userhEWSp0OAl0
Cosmic Ray
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โ11-19-2025
05:24 PM
(Last edited
โ11-20-2025
12:26 PM
by
SamsungAdam
) in
This is, of course, the Orion Nebula, M42.
They were shot with no tracking, would the expert raw astro mode. It was lightly processed in Lightroom app for mobile.
I think for a cell phone.It is absolutely spectacular. But it also illustrates one of the problems.
1. To get the focus, I had to assume 20x and first for the zoom for minutes to try to get it perfect.Where dimmer stars would appear. Expert raw needs a fine tune on the focuser. Any slight movement throws the focus out.
Trying to focus below 5x it's definitely a hit and miss.Where misses are greater than the hits.
2. Second, you'll see what appears to be a little trailing or possibly a couple of stars in a row that are not there in reality.
This is a stack ghosting. During long-exposure astro stacking, the software can produce minor star streaking or smearing, even when the device is completely stabilized. The final image sometimes shows uneven stacking feedback, where alignment appears slightly off or overly smoothed, reducing detail in star fields and multible ghost stars or streaks trails.
3 And lastly, to get anything done, you have to stare at the screen for long periods... the outside borders of the u I are brighter than the screen and it's a detriment to night vision.
Bright gray borders and UI elements around the photo frame and camera controls cause significant disruption to night vision.Bright yellow messages such as "Hold the camera steady" appear redundantly during Astro mode, where a tripod is always used, causing unnecessary distraction and discomfort.
Suggestions....
Implement a fine-tunable, lockable focus control for each camera mode (wide, telephoto, ultra-wide) to aid astrophotographers in achieving and maintaining precise focus. The current focus control is to touchy for precise adjustment. My current method is moving zoom over 5X such as 10x or 20x on a bright star to actate the more light sensitive 50MP camera. Slowly focus till star looks crisp but Moreno if a dimmer stars appears indicating a very fine focus. Define tuning, here is imperative, since this is almost impossible to do.
But add to THIS ONLY WORKS for the 50mp ST over 5X.... the wide and telephoto cameras are nearly impossible to focus and the out of focus simply does not cut it most of the time if ever .
Introduce a night mode or low-brightness UI setting that dims or color-adjusts the borders, overlays, and status messages during low-light shooting, preserving users' night vision.Remove or give the option to disable redundant messages such as the "Hold the camera steady" alert in Astro mode to reduce distractions.
The stacking issue is a bit more complicated...
Provide options to refine astro stacking behavior, including: A toggle for โPrecision Star Alignmentโ to minimize streaking during long stacks. An optional โLow-Smoothing Modeโ to preserve fine star detail without aggressive blending. A brief alignment preview or feedback indicator so users can confirm the stack is tracking correctly before the capture finishes.
One final suggestion, which I think would benefit most or at least make the system a bit easier to operate is to have livestacking appear on the screen. Pixel does this and though not as accurate as the finished product, the user can watch and be assured they have camera pointing at the right location.And that the image is processing as if they're seeing a black screen with one or two stars. Currently, we align the best we can and hope that we are pointed at the right location when the stacking is finished.
Thanks for your time and the read.I hope someone reads this.Who can make a difference in the next version update.
1 Reply
Tonnduh
Constellation
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โ11-25-2025 10:57 PM in
Galaxy S25
Open all my networks