Sun Calcium full disk May 21, 2022

Refractor: Tecnosky APO 72 mm f 6

Filter: Lunt Calcium-K module B 600

Camera CMOS: QHY 178 mono cool

Equivalent focal lenght: 432 mm

Mount: iOptron CEM60

Data: May 21, 2022 Ore: 11:01 Local Time

Pose: 160 sommate 1.000 riprese a 3 fotogrammi al secondo

Seeing 2 Antoniadi, transparency of the sky 8

Done