2020 August 08 Sun - AR12768 and AR12770
Although we have 3 active regions on the solar disc, only AR12770 comes with sunspots.
AR12770, located at (N23E21), produces bright flares yesterday. Only the leading sunspot is visible.
As AR12768 is close to the NW limb, faculae become visible again.
Sunspot count: group=1. sunspot=1, R=11
Telescope: Celestron C5, 127mm f/10 Schmidt-Cassegrain
Camera : ASI1600MM Pro, not cooled.
focal length : 1250 mm f/10
Filters: Baader Solar Film 5.0+ Baader Planetarium G-band continuum.
approximately north is up, east to the left
2020 August 08 Sun - AR12768 and AR12770
2020 August 08 Sun - AR12768 and AR12770
- 附加檔案
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- Taken at 02:48:38 UTC
exposure: 1.1 ms - wh-disc-104844.jpg (1.49 MiB) 已瀏覽 178 次
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- Taken at 02:49:15 UTC
exposure: 1.0 ms - wh-disc-104921.jpg (1.4 MiB) 已瀏覽 178 次
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- Taken at 02:50:14 UTC
exposure: 1.15 ms - wh-disc-105019.jpg (1.51 MiB) 已瀏覽 178 次
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- wh-AR12770-105119.png (200.75 KiB) 已瀏覽 178 次
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- wh-AR12770-105143.png (405.99 KiB) 已瀏覽 178 次
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- wh-AR12770-105508.png (221.42 KiB) 已瀏覽 178 次
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