Images taken with Lunt LS60 or Lunt LS100 in single stack or double stack mode as indicated near the image. Using native focal length for full disk and 2/5x or 3x Barlow lens for prominence and surface detail.
Recording with ASI174. Typically 10% to 20% of 750 / 1000 / 2000 / 5000 frames stacked in AutoStakkert!3 wavelet sharpening in Registax 6 and finishing in Photoshop CS2.
Time-lapse videos with Python script and ffmpeg.
2026-01-11 18:09UT. We are starting the 2026 solar obserbing session. A nice day in January provided a good view of the solar disk in combination with prominences.
2026-01-11 18:25UT. With the 2.5x Barlow lens we get a nice prominence detail. Prominence images were rotated to show the prominence facing up. The frame is a combination of two images.
2026-01-11 18:28UT Detail of the nice prominence on the lower right of the disk.
Copyright images and processing Gert Gottschalk.
Copyright Bilder und Verarbeitung Gert Gottschalk