to 2.14.2.

Added Rescale_Weights PARAM in XML output.
Pushed version number to 2.14.1

Added 2nd order moments measurements of the convolved model.
Fixed issues introduced in a recent updates with check-images.
Implemented new algorithms for SPREAD_MODEL and SPREADERR_MODEL (no optimization yet and the scaling is still variable however).
Added experimental SNR_WIN measurement parameter.
Fixed crash with empty ASSOC lists.
Pushed version number to 2.13.6.

Preliminary implementation of a RESCALE_WEIGHTS configuration switch.

Added new ASSOCCOORD_TYPE configuration parameter for ASSOCiating detections either in PIXEL or WORLD coordinates.
Fixed sampling issues for Sersic, de Vaucouleurs and exponential model-fitting.
Version number pushed to 2.13.2.

Fixed issue with output Check-image headers when reading individual extensions from MEFs (thanks to user Lantern for the bug report).

Removed unused variables in poly.c.
Fixed issue with invalid comment in XSL stylesheet.

Pushed version number to 2.13.1.

Added more complete headers to all files.
Clarified licensing issues.
Updated FITS library.
Updated configuration files.
Added configuration files to the list of data that get installed in ${prefix}/share/sextractor.
Added background offset and point-source model components: FLUX_BACKOFFSET,FLUXERR_BACKOFFSET,FLUX_POINTSOURCE,FLUXERR_POINTSOURCE,MAG_POINTSOURCE,MAGERR_POINTSOURCE.
Tweaked model-fitting convergence parameters.
Fixed catalogue source ordering/number issue in dual-image mode.
Pushed version number to 2.13.0.

Pushed version number to 2.12.3.

Changed the management of tolerances in Hessian inversion SVD.
Pushed Lanczos interpolator to 4th order in PSF and model-fitting.
Normalized the interpolating function so that the DC component gain is 1.
Pushed version number 2.12.2.

Fixed model-fitting issue with empty images in dual-image mode (thanks to V. de Lapparent for reporting).
Updated LevMar to version 2.5.
Updated URLs in various places.
Pushed version number to 2.12.1.

Added --disable-model-fitting configure option to turn-off model-fitting features and to allow compiling SExtractor without requiring the ATLAS and FFTW libraries.
Version number pushed to 2.12.0.

Fixed TFORM error message in fitshead.c (thanks to S.Guieu).
Fixed model-fitting error variance/covariance issue (bug in matrix inversion).
Added ELLIP1ERRMODEL_IMAGE, ELLIP2ERRMODEL_IMAGE, ELLIPCORRMODEL_IMAGE,
POLAR1ERRMODEL_IMAGE, POLAR2ERRMODEL_IMAGE, POLARCORRMODEL_IMAGE (more testing is needed and WORLD versions are not yet functional).
Narrowed the tolerance constraint for stopping windowed centering iterations.
Fixed incorrect reading of the DATE-OBS FITS keyword when EPOCH and MJD-OBS are missing.
Pushed version number to 2.11.11.

Fixed WINdowed position error estimates that were underestimated by a factor 2 (thanks to G.Bernstein).
Fixed FLUXERR_WIN triggering issue.
Optimized WIN parameter computations.
Pushed version number to 2.11.8.