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Re: Settings for use of AutoGUIDE
Hi Gabriel, Thank you so much to have described in detail how to autoguide ! It will be very usefull if I decided to autoguide in future ! Thanks Rapha?l
By Raphael Guinamard · #7403 ·
Settings for use of AutoGUIDE
Here comes a description of the hardware and settings i have used to successfully Autoguide with my ServoCat driven Starstructure: *1. Hardware:* - I use a 50mm /180mm focal length Guidescope (Omegon
Re: ST4 Guide Port action
Raphael, Yes indeed! Since there was only the one GUIDE switch position on Gen1/2 hand pads I had to come up with a system that would support the dual buttons. It is as the labels suggest, though one
By K9RX - Gary · #7401 ·
Re: ST4 Guide Port action
Dear both, Thanks to your message, I realise I made a confusion : I though the guide 1 was used for guide fast value and guide 2 for guide slow value. But this is completely wrong as you explained and
By Raphael Guinamard · #7400 ·
Re: ST4 Guide Port action
Indeed! The tracking can be extremely good. I had nights where I could measure it using a 240mm guide scope and a camera... and know what it was ... and in AZ it stayed UNDER 1 arcsec for a long
By K9RX - Gary · #7399 ·
Re: ST4 Guide Port action
Raphael, Good question. First the main intention of GUIDE speeds is for visual use. At the eyepiece. It is there to allow you - looking into an eyepiece, to move around a field at a comfortable rate.
By K9RX - Gary · #7398 ·
Re: ST4 Guide Port action
I am not using my scope for visual anymore, but if you leave the guide 1 values as they are and the switch on the ServoCAT is flipped to "1" visually you will not be using the guide 2 values when
By Gabriel Wiklund · #7397 ·
Re: ST4 Guide Port action
Dear all, Thanks Gary to have explained the way the guiding correction works. You say " The way ST4 applies guiding is to add a fixed amount (programmed in GUIDE 2 speed value.... ". OK Then in his
By Raphael Guinamard · #7396 ·
Autoguiding is now working as it should
At last guiding works as intended and without changing the settings wildly or going against PHD2 recommendations. From the last time out I have tightened the screws on my guidescope which caused it to
Re: ST4 Guide Port action
Hello Gary, Thank you for the info, interesting and helpful! I have read some about guiding on Cloudy nights and it seems other systems do the same, they add to the current track rate, so when they
ST4 Guide Port action
Gabriel, Just a note on how the ST4 guide port works as implemented in the ServoCAT. First off both the AZ and the ALT tracking rates are changing continuously on an ALT/AZ mount. They will go from
By K9RX - Gary · #7393 ·
Re: Promising Autoguiding results in PHD2
Thanks Gabriel, clear !!!
By Raphael Guinamard · #7392 ·
Re: Promising Autoguiding results in PHD2
I have seen very few images taken with dobs that have been autoguided, i can only remember one and that was on an EQ platform from Tom O, so i have only read about 2 that have succeded in doing this
By Gabriel Wiklund · #7391 ·
Re: Promising Autoguiding results in PHD2
Thanks Gabriel for clarification. You indicate your unguided precision is " 0.08 arc seconds per axis per second". In the last session I did to improve my ratio, I measured initially a 0.05 arc
By Raphael Guinamard · #7390 ·
Re: Promising Autoguiding results in PHD2
I would also like to take the opportunity to correct myself. I have now read the PHD2 documentation (mostly the troubleshooting section) and according to what is written there, if you get large/abrupt
Re: Promising Autoguiding results in PHD2
Hello Raphael Glad it is of interest! 2.0-2.5 arc seconds unguided for my sub exposure time which? is 10-13s with only a slice of time from 1 night as reference so would need more nights to verify
Re: Promising Autoguiding results in PHD2
Thanls Gabriel, Really appreciate how you share your experience ! Try astrophotography using my 36" Fullum alt/az is a target for future and with your explainations it becomes clearer what to do. And
By Raphael Guinamard · #7387 ·
Re: Promising Autoguiding results in PHD2
I appreciate your gratitude Mickey, luckily the hard work has also been very interesting and rewarding! /Gabriel
By Gabriel Wiklund · #7386 ·
Re: Promising Autoguiding results in PHD2
Thank you Gabriel for the hard work and time you put in in this project so far. I am hopeful to use this in some way with my rig, using SharpCap. We will see. Thank you Mickey
By Mickey Huffman · #7385 ·
Promising Autoguiding results in PHD2
Thanks to the moon i have been able to dedicate the last 3 clear nights on getting autoguding to work with my ServoCat driven 30" F3.4 Starstructure dob. The first night i used a guidespeed of 25 arc
By Gabriel Wiklund · #7384 ·