Current Sun

 
 

 

Civil = Sundial + EoT + dLon

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

 
 

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Sundials of North America

This is a listing of sundials in the North American Sundial Society Registry. The ordering can be changed using the box above. Or you can search for a dial by number, city, state/province, or type. You can also find sundials in a particular state/province by clicking on the right-column list of state/province names.

Click on the dial photo or city name to see the full sundial details

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Annapolis Maryland USA Obelisk or Vertical Gnomon 174
4'x4' Bronze & Brass 4' Dial plate is elaborately engraved bronze with hour and date lines. Self-orienting dial. Locate line for the date; rotate dial until shadow tip touches that line. Read time from intersection of the shadow's tip and the time line radiating from dial center. Gnomon is a model of a naval missile, resting on an anchor. A ship's ...
Annapolis Maryland USA Horizontal Dial 181
Farenholt sundial for U.S. Naval Hospital Annapolis MD. This cast bronze dial was designed and commissioned by RADM Farenholt for U.S. Naval Hospitals at bases where he was commanding officer, visited, or had special meaning to him. The dial is 18 inches (46cm) in diameter. The outer chapter ring has the motto, followed by a chapter ring with Arab...
Annapolis Maryland USA Armillary Sphere 765
A bronze armillary dial with meridian, horizon and equatorial rings on a concrete pedestal. Dial is located in Government House residence and requires a tour of the property for access.
Annapolis Maryland USA Noon Mark or Meridian Dial 1036
This brass mariner's compass about 12 inches in diameter is mounted on the east side of a concrete pillar. It is known on campus as "The Ptolemy Stone". It functions as a meridian transit with altitude marks every half degree engraved on the upper south quadrant. The alidade has a notch on the upper end and a plate at the lower end, designed for ...
Baltimore Maryland USA Polyhedral Dial 91
Bronze on stone. Renovated 1904 and again in 1994 (by George McDowell.). It is a 17-facet hemispherical compendium dial. Has facets calibrated for local solar time for Baltimore, Jeddo [Tokyo], Honolulu, Sitka, Pitcairn Islands, San Francisco, Cape Cod, Rio Jancito, London, Fernano Po, Cape Town, Jerusalem, and Calcutta. Has a polar and vertical di...
Baltimore Maryland USA Analemmatic Dial 1015
This red brick analemmatic is an ellipse 18x12 feet (6x4m). It has concrete stone inlays for the zodiac walkway and hour stones from 5am to 7pm in black lettering. At the edges are markers for the cardinal points and along the east-west line are the seasonal points (Bailey Points) for determining the direction of the rise and set of the sun. ...
Baltimore Maryland USA Vertical Dial 243
18 x29 inch vertical dial. Solar noon analemma, equinox and solstice lines, horizontal lines, line showing approx shadow lengths on April 15 and Aug 31. Lines sandblasted into veined white Carrera marble. Dial is calibrated for EDT. AM hours indicated by shadow of stile's western edge, PM, by shadow of its eastern edge. When shadow tip is bisected ...
Baltimore Maryland USA Analemmatic Dial 843
Volunteers painted a 16 x 5 foot analemmatic dial for the elementary and middle school students. The dial has 8-inch circles for hour numbers from 5am to 7pm using standard time. The dial walkway is painted with yellow month lines and abbreviations for each month to the side. The words "summer" and "winter" are at the solstice lines. Bailey poin...
Baltimore Maryland USA Analemmatic Dial 844
Volunteers painted a 16 x 5 foot analemmatic dial for the elementary and middle school students. The dial has 8-inch circles for hour numbers from 5am to 7pm using standard time. The dial walkway is painted with yellow month lines and abbreviations for each month to the side. The words "summer" and "winter" are at the solstice lines. Bailey poin...
Baltimore Maryland USA Horizontal Dial 323
Nice horizontal dial sitting on a 6 x 4 ft (2x1,3m) stone pedestal. The dial itself is 5-ft (1.5m) in diameter with a 2.5-ft (0.75m) high gnomon of open-work bronze. The lines, numerals and lettering of the dial face are so finely done that one cannot tell whether the dial plate was made of cast stone or was carved by an extraordinarily skilled m...
Baltimore Maryland USA Horizontal Dial 325
A 12 inch diameter horizontal bronze dial. A wire is stretched from the dial's center, which is decorated as a cluster of flowers, to the beak of a bird perched on the rim of the dial plate, forming the gnomon at proper angle. The bird is apparently the 'early bird' eating the worm (gnomon). The dial plate itself has hour lines and Roman numerals...
Baltimore Maryland USA Equatorial Dial 327
The dial is a partial cylinder held upright at the proper angle by four ornate pillars. The gnomon is a wire stretched between another pillar at the south edge and the mouth of an eagle mounted on another pillar at the north edge. On the wire is a bead, the shadow of which falls on the cylindrical plate. The cylindrical plate has an analemma for e...
Bethesda Maryland United States Horizontal Dial 461
Farenholt sundial for U.S. Naval Hospital Brooklyn NY. This cast bronze dial was designed and commissioned by RADM Farenholt for U.S. Naval Hospitals at bases where he was commanding officer, visited, or had special meaning to him. The dial is 18 inches (46cm) in diameter. The outer chapter ring has the motto, followed by a chapter ring with Arabi...
