By Ragini Chaturvedi | 2021-04-26
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On 04/28/2021 09:37 am by Michael Teoh| Heng Ee Observatory, Penang, Malaysia.
Last attempt at imaging the group of triple active regions 2818, 2820 & 2821 as the group approaching the limb.
APM-TMB 228/2050
Lunt Solar Wedge
ND 3.0 Filter
540nm Continuum Filter
2x Barlow
QHY5L-II-M Camera
Stacked with AutoStakkert!3
Wavelet processing with Registax 6
Mosaic creation and adjustment with Photoshop 2020
