2021 March 28 Sun - solar surface in white-light, with AR12810, AR12811 and AR12812

各類觀測太陽的儀器介紹及太陽攝影 Solarmax
Coronado PST
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PTS
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2021 March 28 Sun - solar surface in white-light, with AR12810, AR12811 and AR12812

文章 PTS » 週日 28 3月, 2021 11:20

2021 March 28 Sun - solar surface in white-light, with AR12810, AR12811 and AR12812

AR12810 is today located at (N18W86). No feature is visible.
AR12811 is today located at (N20W21). No sunspot is visible.
AR12812 is located at (N21E01). 3 sunspots show up in this Class-C group. The main leading sunspot seems to be splitting up.
sunspot count: group=1, sunspot=3, R=13

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
approximately north is up, east to the left
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Eddy So
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Re: 2021 March 28 Sun - solar surface in white-light, with AR12810, AR12811 and AR12812

文章 Eddy So » 週日 28 3月, 2021 22:57

[Good Job]

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