By Sudhir Sharma | 2026-05-25
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Sun in broadband and Cal K
On 05/25/2026 10:30 am by Anthony Faulkner | Tucson, AZ.
Our sun in broadband white light (left) and Calcium K (right). Sunspot AR4446 is emerging from the eastern limb while sunspots AR4444 and AR4447 lead the chase westward.
Lunt 60mm dedicated h-alpha
Lunt 80mm Cal K
ZWO asi533mm
Celestron AVX mount
Autostakkert
IMPPG
Affinity Photo
