Release Notes

Version 1.0.3

Released: 2004/03/12.

New Features: 

• Limited support for (unregularized) ZWPs has been enabled; related options: ZWP, IntegCoordZWPs, StepSizeZWPs, DeltaM, LWPsPerturbZWPs. This code is currently beta quality and not recommended for critical work.

• Package documentation has been updated, converted to HTML, and cross-linked as appropriate. It will gradually evolve into a complete reference manual.

Bug fixes: 

• The IdTag and JacIndex tags (see InputOrder) were sometimes ignored during initialization.

• Certain cases of zero-mass HWPs or LWPs combined with IntegCoord = Jacobi were treated incorrectly.

Version 1.0.2

Released: 2003/08/06.

New Features: 

• The standard driver has been reworked to make building custom drivers easier; command line options for benchmarking and recovery from unexpected termination have also been added.

• Added on-demand checkpointing [hnb_checkpoint() routine], the ability to limit the number of save files written [SaveLimit option], and automatic pruning of ejected bodies [PruneCollisions option]

• Added several new utilities for working with HNBody output files.

Bug fixes: 

• Several bug fixes to hnconvert and other utilities.

• Incorrect/failed restarting of integrations when OutputData = SmartFloat has been fixed.

Version 1.0.1

Released: 2002/05/09.

New Features: 

• A version/contact information option (-v) has been added to the standard driver and utilities.

• A QTD mode (compile-time option) has been added to lunar driver to fully emulate the calculation of Quinn, Tremaine, & Duncan (1991); in addition, the default mode now uses f=0.8525 (cf. Varadi, Runnegar, & Ghil 2003).

Bug fixes: 

• Binary file support is now stable, including under MS-DOS.

• Incorrect truncation of output files when restarting a saved integration has been fixed.

• Fixed zoom and thin plotting features for energy files in the SM Macro Library.

Version 1.0

Released: 2002/04/20.

• Initial public release.

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