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Old 20-02-2019, 02:24 PM
Startrek (Martin)
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Startrek is offline
 
Join Date: Dec 2017
Location: Sydney and South Coast NSW
Posts: 6,057
Thanks all for the great advice and information 👍
I’ve made a set of notes on my phone regarding dithering with BYEOS and PHD2 so I can refer to them if I need assistance during imaging with dithering as follows -

General Dithering Settings in BYEOS
Set PHD2 to Spiral Dither
Adjust below to suit

Dither Aggressiveness
Low 1 to 2
Med 3 to 4
High 5

Settle Dither at
0.25 default
0.30 for guiding below 1 arc sec
0.35 for guiding 1.0 to 1.5 arc sec
0.40 for guiding 1.5 to 2.0 arc sec

Calm down period
Default 25sec
Maximum 2 minutes
Depends on guiding, seeing conditions, mount tracking error , exposure time etc....
***Higher Aggressiveness results in longer calm down period


Dither ( Frames)
30 sec exposures every frame (1x)
60 sec exposures every frame (1x)
120 sec exposures every 2nd frame (2x)
150 sec exposures every 2nd frame (2x)
240 sec exposures every 2nd or 3rd frame (2x or 3x)
300 sec exposures every 2nd or 3rd frame (2x or 3x)

Cheers
Martin
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