New

15 January 2008. New meridian line inside a church (see Meridiane di Imperia)

28th July 2007. Special bifilar sundials (see my sundials)

18th June 2007. Ancient conical dial (see my sundials)

25th April 2007. Special bifilar sundials (see my sundials)

1st July 2005.  Further upgrade of Cartesius (version 1.0.131)

18th April 2005.  Further upgrade of Cartesius (version 1.0.129)

27th March 2005.  Further upgrade of Astrolabium (software)

2nd August 2004.  Further upgrade of Cartesius (version 1.0.126)

7th June 2004.  Further upgrade of Cartesius (version 1.0.122)

21th March 2004.  Further upgrade of Cartesius (version 1.0.119)

1st January 2004. New version of Astrolabium (software)

2nd December 2003.  See in Astrolabium page Equivalent Dials (software)

15th November 2003.  Further upgrade of Cartesius (version 1.0.118)

23rd October 2003.  Further upgrade of Cartesius (version 1.0.116)

10th October 2003. Special conic sundial (see my sundials)

6th October 2003. Further upgrade of Cartesius (version 1.0.115)

6th October 2003. Special double use sundial (see my sundials)

23rd September 2003. Further upgrade of Cartesius (version 1.0.107)

17th September 2003. Further upgrade of Cartesius (version 1.0.106)

1st September 2003. Further upgrade of Cartesius (version 1.0.105)

29th August 2003. Further upgrade of Cartesius (version 1.0.104)

23rd August 2003. Further upgrade of Cartesius (version 1.0.102)

17th August 2003. Further upgrade of Cartesius (version 1.0.101)

29th July 2003. Upgrade of Cartesius (version 1.0.93). Version completely renewed and strongly improved

24th July 2003. Upgrade of Cartesius (version 1.0.90)

14th July 2003. Upgrade of Cartesius (version 1.0.86)

7th July 2003. Upgrade of Cartesius (version 1.0.82)

13th May 2003. Mario Tebenghi's sundials

9th May 2003. Giuseppe Tavernini's analogue watches (software)

24th April 2003. New revised version (1.0.79) of Cartesius

2nd April 2003. Astrolabium Screen Saver 

29th September 2002. New revised  version (1.0.74) of Cartesius

23rd May 2002. New revised  version (1.0.69) of Cartesius

8th May 2002. New revised  version (1.0.64) of Cartesius

10th April 2002. New revised version of Cartesius

14th February 2002. New special software: Cartesius

20th July 2001. Further version of Unidec.exe

14th July 2001. Unidec.exe calculates the declination of a sundial by the azimuth. 

4th April 2001. Further version of  Temporal.exe

22nd March 2001. Improved version of  Temporal.exe

6th January 2001. New software showing numerical data for construction of ancient conical sundials. 

9th November 2000. Further improvement of inclinePS2 now IncliGN9. It is also presented IncliNP2, a new software exploiting the projective method but with a different position of the generating  sundial and the screen sundial. It is now available the analemma and the east and west reclining dials.

26th October 2000. Improved version  Incline PS2.

11th October 2000. Improved version of  3Drubeu4.exe and Rubeus.exe.

3rd May 2000. New Sundials by Lucio Maria Morra in "other sundials".

1st May 2000. Reflection dial by Silvio Magnani  in "other sundials".

18th April 2000. Cylindrical sundials without the computer : English version of the same article published on Gnomonica 6. See also on the software page Param98.exe.

10th January 2000. Temporary hours and almicantarat : English version of the same article published on Gnomonica 5.
See also the software programs in the software page.

25th January 2000. New sundials in "other sundials" . 
New software 3Dparabola.exe maps out cylindrical parabolic sundials by intersection method.