Big Solar Prominence in H-alpha!

Roy Diffrient · 2025-03-21T08:38:37-07:00

Largest for months – it’s curved over back toward the solar disk, about 45K miles tall, 100K miles long. See it on Gong too:

Roy Diffrient All Messages By This Member #57549 Largest for months – it’s curved over back toward the solar disk, about 45K miles tall, 100K miles long. ?See it on Gong too: ? https://gong2.nso.edu/products/tableView/table.php?configFile=configs/hAlpha.cfg

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