1. AR1520: Islands in the Photosphere
... Astronomy Picture of the Day . AR1520: Islands in the Photosphere . << Yesterday . 14.07.2012 . Tomorrow >> . ... anchored in magnetic fields , sunspots are planet-sized, dark islands in the solar photosphere , the bright surface of the Sun ...
2. APOD: 2001 March 15 - Islands in the Photosphere
... 2001 March 15 . Islands in the Photosphere . Credit Copyright: Gunther Groenez . ... anchored in magnetic fields , sunspots are planet-sized, dark islands in the solar photosphere , the bright surface of the Sun ...
4. Solar Physics
... Bowels of the Sun . Solar Photosphere . Solar Chromosphere . Solar Corona . ... Photosphere as the Range of Heights in Atmosphere. ... Structural Formations in Photosphere: Granules, Sun Spots, Pores, Torches. ...
5. Latest images of the Sun September 09, 2015
... 30 . Image of Sun's chromosphere . No data for the last 3 days . Image of Sun's photosphere . ... Image of Sun's photosphere obtained 09.09.2015 at 23:36 UT with HMI instrument on board SDO spacecraft . ...
6. http://www.uafo.ru/publ/gao/2012GAOconf_293_296_Mozharovsky.pdf
... PHOTOSPHERE MODELS DATA STRUCTURES AND TYPES OF CALCULATIONS OF PROGRAM "SUNWORLD" S.G.Mozharovsky Ussuriysk Astrophysical Observatory of FEB RAS, Ussuriysk, Russia sw@newmail.ru For many years we design and use a software package SunWorld, which ...
7. APOD: 2000 September 28 - Heating Coronal Loops
... Explanation: Extending above the photosphere or visible surface of the Sun , the faint, tenuous solar corona can't be easily seen from Earth, but it is measured to be hundreds of times hotter than the photosphere itself. ...
8. http://star.arm.ac.uk/~ambn/abstract274.html
... the location of HR diagram and therefore age determination of stars, atmospheric structure in middle and upper photosphere ... active late type stars the question arises to what degree is mainly upper photosphere influenced by nearby chromosphere ...
9. fotosferae
... Photosphere is the lower layer of the star atmosphere. ... The photosphere thickness is about 0,001 RD (200 - 300 km), density - 10^-9 - 10^-6 g/sm^3 temperature is decreasing upwards ...
10. Sunspots [Oulu]
... darker) than their surroundings, being about 3800 K hot while the photosphere is typically at about 5800 K. Because of this and ... They are also related to very strong magnetic fields, about 2000 - 4000 G (in photosphere only a few G). ...