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    1. Magnitudes
    ... Next: Sky Brightness Up: Part IV Extragalactic Astronomy Previous: Signal-to-Noise Ratio . Each magnitude is a factor of 2.51 in luminosity. ...
    [ Сохраненная копия ]  Ссылки http://www.mso.anu.edu.au/pfrancis/reference/reference/node3.html -- 8.6 Кб -- 02.10.2012
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    2. http://www.mso.anu.edu.au/~geoff/HEA/Magnitudes.pdf
    ... Magnitudes and Surface Brightness 1 The magnitude system 1.1 Apparent magnitude ... Magnitudes and surface brightness 1/6 In order to convert magnitudes to flux one ... magnitude is defined by M = ­ 2.5 log then we have for the sun: F 10 -------- F0 F ...
    [ Текст ]  Ссылки http://www.mso.anu.edu.au/~geoff/HEA/Magnitudes.pdf -- 15.0 Кб -- 12.04.2000
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    3. Color-Magnitude Diagram of a Milky Way Satellite Galaxy
    ... The star at position (284.6,784.2) has a I magnitude of 16.05 and a V-band magnitude of 16.45. ... horizontal branch stars in your CMD and comparing the apparent magnitude with the absolute magnitude of a BHB star (wikipedia ...
    [ Сохраненная копия ]  Ссылки http://www.mso.anu.edu.au/~jerjen/researchprojects/dwarf_cmd/dwarf_cmd.html -- 4.8 Кб -- 02.10.2012
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    4. Paul Francis -- Astronomical Constants
    ... Cosmological Equations . Signal-to-Noise Equations . Filters and Magnitudes . Sky Brightnesses . Astronomical Quantities . ... 1 Megaton = 4*10**15 Joules . An AB magnitude is calculated by the equation . AB=-2.5 log10(flux) - 48.60 . ...
    [ Сохраненная копия ]  Ссылки http://www.mso.anu.edu.au/pfrancis/constants.html -- 2.9 Кб -- 01.10.2012
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    5. http://www.mso.anu.edu.au/pfrancis/ObsTech/Ass4.pdf
    ... on the following sample of gamma-ray burst absolute magnitudes: -9.33 -9.51 -9.40 -9.77 -10.16 -9.13 -9.56 -9.32 -8.98 -9.45 -9.56 -9.77 A paper has recently been published reporting the discovery of a gamma-ray bursts with an absolute magnitude of -8.56 ...
    [ Текст ]  Ссылки http://www.mso.anu.edu.au/pfrancis/ObsTech/Ass4.pdf -- 86.3 Кб -- 04.05.2007
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    6. Sky Brightness
    ... Up: Part IV Extragalactic Astronomy Previous: Magnitudes . Sky brightnesses in magnitudes per square arcsecond. ... Up: Part IV Extragalactic Astronomy Previous: Magnitudes . Sky brightnesses in magnitudes per square arcsecond. ...
    [ Сохраненная копия ]  Ссылки http://www.mso.anu.edu.au/pfrancis/reference/reference/node4.html -- 4.1 Кб -- 02.10.2012
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    7. http://www.mso.anu.edu.au/pfrancis/ObsTech/MagPrac.pdf
    ... Magnitude Practice Exercises 1: A quasar has an I-band magnitude of 21.0 (Vega). ...
    [ Текст ]  Ссылки http://www.mso.anu.edu.au/pfrancis/ObsTech/MagPrac.pdf -- 60.0 Кб -- 13.04.2007
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    8. The SkyMapper Imager S/N Calculator
    ... FILTER u vs g r i z . Moon Phase DARK GREY BRIGHT . AB magnitudes . Johnson . magnitude . seeing (arcsecs) . ... AB magnitudes . Johnson . magnitude . seeing (arcsecs) . aperture size radius (arcsecs) [0 = optimal] . ...
    [ Сохраненная копия ]  Ссылки http://www.mso.anu.edu.au/~brian/SkyMapper_SNR.html -- 2.4 Кб -- 01.10.2012
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    9. Cepheid Variables
    ... PL-RELATION: The relationship between a Cepheid's period P (in days), and its absolute magnitude (e.g. in V magnitude) has been empirically derived by many astronomers throughout the Twentieth Century. ...
    [ Сохраненная копия ]  Ссылки http://www.mso.anu.edu.au/~jerjen/researchprojects/cepheids/cepheids.html -- 8.3 Кб -- 02.10.2012
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    10. http://www.mso.anu.edu.au/~brian/A3002/probset2-2008.pdf
    ... magnitude of SN Ia =-19.5 mag, and that your supernova search will be able to detect ... magnitude of the SNIa actually detected at z=0.05, and z=0.09 for 3 assumptions of ...
    [ Текст ]  Ссылки http://www.mso.anu.edu.au/~brian/A3002/probset2-2008.pdf -- 86.1 Кб -- 27.10.2008
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