Sun 5-SEP-2026

Figure 1 Processed Sun image

Do not observe the Sun directly without proper solar filter you are at risk of permanent damage to your eyes/equipments.

Closed star to us the Sun.

Processed image

Equipment

Camera : Fujifilm X-T30

Telescope/lens : Skywatcher Skymax90 1250mm f/13.9

Mount : Skywatcher Star Adventurer GTI GOTO

Filter : Baader AstroSolar Safety Film OD5.0

 

Camera setting

Shutter speed : 1/250 sec.

ISO : 160

White balance : Daylight

 

Software

Rawtherapee

  1. Demosaic
    • Method : 3 Pass + Fast
  2. White balance
    • Method : Camera 
  3. Color management
    • Working profile : Prophoto
    • Input profile : Auto-matched 
    • Output profile : Large Linear
  4. Output
    • File format : 32-bit float TIFF

Siril

  • Registration method - Image Pattern Alignment (planetary - full disk)
  • Stacked 20% best from 334 frames

Wavesharp 3

  • Denoise
  • Sharpen
  • Deconvolution

Darktable

  • Monochrome
  • Local Contrast
  • AgX