2023 May 28 Sun - Solar surface in white-light, with AR13310, AR13311, AR13312, AR13313, AR13314, AR13315, AR13316 and p

[PTS]

2023 May 28 Sun - Solar surface in white-light, with AR13310, AR13311, AR13312, AR13313, AR13314, AR13315, AR13316 and possible AR). A huge sunspot with full penumbra is observed, embedded in faculae.
AR13311 shows up at (N18W49). About 5 sunspots are observed, embedded faculae. The large sunspots come with penumbra and 1331a, AR1331b and AR1331c.

AR13310 shows up at (S20W61split umbra.
AR13312 shows up at (S25W39). About 4 tiny sunspots are observed, embedded faculae.
AR13313 is located at (N23W31). A sunspot with full penumbra is observed, embedded faculae.
AR13314 is located at (N15W61). About 11 sunspots are observed, embedded faculae. The leading sunspot comes with penumbra and split umbra.
AR13315 is located at (S17W11). About 20 sunspots are observed, embedded in faculae. All sunspots come with penumbra and split umbra.
AR13316 is located at (N09E19). About 7 sunspots are observed, embedded in faculae.
Meanwhile, 3 new AR's are observed:
Possible AR1331a, is located at (N26W15). 3 sunspots are observed, embedded in faculae.
Possible AR1331b is located at (S18E24). About 5 tiny sunspots are observed, embedded in faculae.
Possible AR1331c is located at (S23W28). 1 sunspot is observed, embedded in faculae.

Sunspot count: group=10, sunspot=58, R=158

Telescope: Baader Triband C9.25 solar telescope, 235 mm f/10 with Meade 0.63X reducer for whole-disc.
Camera : ASI1600MM Pro, cooled to -8.0C.
Filters: Baader Solar Film 3.8.

approximately north is up, east to the left.

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Images of AR13311 and AR13314

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Images of AR13312

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Images of AR13313

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Images of AR13315

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Images of AR13316

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Images of possible AR1331a

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Images of possible AR1331b

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Images of possible AR1331c

[Eddy So]