WebJan 22, 2009 · The simple answer is that nearby stars radiate their energy into a nearby gas cloud, the nebula. This then ionizes the gas in the nebula (Electrons gain energy). The … http://www.narrowbandimaging.com/synthetic_rgb_page.htm
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WebQuad Band - combines Sii AND Ha into a red zone, and H-beta + Oiii into a green/blue zone. (Recommended for moderate light pollution). Sensitive OSC or "One Shot Colour" CMOS cameras like the Altair Hypercam 183C capture these wavelengths very efficiently, and allow them through the Bayer matrix. The filters also work with DSLRs (APS-C … WebSII and Ha often have very similar structure, however Ha will often include additional whispy and cloudy structure on top of the well defined and more solid structures evident in SII. OIII can often be quite different, existing as more tenuous, diffuse, and whispy or cloudy structures. The HOO or “Natural Color” Blend empower panel
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WebJun 1, 2024 · Ha Master. Oiii Master. Sii Master. Star Align. The Sii will need to be star aligned with the Ha sub. Drag the process icon over the Sii and it should create a new Sii_registered. I typically rename that as Sii. Narrowband Processing with OSC. With your data in Sii, Ha and Oiii, you can now process the Rosette Nebula just like any other NB … WebJan 31, 2024 · Oiii = 95%G + 45%B Sii = 75%R + 15%G + 5%B Method 1 integrate data from each filter separately 2 SPCC each image 3 Register the two images 4 For L Extreme filter split RGB create Ha = 0.8*R + 0.15*G + 0.05*B create Oiii_LExt = 0.95*G + 0.45*B 5 For Askar Oiii / Sii filter Split RGB create Oiii_A = 0.95*G + 0.45*B WebHa = Red, [OIII] = Green, [OIII] + X * Halpha = Blue The image of M33 below includes [SII] in order to make a pseudo true color image but one that accentuates the HII regions Ha + X * [SII] = Red, [OIII] = Green, [OIII] + Y * Halpha = Blue Here's a comment from the University of Wisconsin Halpha Mapper website: empowerparkinson.org