Një grup

Një grup

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 atmosphere. (originally thought to originate in the Sun by Fraunhofer.)

0 0

Améliorer

Ajouter une image

Partie du discours : nom
Synonyme(s) :
Blossaire :
Secteur d’activité/Domaine : Astronomie
Catégorie : l'astronomie générale
Company: Caltech
Produit :
Acronyme-Abréviation :

Suite

Ajouter à Mon Glossaire

Autres langues :

Suite

Commentaires

Voir les termes similaires

grup

Chimie; Chimie générale

1. A substructure that imparts characteristic chemical behaviors to a molecule, for example, a carboxylic acid group. (also: functional group ). 2. A vertical column on the ...

grup

Internet; Les médias sociaux

A group is not a page or profile. It is a Facebook site created by bands, companies and other organizations to promote their activities. Visit the Help Center to learn more.

grup

Sociologie; Sociologie générale

Any number of people with similar norms, values, and expectations who interact with one another on a regular basis.

një-dimensionale

Mathématiques; Géométrie

Having length, but no width; examples: a line, a ray, a segment.

Një yll

Astronomie; l'astronomie générale

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 ...

vit julian

Astronomie; l'astronomie générale

Exactly 365. 25 days, in which a century (100 years) is exactly 36525 days and in which 1900. 0 corresponds exactly to 1900 January 0. 5 (from the Julian-date system, which is ...

heliocentrik

Astronomie; l'astronomie générale

Referring to the sun. A heliocentric orbit is one based on the sun as one of the two foci of the (elliptical) orbit (or as the center of a circular orbit); a heliocentric ...

datë juliane

Astronomie; l'astronomie générale

The interval of time in days (and fraction of a day) since Greenwich noon on Jan. 1, 4713 BC. The JD is always half a day off from Universal Time, because the current definition ...

ekuinoks

Astronomie; l'astronomie générale

Either of the two points (vernal, autumnal) on the celestial sphere where the ecliptic (which is the apparent path of the sun on the sky) intersects the celestial equator. Due to ...

shtrirje

Astronomie; l'astronomie générale

Angular distance of a celestial object from the sun in the sky. In standard ephemerides, this is usually denoted by the Greek letter epsilon (or by the abbreviation "Elong. "). A ...

pjerrësi

Astronomie; l'astronomie générale

One element of the astronomical coordinate system on the sky that is used by astronomers. Declination, which can be thought of as latitude on the earth projected onto the sky, is ...

Les termes dans Actualités

Termes en vedette

ilirejupi

0
Termes
0
Blossaires
6
Abonnés

Secteur d’activité/Domaine : Publicité Catégorie : Publicité télévisée

(Video rekorder personal) vrp

A generic term for a device that is similar to a VCR but records television data in digital format as opposed to the VCR's analog format. PVRs have ...