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A sol is the apparent interval between two successive returns of the Sun to the same meridian (sundial time) as seen by an observer on Mars. It is one of several units for timekeeping on Mars. A sol is slightly longer than an Earth day. It is approximately 24 hours, 39 minutes, 35 seconds long.
The average length of a Martian sidereal day is 24 h 37 m 22.663 s (88,642.663 seconds based on SI units), and the length of its solar day is 24 h 39 m 35.244 s (88,775.244 seconds). [3]
Ultimate Guitar (Ultimate Guitar USA LLC), also known as Ultimate-Guitar.com or simply UG, is an online platform for guitarists and musicians, started on October 9, 1998 by Eugeny Naidenov [1] and based in San Francisco, US.
The asteroid and comet belts orbit the Sun from the inner rocky planets into outer parts of the Solar System, interstellar space. [16] [17] [18] An astronomical unit, or AU, is the distance from Earth to the Sun, which is approximately 150 billion meters (93 million miles). [19] Small Solar System objects are classified by their orbits: [20] [21]
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With this sequence of emissions and absorptions, it takes a long time for radiation to reach the Sun's surface. Estimates of the photon travel time range between 10,000 and 170,000 years. [ 105 ] In contrast, it takes only 2.3 seconds for neutrinos , which account for about 2% of the total energy production of the Sun, to reach the surface.
The table of chords, created by the Greek astronomer, geometer, and geographer Ptolemy in Egypt during the 2nd century AD, is a trigonometric table in Book I, chapter 11 of Ptolemy's Almagest, [1] a treatise on mathematical astronomy. It is essentially equivalent to a table of values of the sine function.
Sol (musical note) or G, a note of the solfege music scale; Sol (band), a Canadian indie rock band active in the 1990s; Sol Band or simply Sol, Palestinian folk-pop band; Sol, an album by electronic musician Eskmo; Sol, an album by Ougenweide; Shit Out of Luck, a 1996 album by The Lillingtons