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blog:photography:night:2021_10_25 [2021/10/30 22:06] – john | blog:photography:night:2021_10_25 [2021/11/06 10:11] (current) – [Images] john |
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<imgcaption 1|EOS 200D, Tokina f/2.8, 11mm, ISO3200, 6 x 120 seconds, processed from RAW>{{:blog:photography:night:2021_10_25:final_2.jpg?550|}}</imgcaption><imgcaption 1|EOS 200D, Tokina f/2.8, 11mm, ISO3200, 1 x 120 seconds, uncorrected JPEG>{{:blog:photography:night:img_3759.jpg?550|}}</imgcaption> | <imgcaption 1|EOS 200D, Tokina f/2.8, 11mm, ISO3200, 6 x 120 seconds, processed from RAW>{{:blog:photography:night:2021_10_25:final_2.jpg?550|}}</imgcaption><imgcaption 1|EOS 200D, Tokina f/2.8, 11mm, ISO3200, 1 x 120 seconds, uncorrected JPEG>{{:blog:photography:night:img_3759.jpg?550|}}</imgcaption> |
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| There was a fairly lurid coloured moon this night, so I also switched out to my only other lens available my 105mm Sigma macro: |
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| <imgcaption 1|EOS 200D, Sigma f/2.8, 105mm, ISO200, 1 x 1/60 seconds at f11, processed from RAW>{{:blog:photography:night:2021_10_25:img_3788.jpg?550|}}</imgcaption><imgcaption 1|EOS 200D, Sigma f/2.8, 105mm, ISO200, 1 x 1/60 seconds at f11, centre crop>{{:blog:photography:night:2021_10_25:img_3788_centre_crop.jpg?550|}}</imgcaption> |
==== Image Processing Notes ==== | ==== Image Processing Notes ==== |
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**4. Let ASTAP do the stacking, along with any dark, flat and bias images.** | **4. Let ASTAP do the stacking, along with any dark, flat and bias images.** |
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**5. In the resulting stacked image, if the star colours look //off//, try another stacking/colour de-mosaic algorithm, or try the 'Fix or correct image colours' option from the tools menu.** | {{:blog:photography:night:astap-stacking-settings.png?600|}} |
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| //For me, the best results were with the AstroSimple option and Sigma Clip stacking options as above.// |
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| **5. In the resulting stacked image, if the star colours look //off//, try another stacking/colour de-mosaic algorithm, or try the 'Autocorrect image colours' option from the tools menu.** |
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**6. Export as TIFF from ASTAP and load back into your image editor of choice. I used Rawtherapee to do final image/colour enhancements; playing with the colour and black/white highlight balance.** | **6. Export as TIFF from ASTAP and load back into your image editor of choice. I used Rawtherapee to do final image/colour enhancements; playing with the colour and black/white highlight balance.** |
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| {{:blog:photography:night:rawtherapee-final.png?600|}} |