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Open PHD Guiding
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1–30 of 6662
Welcome to the
Open PHD Guiding
(PHD2) forum, telescope guiding software for astro-photographers.
To get help with PHD2, please upload your log files - here's how:
How to ask for help with PHD2
.
If you are new to PHD2, we urge you to read the
documentation
and
follow these tips:
Use the forum search tools - most questions have been answered many times
Read and follow the
Best Practices Guide
Use the New-Profile-Wizard to define and manage your equipment configurations
Avoid making changes to guiding parameters without knowing exactly what they do
After you get a good calibration run and a Guiding Assistant Run, per the Best Practices, run the
Baseline Assessment
Forum guidelines for vendors
.
Mark all as read
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Chris and Esme Ryan
, …
Brian Valente
14
6:30 PM
Using ROI in a large MM camera with PHD2?
Don't get too hung up on guiding exactly on Jupiter. It's an extraordinarily bright target
unread,
Using ROI in a large MM camera with PHD2?
Don't get too hung up on guiding exactly on Jupiter. It's an extraordinarily bright target
6:30 PM
J Madden
, …
Brian Valente
5
3:49 PM
No video from QHY5ii camera
I suggest you just start by using the profile wizard, do you dark libraries, then under the stars use
unread,
No video from QHY5ii camera
I suggest you just start by using the profile wizard, do you dark libraries, then under the stars use
3:49 PM
Graeme Durden
, …
Brian Valente
12
Feb 12
Calibration No Star Movement
I was aware that CPWI was previously not compatible with PHD2. The workaround is news to me as well
unread,
Calibration No Star Movement
I was aware that CPWI was previously not compatible with PHD2. The workaround is news to me as well
Feb 12
William Smith
,
Bruce Waddington
2
Feb 12
PHD2 crashing
I can't explain this but inasmuch as you were trying to use zero-length exposure times, I'm
unread,
PHD2 crashing
I can't explain this but inasmuch as you were trying to use zero-length exposure times, I'm
Feb 12
whmc...@gmail.com
Feb 12
PHD2 crashing
Hello Bruce, All of my problems with PHD2 were caused by a defective computer/SSD. With a new
unread,
PHD2 crashing
Hello Bruce, All of my problems with PHD2 were caused by a defective computer/SSD. With a new
Feb 12
Himanshu Pandey
,
Bruce Waddington
2
Feb 11
Re: [open-phd-guiding] Why aren't I guiding?
You've created quite a mess here. The last time we heard from you, you were using the AO device
unread,
Re: [open-phd-guiding] Why aren't I guiding?
You've created quite a mess here. The last time we heard from you, you were using the AO device
Feb 11
Martin Clayden
, …
Bruce Waddington
6
Feb 9
Is this a mount backlash issue?
Bruce, Thank you very much for taking the time to respond, and follow up, my initial enquiry. When I
unread,
Is this a mount backlash issue?
Bruce, Thank you very much for taking the time to respond, and follow up, my initial enquiry. When I
Feb 9
Sybrand Strauss
Feb 9
Unknown image format
Hi, I built the most recent commit (857efcacfb8ea519c21b6c6f3f15be159bd74200) on master. I'm
unread,
Unknown image format
Hi, I built the most recent commit (857efcacfb8ea519c21b6c6f3f15be159bd74200) on master. I'm
Feb 9
Walter ZAMBOTTI
, …
Brian Valente
43
Feb 8
RMS 4-6 !!! Is a Skywatcher SA GTI mount really this inaccurate?
Some success! Totally windless night. Setup was kstars-client with remote indi-server. I couldn't
unread,
RMS 4-6 !!! Is a Skywatcher SA GTI mount really this inaccurate?
Some success! Totally windless night. Setup was kstars-client with remote indi-server. I couldn't
Feb 8
Hervé RICHEZ
, …
Bruce Waddington
6
Feb 6
PHD2 Guiding Stopped Unexpectedly
Good to hear, thanks for reporting back. I think you should probably be ok going forward. Cheers,
unread,
PHD2 Guiding Stopped Unexpectedly
Good to hear, thanks for reporting back. I think you should probably be ok going forward. Cheers,
Feb 6
Marco Malziotti
,
Bruce Waddington
8
Feb 6
Logs understanding
Hi Marco. Trying to be independent is good but I think at this point it's interfering with
unread,
Logs understanding
Hi Marco. Trying to be independent is good but I think at this point it's interfering with
Feb 6
William Smith
,
Bruce Waddington
5
Feb 6
ASI220 could not be connected to PHD2
Hello Bruce, Just a follow-up. My computer does not do screen-shots in the Remote Desktop
unread,
ASI220 could not be connected to PHD2
Hello Bruce, Just a follow-up. My computer does not do screen-shots in the Remote Desktop
Feb 6
MightyStorm
, …
Pict...@earthlink.net
10
Feb 3
Reading and changing values from PHD2 via script
Thank you Jens, for providing your detailed response. I will reread it several times. Thank you again
unread,
Reading and changing values from PHD2 via script
Thank you Jens, for providing your detailed response. I will reread it several times. Thank you again
Feb 3
John robertson
,
bw_m...@earthlink.net
4
Feb 3
Problems with CAA
Glad you got it sorted out, thanks for letting me know. Bruce From: 'John Robertson' via Open
unread,
Problems with CAA
Glad you got it sorted out, thanks for letting me know. Bruce From: 'John Robertson' via Open
Feb 3
omega.c...@gmail.com
,
Wes Atchison
2
Feb 3
Problem during guiding
Nicola, Please look at the information at the top of the web pages for instructions for submitting
unread,
Problem during guiding
Nicola, Please look at the information at the top of the web pages for instructions for submitting
Feb 3
sar...@gmail.com
, …
Michael Waring
14
Feb 2
meridian flip
Hi Tom Again, not relevant to your "rollover" . " The OAG probe is already about as
unread,
meridian flip
Hi Tom Again, not relevant to your "rollover" . " The OAG probe is already about as
Feb 2
mvastro
Feb 2
.deb files for previous dev versions?
