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One of about a dozen of the strongest Fraunhofer lines seen in the Solar spectrum, the A band at 7600 angstoms is due to telluric lines of molecular oxygen in the Earth's ...

А жұлдызы

علم الفلك; فلك عام

Star with spectral type A in which the spectrum of the Balmer lines of hydrogen attain their greatest strength. Helium lines can no longer be seen. Some metallic lines are ...

Ахиллес

علم الفلك; فلك عام

Trojan asteroid (60° ahead of Jupiter. It was the first Trojan to be discovered.

атомдық нөмір (заряд нөмірі)

علم الفلك; فلك عام

The number of protons in an atom's nucleus. This determines the type of element.

поляр шұғыласы

علم الفلك; فلك عام

the light produced by excited atoms and ions in the upper atmosphere of a planet

азимут

علم الفلك; فلك عام

1) Angular distance from the north point eastward to the intersection of the celestial horizon with the vertical circle passing through the object and the zenith. 2) Directional ...

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المجال / النطاق: الناس الفئة: الموسيقيون

Джон Леннон

John Lennon, (9 October 1940 – 8 December 1980) was a celebrated and influential musician and singer-songwriter who rose to worldwide fame as one of ...