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- Absolute_magnitude abstract "Absolute magnitude is the measure of intrinsic brightness of a celestial object. It is the hypothetical apparent magnitude of an object at a standard distance of exactly 10 parsecs (32.6 light years) from the observer, assuming no astronomical extinction of starlight. This places the objects on a common basis and allows the true energy output of astronomical objects to be compared without the distortion introduced by distance. As with all astronomical magnitudes, the absolute magnitude can be specified for different wavelength intervals; for stars the most commonly quoted absolute magnitude is the absolute visual magnitude, which uses only the visual (V) band of the spectrum (UBV system). Also commonly used is the absolute bolometric magnitude, which is the total luminosity expressed in magnitude units that takes into account energy radiated at all wavelengths, whether visible or not.The brighter the celestial object the smaller its absolute magnitude. The magnitude scale extends downward through the positive numbers and into the negative numbers as brightness increases. A difference of 1.0 in absolute magnitude corresponds to a difference of 2.512 ≈ 100.4 of absolute brightness. Therefore a star of magnitude -2 is 100 (or 2.5125) times brighter than a star of magnitude 3. The Milky Way, for example, has an absolute magnitude of about −20.5, so a quasar with an absolute magnitude of −25.5 is 100 times brighter than the Milky Way. If this particular quasar and the Milky Way could be seen side by side at the same distance of one parsec and the Milky Way's stars reduced to a single point, the quasar would be 5 magnitudes (or 100 times) brighter than the Milky Way. Similarly, Canopus has an absolute visual magnitude of about −5.5, whereas Ross 248 has an absolute visual magnitude of +14.8, for a difference of about 20 magnitudes, i.e., Canopus would be seen as about 20 magnitudes brighter; stated another way, Canopus emits more than 100 million (108) times more visual power than Ross 248.".
- Absolute_magnitude wikiPageExternalLink magnitudes.html.
- Absolute_magnitude wikiPageExternalLink h.html.
- Absolute_magnitude wikiPageExternalLink s4.htm.
- Absolute_magnitude wikiPageExternalLink www.iau.org.
- Absolute_magnitude wikiPageExternalLink Sizes.html.
- Absolute_magnitude wikiPageExternalLink costanti.html.
- Absolute_magnitude wikiPageExternalLink sim-fid.pl.
- Absolute_magnitude wikiPageExternalLink knc8CRLY7WMX324G2I7GXg==.
- Absolute_magnitude wikiPageID "1963".
- Absolute_magnitude wikiPageLength "17755".
- Absolute_magnitude wikiPageOutDegree "88".
- Absolute_magnitude wikiPageRevisionID "705214215".
- Absolute_magnitude wikiPageWikiLink Absolute_magnitude.
- Absolute_magnitude wikiPageWikiLink Alpha_Centauri.
- Absolute_magnitude wikiPageWikiLink Apparent_magnitude.
- Absolute_magnitude wikiPageWikiLink Asteroid.
- Absolute_magnitude wikiPageWikiLink Astronomical_unit.
- Absolute_magnitude wikiPageWikiLink Betelgeuse.
- Absolute_magnitude wikiPageWikiLink Black_Eye_galaxy.
- Absolute_magnitude wikiPageWikiLink Bolometer.
- Absolute_magnitude wikiPageWikiLink Bolometric_correction.
- Absolute_magnitude wikiPageWikiLink Bond_albedo.
- Absolute_magnitude wikiPageWikiLink Canopus.
- Absolute_magnitude wikiPageWikiLink Category:Observational_astronomy.
- Absolute_magnitude wikiPageWikiLink Deneb.
- Absolute_magnitude wikiPageWikiLink Distance_modulus.
- Absolute_magnitude wikiPageWikiLink Effective_temperature.
- Absolute_magnitude wikiPageWikiLink Electromagnetic_radiation.
- Absolute_magnitude wikiPageWikiLink Extinction_(astronomy).
- Absolute_magnitude wikiPageWikiLink General_relativity.
- Absolute_magnitude wikiPageWikiLink Hertzsprung–Russell_diagram.
- Absolute_magnitude wikiPageWikiLink Hubbles_law.
- Absolute_magnitude wikiPageWikiLink International_Astronomical_Union.
- Absolute_magnitude wikiPageWikiLink Intrinsic_brightness.
- Absolute_magnitude wikiPageWikiLink Irradiance.
- Absolute_magnitude wikiPageWikiLink Jansky.
- Absolute_magnitude wikiPageWikiLink K_correction.
- Absolute_magnitude wikiPageWikiLink Lamberts_cosine_law.
