Sentence examples for mean solar day from high-quality English sources.

• The sidereal day is almost 4 minutes shorter than the mean solar day of 24 of the hours shown by ordinary timepieces.

• When the increasing accuracy of clocks led to the adoption of the mean solar day, which contained 86,400 seconds, this mean solar second became the basic unit of time.

• From this extended set of information it is found that, relative to dynamical time, the length of the mean solar day increases secularly about 1.6 milliseconds per century, the rate of the Earth’s rotation decreases about one part per million in 5,000 years, and rotational time loses about 30 seconds per century squared.

• Because the orbital motion of the Earth makes the Sun seem to move slightly eastward each day relative to the stars, the solar day is about four minutes longer than the sidereal day; i.e., the mean solar day is 24 hours 3 minutes 56.555 seconds of mean sidereal time; more usually the sidereal day is expressed in terms of solar time, being 23 hours 56 minutes 4 seconds of mean solar time long.

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  The amount of solar energy intercepted by Earth in one day, according to the Renewable Resource Data Center, is greater than the amount of energy the country uses in an entire year—but that doesn’t mean it’s going to fall neatly into the solar receptors hanging around your neck.

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  Mean surface temperature varies little over annual and night-day cycles.

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  This would mean doubling solar capacity every 18 months or so; it is roughly on track to meet its goal.

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  Photographer Kevin Lamarque: "On a day when everyone, and I mean everyone, was told not to look at the eclipse without protective glasses, Trump, President of the United States, couldn't help himself."

Use mean solar day in a sentence.

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  Historically, astronomers used Greenwich Mean Astronomical Time (GMAT), in which the astronomical day began at noon at longitude (0°), in accord with scientific tradition.

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  Its second is the second of atomic time, while its epoch is kept by periodic adjustment, within 0.9 second of mean solar time.

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  Greenwich Mean Time (GMT), the name for mean solar time of the longitude (0°) of the Royal Greenwich Observatory in England.

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  Just because cars won’t be able to get all their energy from the sun, it doesn’t mean solar panels won’t be useful for cutting demand on the grid when more cars do go electric, says Minak.

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  By 2020 it plans to have tripled its solar capacity—already greater than that of any other country—to 143 gigawatts (GW); two years ago the world’s entire installed solar capacity came to 181GW.

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  Kirsch has been involved since day one.

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  On July 22nd a total solar eclipse was visible from India and China.

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  That would mean tripling current wind and solar output, at a cost of around €40bn ($44bn).

mean solar day sentence examples

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  Advances with the technology mean many such craft could be swarming into the sky.

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  The potential for solar energy is enormous, since about 200,000 times the world’s total daily electric-generating capacity is received by Earth every day in the form of solar energy.

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  The black hole in Messier 87 has an event about half a light-day across (about the size of the bit of the Solar System that has planets in it).

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  Converting farmland to solar doesn't mean that the land can't be used for agriculture.