Current Sun

 
 

 

Civil = Sundial + EoT + dLon

where dLon is 4 x nr degrees West of the Time Zone

 
 

Sundial Question?

What's New Under the Sun?

Tuesday, 20 October 2026 16:54

NASS is pleased to announce the upcoming sixth instance of Elements of Dialing , our introductory course about sundials, their history, and the science that makes them work. The free 12-lesson course, intended for those are new to sundialing, runs...

Tuesday, 20 October 2026 16:51

Dr. Robert Stairs rotates the 200-lb (90 kg) gnomon to tell the time from a line of sunlight onto the equatorial ring. After nearly two years of design, engineering, and fabrication, a large 8-ft (2.4m) bronze Schmoyer-type sundial was dedicated on...

Tuesday, 20 October 2026 16:38

The earth's rotation rate formally defined in 1956 by the International Committee on Weights and Measures as the length of the tropical year 1900 (calculated from the standard epoch of January 0, 1900 at 12 hours Ephemeris Time) being precisely...

Friday, 07 August 2026 21:23

The 31st annual NASS Conference was held in Louisville KY from June 25-28 2026. Thursday evening opened the conference with a social gathering and the traditional "grab bag" of gifts. Friday's bus tour of sundials was highlighted by two events: (1)...

Sunday, 02 August 2026 17:23

"This is a journal covering about 50 years of my interest in the Equation of Time, during which time I have been gathering pictures, charts and ideas on that subject." So starts Kevin Karney's book on the Equation of Time. Kevin was kind to provide...

Tuesday, 28 July 2026 22:16

This year there was no Sawyer Dialing Prize. Instead Evan received a Graduation Celebration at the NASS annual conference in Louisville, KY. Evan graduated this year (2026) from Bates College with a BA in Classical and Medieval Studies. His Senior...

Thursday, 28 May 2026 22:13

A wonderful trio of solar eclipses on the Iberian Peninsula will occur. The first will occur on 12 August 2026 with viewing time of more than 2 minutes. lThe second, almost exactly a year later on 2 August 2027 , will be even more spectacular, with...

Thursday, 07 May 2026 20:31

In August, 2009 the NASS Conference was held in Portland, Oregon and visited the sundial at Clark College in Vancouver, WA. The equatorial sundial, built in 1984, had just received a new gnomon: an analemmatic or "bowling pin" gnomon that corrects...