- Absolute_magnitude wikiPageWikiLink Law_of_cosines.
- Absolute_magnitude wikiPageWikiLink Light-year.
- Absolute_magnitude wikiPageWikiLink List_of_most_luminous_stars.
- Absolute_magnitude wikiPageWikiLink Luminosity.
- Absolute_magnitude wikiPageWikiLink Luminosity_distance.
- Absolute_magnitude wikiPageWikiLink Magnitude_(astronomy).
- Absolute_magnitude wikiPageWikiLink Messier_87.
- Absolute_magnitude wikiPageWikiLink Meteoroid.
- Absolute_magnitude wikiPageWikiLink Milky_Way.
- Absolute_magnitude wikiPageWikiLink Minute_and_second_of_arc.
- Absolute_magnitude wikiPageWikiLink Nebula.
- Absolute_magnitude wikiPageWikiLink Observation.
- Absolute_magnitude wikiPageWikiLink Optical_filter.
- Absolute_magnitude wikiPageWikiLink Orders_of_magnitude_(numbers).
- Absolute_magnitude wikiPageWikiLink Parallax.
- Absolute_magnitude wikiPageWikiLink Parsec.
- Absolute_magnitude wikiPageWikiLink Phase_angle_(astronomy).
- Absolute_magnitude wikiPageWikiLink Phase_curve_(astronomy).
- Absolute_magnitude wikiPageWikiLink Photographic_magnitude.
- Absolute_magnitude wikiPageWikiLink Plancks_law.
- Absolute_magnitude wikiPageWikiLink Planet.
- Absolute_magnitude wikiPageWikiLink Quasar.
- Absolute_magnitude wikiPageWikiLink Radiation.
- Absolute_magnitude wikiPageWikiLink Rigel.
- Absolute_magnitude wikiPageWikiLink Ross_248.
- Absolute_magnitude wikiPageWikiLink SIMBAD.
- Absolute_magnitude wikiPageWikiLink Sirius.
- Absolute_magnitude wikiPageWikiLink Solar_constant.
- Absolute_magnitude wikiPageWikiLink Solar_irradiance.
- Absolute_magnitude wikiPageWikiLink Sphere.
- Absolute_magnitude wikiPageWikiLink Sun.
- Absolute_magnitude wikiPageWikiLink Surface_brightness.
- Absolute_magnitude wikiPageWikiLink Temperature.
- Absolute_magnitude wikiPageWikiLink UBV_photometric_system.
- Absolute_magnitude wikiPageWikiLink Vega.
- Absolute_magnitude wikiPageWikiLink Watt.
- Absolute_magnitude wikiPageWikiLink Zenith.
- Absolute_magnitude wikiPageWikiLink Zeta_Puppis.
- Absolute_magnitude wikiPageWikiLinkText "(H)".
- Absolute_magnitude wikiPageWikiLinkText "Abs. magnitude".
- Absolute_magnitude wikiPageWikiLinkText "Absolute magnitude (H)".
- Absolute_magnitude wikiPageWikiLinkText "Absolute magnitude".
- Absolute_magnitude wikiPageWikiLinkText "Absolute magnitude#Bolometric magnitude".
- Absolute_magnitude wikiPageWikiLinkText "Absolute".
- Absolute_magnitude wikiPageWikiLinkText "H".
- Absolute_magnitude wikiPageWikiLinkText "M".
- Absolute_magnitude wikiPageWikiLinkText "Magnitude".
- Absolute_magnitude wikiPageWikiLinkText "V".
- Absolute_magnitude wikiPageWikiLinkText "absolute V band magnitude".
- Absolute_magnitude wikiPageWikiLinkText "absolute V magnitude (H)".
- Absolute_magnitude wikiPageWikiLinkText "absolute bolometric magnitude".
- Absolute_magnitude wikiPageWikiLinkText "absolute magnitude (H)".
- Absolute_magnitude wikiPageWikiLinkText "absolute magnitude H".
- Absolute_magnitude wikiPageWikiLinkText "absolute magnitude".
- Absolute_magnitude wikiPageWikiLinkText "absolute magnitudes (H)".
- Absolute_magnitude wikiPageWikiLinkText "absolute magnitudes".
- Absolute_magnitude wikiPageWikiLinkText "absolute visual magnitude".
- Absolute_magnitude wikiPageWikiLinkText "absolute".
- Absolute_magnitude wikiPageWikiLinkText "actual brightness".
- Absolute_magnitude wikiPageWikiLinkText "bolometric luminosity".
- Absolute_magnitude wikiPageWikiLinkText "bolometric magnitude".