2019 Jan 29 Sun
The leading sunspot has continued to grow in size, while the group is very close to the W limb, the following small sunspots are not easy to image. However, strong faculae are plainly visible, despite the very turbulent atmosphere.
Camera/lens: Sony RX10 IV, Zeiss Sonnar 8.8-220 mm f/2.4-4
focal length : 600 mm f/4 (35-mm equivalent)
Filter: Baader Solar Film 5.0
ISO: 100
exposure: 0.2 ms
images cropped 1000x1000 pixels
north is up, east to the left (rough estimation)
2019 Jan 29 Sun
2019 Jan 29 Sun
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- time: 01:43:02 UTC
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- time: 01:43:02 UTC, converted to monochrome
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- time: 01:43:06 UTC
- DSC08114_cr.jpg (163.87 KiB) 已瀏覽 279 次
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- time: 01:43:06 UTC, converted to monochrome
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