Sun Calcium 393.4 nm 01.08.2025
Sun Calcium 393.4 nm 01.08.2025 by Olegs_Astrophotography
ZWO T2 Tilter
Philip F.andrea tasselliMenelaos
Equipment item: accessory.
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Menelaos
Philip F.
andrea tasselli
2114
Sep 22, 2023
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