By Mohd Nazam Anuar | 2021-07-03
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![Community photo entitled by Michael Teoh on 06/30/2021 at Penang, Malaysia](https://earthsky.org/upl/gravity_forms/6-d184048789a60d766a02a8e43117298b/2021/07/Sunset_20210630.jpg)
On 06/30/2021 06:36 pm by Michael Teoh| Penang, Malaysia
This is my second successful attempt at taking a sunset image in the hydrogen alpha wavelength. This time the western sky was perfectly clear. The huge sunspot in AR2835 and a number of bright prominences along the upper limb are clearly visible. Video sequence can be viewed here: https://youtu.be/sdUsD32rJic
Lunt LS50THa telescope
QHY5L-II-M camera
Single frame extracted from video sequence, superimposed with sequence of birds' trails.
Wavelet sharpening with Registax 6
Enhancement and false color with Photoshop 2020