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Specview history

Version 2.14.2

Installed March 19, 2008
  • Continuum rectification by nth-order polynomial.
  • Reads SDSS spectra with sky information.
  • Connects to new CDBS repository at STScI.
  • Several bug fixes.

Version 2.14.1

Installed September 13, 2007
  • Updated Virtual Observatory user interface.
  • Preliminary support of SSAP v1.0.
  • Simple FITS writer.

Version 2.14

Installed April 5, 2007
  • Prototype Galactic/SPC file format reader.
  • Prototype CGPS/JCMT file format reader.
  • Orthogonal polynomial spectrum normalizer.
  • Spectral line lists read from SLAP servers (prototype VO feature).
  • Better support for velocity units.
  • Windows have persistent size and location on screen.
  • Dynamic cursor zoom using mouse wheel.
  • Minor changes in general look-and-feel.
  • Integration with Mac application interface.
  • Ctrl-click now works on Mac.
  • Rubber band box turned off on Mac by default.
  • Several minor bug fixes.

Version 2.13

Installed December 11, 2006
  • Kurucz stellar models were added to the fitting library.
  • New library of template spectra and standard star spectra.
  • Spectrum data browser now lists values for the model, residuals, and normalized data arrays, when fitting models to data.
  • New undo capability when defining wavelength ranges.
  • Separate auto-log user preference for each of the X and Y plot axis.
  • Bug fixes.

Version 2.12.2

Installed September 15, 2006.
  • Interpolating polynomial spectral model.
  • Normalization of spectral data by spectral model.
  • Plain ASCII text output format to facilitate export to other applications.
  • Bug fixes.

Version 2.12.1

Installed February 13, 2006.
  • User preferences editor.
  • Support for TUES Tubingen echelle spectrograms.
  • Bug fixes.

Version 2.12

Installed August 10, 2005.
  • Tiled plot mode.
  • JPEG hardcopy option.
  • User-configurable VO registries and servers.

Version 2.11

Installed April 7, 2005.
  • Virtual Observatory interface.
  • "Expand in X" graphics control.
  • Optional dashed and dotted cross-hair styles.

Version 2.10.3

Installed February 17, 2005.
  • Much improved IVOA SED Data Model reader / writer.
  • Tree view of SED meta data.
  • Preliminary version (still under test) of a FUV interstellar extinction model with lines.
  • Bug fixes (cursor artifacts).

Version 2.10.2

Installed January 10, 2005.
  • Sequence numbers in spectrum memory window (to support scripting interface)
  • Bug fixes (error arrays, units)

Version 2.10.1

Installed December 15, 2004.
  • Preliminary installment of a spectral template tool.
  • Preliminary installment of a IVOA SED Data Model reader / writer.
  • Tree view of internal memory buffer.
  • Support for intensity units.
  • Bug fixes.

Version 2.10

Installed November 8, 2004.
  • Line identification tool.
  • Progress bar for remote downloads.
  • Faster graphics.
  • "Erase" button in annotations.
  • Bug fixes related to log scale with negative values and IUE echelle spectrograms.

Version 2.9.1

Installed August 25, 2004.
  • Enhanced spectral feature measurement tool.
  • Supports gzipped FITS files.
  • Better applet support.
  • Bug fixes.

Version 2.9

Installed July 12, 2004.
  • Spectral feature measurement tool.
  • Better support for preferences file.
  • User-settable look and feel.

Version 2.8.2

Installed May 19, 2004.
  • Changes in the spectrogram processor user interface.
  • Cursor supports "deep zoom" mode.
  • Search feature implemented in help pages.
  • Fixed access to JHU spectrum web services.
  • Processed spectrogram can be output to file in ASCII format.
  • Working directory can be initialized in startup command line.

Version 2.8.1

Installed May 11, 2004.
  • Bug fixes.

Version 2.8

Installed April 28, 2004.
  • Fourier low pass filter.
  • Optional coadd / splice echelle and ISO data at input.
  • Rest wavelengths.
  • Access to jhu.pha.skyservice Web Services spectral data bank.
  • Auto log mode in X axis.
  • Modified top-level menus.
  • Bug fixes, including the fitting misbehavior with ISO data.

Version 2.7

Installed February 05, 2004.
  • Spectrogram combination (splicing, coadding).
  • Support for ISO and FORS spectrograms.
  • Rest wavelengths (only for SDSS data for now).
  • Auto DQ filtering at input time.
  • Tabular display of data arrays.
  • Cursor log file.
  • Optional tick marks on cross hair.
  • Compact, stripped-down applet version (for special applications).

Version 2.6

Installed August 01, 2003.
  • Support for COS 1-D extracted spectrograms.
  • Multiple spectrogram input from lists of files.
  • Displays can be saved to file and recalled back later.
  • New spectral components: Lorentz and Voigt absorption profiles, seven types of interestellar reddening functions.
  • Error bars are plotted for SED data.
  • Plot annotations can be dragged with the mouse, and "pinned down" in either WCS or screen coordinates.
  • User-selectable graphics symbols and line types.
  • Wavenumber units.
  • Port to Java 1.4.

Version 2.5

Installed February 25, 2003.
  • FUSE support.
  • ACS grism support.
  • "generic" FITS table support.
  • Basic plot annotation.
  • Custom axis labelling.
  • New format (XML) for spectral component database file.
  • Active / inactive spectral components.
  • Easier installation procedure.
  • Fixed bug in GHRS/FOS file reader when handling single-group files.
  • Other bug fixes.

Version 2.4

Installed October 21, 2002.
  • SDSS support.
  • Color display of multi-instrument plots, color editor.
  • JDK1.3 under Solaris.
  • Bug fixes.

Version 2.3

Installed August 01, 2002.
  • IUE support.
  • Multi-instrument DQ flags.
  • Fits header display.
  • Bug fixes.

Version 2.2.1

Installed March 13, 2002.
  • Bug fixes.

Version 2.2

Installed January 31, 2002.
  • Constrained spectral components.
  • Voigt emission line profile.
  • Bug fixes.

Version 2.1.2

Installed December 13, 2001.
  • First release to external public; web page.
  • Support code for StarView.
  • Bug fixes.

Version 2.1.1

Installed August 28, 2001.
  • Command line processor.
  • Support for color preferences files.
  • Bug fixes.

Version 2.1

Installed July 24, 2001.
  • Graphics enhancements: log scaling, simple symbol support.
  • Simple spectrum smoothing.
  • Input from http connection.
  • Port to Windows and Linux.
  • Bug fixes.

Version 2.0

Installed April 2, 2001.
  • 100 % Java version (no native code).
  • Full STScI Archive FITS format support; text format input.
  • Comprehensive model fitting.
  • Hypertext based help with JavaHelp engine.
  • Bug fixes.

Version 1.0

Installed January 31, 2001.
  • First release for internal testing.
  • Crude support for model fitting.

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