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File:M57-spectrum-ru.png

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English: The spectrum of Ring Nebula (M57) in range 4500 — 6720 Å. Left part — helium line (HeIII, 4686 Å), hydrogen line (Hβ, 4861 Å) and two forbidden lines of oxygen ([OIII], 4959 Å and [OIII], 5007 Å), right — helium line (HeI, 5876 Å), two forbidden lines of oxygen ([OI], 6300 and 6364 Å), two forbidden lines of nitrogen ([NII], 6548 Å and [NII], 6584 Å), hydrogen line (Hα, 6563 Å) and forbidden line of sulfur ([SII], 6717 Å).
Русский: Спектр туманности Кольцо (M57) в диапазоне 4500 — 6720 Å. В левой части спектра видны линии гелия (HeIII, 4686 Å), водорода (Hβ, 4861 Å), а также две запрещённые линии кислорода ([OIII], 4959 Å и [OIII], 5007 Å), в правой части — линия гелия (HeI, 5876 Å), две запрещённые линии кислорода ([OI], 6300 и 6364 Å), две запрещённые линии азота ([NII], 6548 Å и [NII], 6584 Å) с линей водорода (Hα, 6563 Å) между ними, а также запрещённая линия серы ([SII], 6717 Å).
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Author Minami Himemiya

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17 October 2008

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Date/TimeThumbnailDimensionsUserComment
current12:56, 18 October 2008Thumbnail for version as of 12:56, 18 October 20081,200 × 800 (29 KB)姫宮南{{Information |Description={{en|The spectrum of Ring Nebula (M57) in range 4500 — 6720 Å. Left part — helium line (HeIII, 4686 Å), hydrogen line (H<sub>β</sub>, 4861 Å) and two forbidden lines of oxygen ([OIII], 4959 Å and [OIII], 5007 Å), right
21:26, 17 October 2008Thumbnail for version as of 21:26, 17 October 20081,200 × 800 (28 KB)姫宮南{{Information |Description={{en|The spectrum of Ring Nebula (M57) in range 4500 — 6720 Å. Left part — helium line (He III, 4686 Å), hydrogen line (H<sub>β</sub>, 4861 Å) and two forbidden lines of oxygen ([O III], 4959 Å and [O III], 5007 Å), ri
14:07, 17 October 2008Thumbnail for version as of 14:07, 17 October 20081,200 × 800 (23 KB)姫宮南{{Information |Description={{en|The spectrum of Ring Nebula (M57) in range 4500 — 6720 Å. Left part — helium line (He III, 4686 Å), hydrogen line (H<sub>β</sub>, 4861 Å) and two forbidden lines of oxygen ([O III], 4959 Å and [O III], 5007 Å), ri

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