| Date:
| 17/21/23 Nov 2025
|
| Location:
| Kelling Heath Winterfest and Tenterden Kent. 2 evenings at Kelling Heath and 1 at home.
|
| Exposure:
| Each of the 4 panes is 50 x 2min giving a total of 200 x 2min
|
| Telescope:
| Takahashi Epsilon 180ED on Skywatcher EQ6 mount
|
| Camera:
| Altair Astro AA24CFX
|
| Guiding:
| Nikkor 300mm lens with Altair Astro GP290M camera.
|
| Filters:
| Camera internal IR/UV cut filter
|
|
| Processing:
| Stacked in PixInsight, white balanced with SPCC, colour correction matrix applied and stretched with Arcsinh Stretch (to preserve hue and saturation) then sRGB gamma curve applied
|
|
| Comments:
| The mosaic is 2 panes horizontally by 2 panes vertically. PixInsight's new MultiscaleGradientCorrection process was used to remove large scale gradients in each pane before assembling into the final image.
|
