HPlanetarium

Please note that the english version of the site (the one you are reading) was automatically translated from the french version. Of course, I quickly corrected the biggest errors, but many of them may be still there. Please apologize for this.

Introduction

HPlanetarium is a free astronomy software under the GNU Public License, for HP39, HP40, HP48, HP49 and HP50. It is written and maintained by Khanh-Dang Nguyen Thu-Lam (kdntl at yahoo dot fr). HPlanetarium can be downloaded on hpcalc.org, but the official page is on my web page.

• Latest stable version: 3.08

News

For more detailled and more recent news, please look at the french version of this page.

You can also take also take a look at the Changelog of the current developpement version.

December, 9th 2006

Version 3.08

Aout, 12th 2006

Version 3.08-beta3

February 2nd, 2006

3.07 (final release)

January 23th, 2006

3.07 beta4

January 14th, 2006

3.07 beta3

December 30th, 2005

20051230 (3.07 beta)

December 13th, 2005

3.07 beta2

December 11th, 2005

3.07 beta1

December 9th, 2005

Release of version 3.06 (final release): bugfixes.

December 5th, 2005

Release of version 3.06 rc4: bugsfixes.

December 4th, 2005

Release of version 3.06 rc3: bugsfixes.

December 3rd, 2005

Release of version 3.06 rc2: several bugs fixed.

November 29, 2005

Release of version 3.06 rc1

• Jupiter's satellites
• Horizon is now drawn as a circle instead: faster (very little) and smaller program.
• The "goto user" function is now an inform box.
• Improved compatibility for HP48

November 15, 2005

Release of version 3.05 rc1

• There is now a complete manual (but in French): HPl-manuel.pdf
• New program: HPL-Ephe. Like HPL but uses Ephe 2.02 written Jean Philippe Eimer.
• HPl+: added commands CATCONVERT and HPL+ (front-end to HPL).
• The compilation of the light version is now handled internally. Source of HPl can now be stored anywhere, included in flash.

May 12, 2005

Release of version 3.01 (final release):

• Now shows rise/transit/set times for the center of the display
• Some (small) bug fixes.

May 11, 2005

Release of version 3.01-beta1:

• Computation of rise/transit/set times for planets, with a trivial algorithm used for iteration.
• Enhanced data display in the planetarium
• Bug fixes.

May 10, 2005

New web site.

October 26, 2004

Release of the 3.0-light version for the HP48G (with only 32KB of RAM)

September 5, 2004

Release of version 3.0 (final release):

• HPlanetarium now runs flawlessly on HP48
• Bug fixes

August 26, 2004

Release of version 3.0-beta3:

• Lots of bug fixes

August 25, 2004

Release of version 3.0-beta2:

• Messier catalog
• EPHEM command for automatic generation of ephemeris tables.
• HPLPAREDIT: inform box for editing the HPLPAR variable
• Documentation
• French version of the program
• many bug fixes and enhancements

August 3rd, 2004

Release of version 3.0-beta1. This is the first release of the new version of HPlanetarium. I lost the source of the version 2.0, so I had to rewrite the whole program from scratch. Finally, it's a good thing because a could fix the design errors of the 2.0 version.