Sundial
A sundial is a device that tells the time of day by the position of the Sun. In common designs such as the horizontal sundial, the sun casts a shadow from its style onto a surface marked with lines in...
Sundial - Wikipedia
History of sundials
A sundial is a device that measures time by the position of the Sun. It measures local solar time. Before the coming of the railways in the 1830s and 1840s, local time as displayed on a sundial was us...
History of sundials - Wikipedia
Equation of time
The equation of time describes the discrepancy between two kinds of solar time. These are apparent solar time, which directly tracks the motion of the sun, and mean solar time, which tracks a fictitio...
Equation of time - Wikipedia
Analemmatic sundial
Analemmatic sundials are a type of horizontal sundial that has a vertical gnomon and hour markers positioned in an elliptical pattern. The gnomon is not fixed and must change position daily to accurat...
Analemmatic sundial - Wikipedia
Digital sundial
A digital sundial is a clock that indicates the current time with numerals formed by the sunlight striking it. Like a classical sundial, the device is purely passive and contains no moving parts. It...
Digital sundial - Wikipedia
List of sundial mottoes
Many sundials bear a motto to reflect the sentiments of its maker or owner.
List of sundial mottoes - Wikipedia
Zoharei Chama Synagogue
Zoharei Chama Synagogue (Hebrew: בית המדרש זהרי חמה‎, literally, "Sunrise Synagogue"), also spelled Zohorei Chama, colloquially known as the Sundial Building or the Mahane Yehuda Clock Tower, is...
Zoharei Chama Synagogue - Wikipedia
Tide (time)
Tide is an obsolete or archaic term for time, period or season.It survives in compounds such as Yuletide, eventide, shrovetide, Eastertide, noontide, etc.A simple noun tide was used synonymously with ...
Tide (time) - Wikipedia
Gnomon
A gnomon [ˈnoʊmɒn] NO-mon, from Greek γνώμων, gnōmōn, literally "one that knows or examines", is the part of a sundial that casts the shadow. The term has come to be used for a variety of purposes i...
Gnomon - Wikipedia
Noon mark
The Noon mark is a type of sundial that at its simplest is a vertical line on a south facing wall or a north-south line on a horizontal pavement. When the shadow of a point (or a projected image of t...
Noon mark - Wikipedia
List of sundial mottos
Many sundials bear a motto to reflect the sentiments of its maker or owner.
List of sundial mottos - Wikipedia
Kirkdale sundial
0°57′44.9″W / 54.2630972°N 0.962472°W / 54.2630972; -0.962472The Saxon sundial at St Gregory's Minster, Kirkdale, near Kirkbymoorside, North Yorkshire, England is an ancient s...
Kirkdale sundial - Wikipedia
Solar Pyramid
The Solar Pyramid was a proposed sculpture originally scheduled to open in June 2003 in the United Kingdom. The pyramid was to have been the UK's largest sculpture. It was also intended to become the ...
MarsDial
The MarsDial is a sundial that was devised for missions to Mars. It is used to calibrate the Pancam cameras of the Mars landers. MarsDials were placed on the Spirit and Opportunity Mars rovers, inscri...
MarsDial - Wikipedia
Sun clock
The Sumerian culture was lost without passing on its knowledge, but the Egyptians were apparently the next to formally divide their day into parts something like our hours. Obelisks (slender, tapering...
Sun clock - Wikipedia
Astronomical rings
Astronomical rings (Latin: annuli astronomici), also known as Gemma's rings, are an early astronomical instrument. The instrument consists of three rings, the meridian, the equator, and the declinati...
Astronomical rings - Wikipedia
Carefree sundial
The Carefree Sundial, in Carefree, Arizona, the "third largest sundial in the Western Hemisphere", designed by architect Joe Wong and solar engineer John I. Yellott (1908-1986), was erected in the Sun...
Carefree sundial - Wikipedia
Solarium Augusti
The Solarium Augusti (also called Horologium Augusti) was an ancient Roman monument in the Campus Martius constructed during the reign of Augustus. It functioned as a giant solar marker, according to ...
Solarium Augusti - Wikipedia
Cranmer Park
Cranmer Park is a Denver city park located in the Hilltop neighborhood off of Colorado Boulevard between East 1st and East 3rd Avenue. It is most famous for a large astronomical sculpture called a sun...
Cranmer Park - Wikipedia
Man Enters the Cosmos
Man Enters the Cosmos is a cast bronze sculpture by Henry Moore located on the Lake Michigan lakefront outside the Adler Planetarium in the Museum Campus area of downtown Chicago in Cook County, Illi...
Man Enters the Cosmos - Wikipedia
Olav Tryggvason (statue)
10°23′42″E / 63.43056°N 10.39500°E / 63.43056; 10.39500A statue of Olav Tryggvason is located in the central plaza of Trondheim, Norway, mounted on top of an obelisk. The stat...
Olav Tryggvason (statue) - Wikipedia
Sundial Bridge at Turtle Bay
The Sundial Bridge (also known as the Sundial Bridge at Turtle Bay) is a cantilever spar cable-stayed bridge for bicycles and pedestrians that spans the Sacramento River in Redding, California, United...
Sundial Bridge at Turtle Bay - Wikipedia
Analemma
In astronomy, an analemma (/ˌænəˈlɛmə/; from Greek ἀνάλημμα "pedestal of a sundial") is a curve representing the changing angular offset of a celestial body (usually the Sun) from its mean position on...
Analemma - Wikipedia
Quitsato Sundial
78°10′30″W / 0.00000°N 78.17500°W / 0.00000; -78.17500The Quitsato Sundial is a cultural-tourist place located at La Mitad Del Mundo, near to Cayambe, 47 km at North of Q...
Quitsato Sundial - Wikipedia