Hello, Is there any repository where we can find previous dev snapshots for Linux? All the snapshot
unread,
.deb files for previous dev versions?
Hello, Is there any repository where we can find previous dev snapshots for Linux? All the snapshot
Feb 2
Michael Griffin
,
bw_m...@earthlink.net
7
Jan 31
New CEM70-EC Mount Tracking Challenges
PHD2 doesn't interact with NINA in this way at all and it has no awareness of focuser or filter
unread,
New CEM70-EC Mount Tracking Challenges
PHD2 doesn't interact with NINA in this way at all and it has no awareness of focuser or filter
Jan 31
David Ridge
Jan 31
NINA guiding graph vs PHD2 guiding graph
I have a new Player One FHD-OAG installed tonight. My setup includes a Starlight Lodestar guide
unread,
NINA guiding graph vs PHD2 guiding graph
I have a new Player One FHD-OAG installed tonight. My setup includes a Starlight Lodestar guide
Jan 31
Jeff Bevan
, …
bw_m...@earthlink.net
4
Jan 29
Sbig Star Chaser w/ AO8
The Windows version of PHD2 doesn't support the SBIG AO devices, only the StarlightXPress AO. I
unread,
Sbig Star Chaser w/ AO8
The Windows version of PHD2 doesn't support the SBIG AO devices, only the StarlightXPress AO. I
Jan 29
John Nicolosi
,
Brian Valente
4
Jan 29
AM5n - RA goes rouge Roughly every 4.8 - 5 min
Well again, ZWO handles those kinds of things for ASIAir. We provide support and feedback as
unread,
AM5n - RA goes rouge Roughly every 4.8 - 5 min
Well again, ZWO handles those kinds of things for ASIAir. We provide support and feedback as
Jan 29
eow...@gmail.com
,
Brian Valente
2
Jan 29
Alt/Az guiding and new generations of Alt/Az mounts
Ed, afaik the most common configuration for the L series mounts for imaging is equatorial mode, which
unread,
Alt/Az guiding and new generations of Alt/Az mounts
Ed, afaik the most common configuration for the L series mounts for imaging is equatorial mode, which
Jan 29
Marcel Noordman
, …
Bruce Waddington
8
Jan 26
Strong RA drift on CEM120EC mount
Well, that certainly looks like a long OTA, I would look at the mounting rings and think about any
unread,
Strong RA drift on CEM120EC mount
Well, that certainly looks like a long OTA, I would look at the mounting rings and think about any
Jan 26
Sid Frede
,
Bruce Waddington
4
Jan 24
Guiding went nuts!
I think we should start by re-stating the chronology and history of what happened here - it's not
unread,
Guiding went nuts!
I think we should start by re-stating the chronology and history of what happened here - it's not
Jan 24
Walter ZAMBOTTI
,
Bruce Waddington
2
Jan 22
PHD2 architecture deployment questions. From an INDI user perspective.
PHD2 is a monolithic Windows application that also runs on Linux or Mac. It doesn't have any
unread,
PHD2 architecture deployment questions. From an INDI user perspective.
PHD2 is a monolithic Windows application that also runs on Linux or Mac. It doesn't have any
Jan 22
Kirill Skorobogatov
, …
Walter ZAMBOTTI
6
Jan 21
INDI Mount Pointing Information
New PHD2 (via INDI) user. Just confirming I found the work flow setup confusing and was surprised a
unread,
INDI Mount Pointing Information
New PHD2 (via INDI) user. Just confirming I found the work flow setup confusing and was surprised a
Jan 21
Leah Theil
, …
Bryan
10
Jan 17
PHD2 Crash faulting module qhyccd.dll
I have several ZWO cameras. Their flat cables are still wound up and tied in the original box. I am
unread,
PHD2 Crash faulting module qhyccd.dll
I have several ZWO cameras. Their flat cables are still wound up and tied in the original box. I am
Jan 17
Omar Radwan
,
Bruce Waddington
2
Jan 15
PHD2 Registry Error
This is very puzzling, we haven't seen this error before either. The error message is coming from
unread,
PHD2 Registry Error
This is very puzzling, we haven't seen this error before either. The error message is coming from
Jan 15
宋梓涵
,
Brian Valente
3
Jan 14
Exposure delay of 678mm
Please use the log uploader tool to upload both the guide and debug logs: https://openphdguiding.org/
unread,
Exposure delay of 678mm
Please use the log uploader tool to upload both the guide and debug logs: https://openphdguiding.org/
Jan 14
George Hart
, …
Brian Valente
5
Jan 13
PHD2 guiding failure
>>> A mount limit would explain the behaviour but I can't imagine a mount limit set at
unread,
PHD2 guiding failure
>>> A mount limit would explain the behaviour but I can't imagine a mount limit set at
Jan 13