Bethesda Maryland United States Horizontal Dial 462
Farenholt sundial for U.S. Naval Hospital Pearl Harbor, Hawaiian Islands. This cast bronze dial was designed and commissioned by RADM Farenholt for U.S. Naval Hospitals at bases where he was commanding officer, visited, or had special meaning to him. The dial is 18 inches (46cm) in diameter. The outer chapter ring has the motto, followed by a chap...
Bethesda Maryland USA Horizontal Dial 258
Farenholt sundial for U.S. Naval Center Maryland. This cast bronze dial was designed and commissioned by RADM Farenholt for U.S. Naval Hospitals at bases where he was commanding officer, visited, or had special meaning to him. The dial is 18 inches (46cm) in diameter. The outer chapter ring has the motto, followed by a chapter ring with Arabic hou...
Bowie Maryland USA Vertical Dial 372
A small vertical stone dial with a weathered wood gnomon is mounted with iron brackets to the wall of Sacred Heart Chapel. The dial is about 26 inches wide by 16 inches high. The inscribed longitude of 00 deg 20 min East is correct for the United States Prime Meridian which goes approximately up 16th Street in Washington DC. In 1853, fire destroy...
Bowie Maryland USA Vertical Dial 712
The Bowie Portal Dial is a 48x66 inch vertical dial of frosted glass atop two 15 foot tall steel beams. The dial face has bronze filigreed hour lines, Roman hour numerals and a supported bronze gnomon. The translucent glass allows the dial time to be read from both sides. At ground level the two steel beams are surrounded by steel benches covered i...
College Park Maryland USA Horizontal Dial 260
Very large horizontal dial 25 foot in diameter. Concrete dial with bronze gnomon 6' 6" high at tip. Has hour markers on raised circular slab. Metal disc with university seal in center of pierced gnomon. Adjacent graph provided correction for both EOT and mean/standard time differences. Due north or gnomon are shadow markers for date of year. Reloc...
Gaithersburg Maryland USA Polar Dial 51
Briggs Commemorative Sundial. One of the more complex and elaborate ones in the US. The dial plate lies parallel to the earth's axis of rotation. The dial has three gnomons. The upper and lower point out Eastern Standard time, the middle one indicates local apparent (solar) time throughout the year. A copy of the brochure is in the NASS Archives.
Hagerstown Maryland USA Horizontal Dial 701
A 16 inch octagonal bronze horizontal dial with hour lines and Arabic numerals. Dial face includes boldly raised representations of five different flowers identified by botanic names. Original gnomon has been replaced. Dial is placed atop an octagonal concrete pedestal with stone base.
Hollywood Maryland USA Horizontal Dial 373
A 26 inch hexagonal, English-made slate horizontal dial with a 3/8-inch thick, knife-edge bronze gnomon and no noon gap. Dial face has hour, half-hour and quarter-hour marks in inner bands, and 3-minute marks in the outer band. Hours are marked with Roman numerals. The dial sits on a hexagonal pedestal carved with coats-of-arms of families that li...
Rockville Maryland USA Horizontal Dial 823
A simple stainless steel gnomon 5-inches in diameter sits on a 6-foot concrete dais. Surrounding the dais are brick pavers with two circular bands of granite pavers. The interior band is for daylight saving time hours of engraved numbers filled with a gold color and a similar outer band for standard time hours. The granite pavers also mark the ca...
Rockville Maryland USA Equatorial Dial 1108
One of Bill Gottesman's unique-design Renaissance dials of cast and structural bronze with a 27 inch diameter helix with a celestial-north aligned axis. Time is told by a focused beam of light that moves around the helix throughout the day. The light beam is reflected from a long cylindrical unsilvered mirror in a structure that supports the helix....
St. Mary's City Maryland USA Equatorial Dial 374
Cement half-cylinder acting as an equatorial time ring with an inside radius of about 18 inches and a concrete gnomon 5 inches thick that looks more like a piece of lumber set on edge than a gnomon. There is no nodus such that the gnomon shadow is a straight line on the wide equatorial band. The cylindrical inner face is stainless steel with an e...
Sunderland Maryland USA Horizontal Dial 259
A brass horizontal dial 11.5 inches in diameter with a 7 inch high gnomon. The dial is intricately engraved and includes compass points and gradations of the clock to two minutes. Made by "E. Nairne", a London dial maker in the 1750's to 1800. Rector Stephanie Chase Wilson says "I believe it was made specifically for our church as it has the name "...
Towson Maryland USA Horizontal Dial 334
A bronze horizontal dial made inscribed "1715". About 10 inches in diameter with an ornately decorated dial plate. The original gnomon has been removed and a modern garden sundial placed over the original dial face; little of the original face is visible. The dial is on a square stone that sits atop a plane square cut stone pillar.
Wheaton Maryland USA Horizontal Dial 503
A 20 foot diameter horizontal dial in the middle of a brick patio. The gnomon, about 12 inches wide and 8 feet tall, is made of thin wood painted a verdant green and edged with molding. The dial face is a bed of flowers with hour lines of small plants, all immaculately kept by gardener and dial builder Roger Haynes. Around the circumference of the ...