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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
.
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0 selected
Philippe ANGERS
, …
Bruce Waddington
11
4:04 AM
Pegasus Astro NYX-88 mount, also an issue with calibration, to be continued
Hello Bruce, I would like to, but as explained in my previous post, when I'm using the ASCOM
unread,
Pegasus Astro NYX-88 mount, also an issue with calibration, to be continued
Hello Bruce, I would like to, but as explained in my previous post, when I'm using the ASCOM
4:04 AM
Sushant Acharekar
, …
Bruce Waddington
6
Mar 6
Changing Targets didn't flip my calibration data on am5n
You don't need to check your settings regarding the rotator - it was absolutely connected to PHD2
unread,
Changing Targets didn't flip my calibration data on am5n
You don't need to check your settings regarding the rotator - it was absolutely connected to PHD2
Mar 6
Philippe ANGERS
, …
Brian Valente
10
Mar 4
Help needed with my new Pegasus Astro NYX-88 mount, also an issue with calibration
Hello, I did, but they were unable to help me, they didn't give any explanation when I asked them
unread,
Help needed with my new Pegasus Astro NYX-88 mount, also an issue with calibration
Hello, I did, but they were unable to help me, they didn't give any explanation when I asked them
Mar 4
Ventura Valderrábano Ornedo
, …
Bruce Waddington
5
Mar 1
Help needed with my new Pegasus Astro NYX-88 mount
Thank you very much, Bruce. The mount was purchased last January, so I will contact the distributor
unread,
Help needed with my new Pegasus Astro NYX-88 mount
Thank you very much, Bruce. The mount was purchased last January, so I will contact the distributor
Mar 1
mshe...@gmail.com
, …
Brian Valente
17
Feb 26
Pulse width, Expopsure time, and Strain Wave Mounts
I just ran NINA's 3 Point Polar Alignment. Interestingly, it found the error of about a degree (-
unread,
Pulse width, Expopsure time, and Strain Wave Mounts
I just ran NINA's 3 Point Polar Alignment. Interestingly, it found the error of about a degree (-
Feb 26
Tom van Peer
,
Brian Valente
2
Feb 26
High-frequency star motion
I would treat high frequency RMS as more of a guideline - this is an approximate measurement of your
unread,
High-frequency star motion
I would treat high frequency RMS as more of a guideline - this is an approximate measurement of your
Feb 26
Chris Pendred
, …
Brian Valente
14
Feb 25
Guiding Consistency
Chris here are a few screenshots, hopefully they are helpful - you can ignore the variable exposure
unread,
Guiding Consistency
Chris here are a few screenshots, hopefully they are helpful - you can ignore the variable exposure
Feb 25
rsf...@rsfotografia.com
, …
PartlyC
17
Feb 24
Plate solving with PHD2...
I found it in the NINA Plugins = PlateSolvePlus Will test it these days. Now we need a Plugin in
unread,
Plate solving with PHD2...
I found it in the NINA Plugins = PlateSolvePlus Will test it these days. Now we need a Plugin in
Feb 24
James Morse
, …
Michael Waring
19
Feb 24
Weird Dec results
" the guide speed simply reflects the setting at 50% of the sidereal rate." Adreed, the
unread,
Weird Dec results
" the guide speed simply reflects the setting at 50% of the sidereal rate." Adreed, the
Feb 24
Ross Salinger
, …
Brian Valente
6
Feb 23
SWG Mounts and MaxMove Parameter
Ross Are you looking for feedback on your comments? You mentioned some new details there, 4"/pix
unread,
SWG Mounts and MaxMove Parameter
Ross Are you looking for feedback on your comments? You mentioned some new details there, 4"/pix
Feb 23
Sushant Acharekar
,
Brian Valente
8
Feb 23
Seelking help to improve my guiding error
https://openphdguiding.org/logs/dl/PHD2_logs_UMpc.zip I have uploaded the logs here , The initial
unread,
Seelking help to improve my guiding error
https://openphdguiding.org/logs/dl/PHD2_logs_UMpc.zip I have uploaded the logs here , The initial
Feb 23
PartlyC
,
Bruce Waddington
4
Feb 20
Server set rotation?
Thank you Bruce! As I said, this is a niche need, so... I'll take a look at the simulators. You
unread,
Server set rotation?
Thank you Bruce! As I said, this is a niche need, so... I'll take a look at the simulators. You
Feb 20
Fabrice Lamidey
, …
Brian Valente
9
Feb 18
PHD Use Multiple Stars disabled
Flexure compensation sounds like the culprit. It adjusts the tracking rate Brian Brian Valente
unread,
PHD Use Multiple Stars disabled
Flexure compensation sounds like the culprit. It adjusts the tracking rate Brian Brian Valente
Feb 18
Kevin Quin
, …
Brian Valente
8
Feb 17
Guiding didn't stop after slew/park
That makes sense: the safety monitor's reported unsafe condition is separate from the roof (ie,
unread,
Guiding didn't stop after slew/park
That makes sense: the safety monitor's reported unsafe condition is separate from the roof (ie,
Feb 17
George Hart
, …
Bruce Waddington
9
Feb 12
Error creating new dark library at 4.5s exposure.
Yes, your dark library should be fine and will cover the full range of the exposure times you want.
unread,
Error creating new dark library at 4.5s exposure.
Yes, your dark library should be fine and will cover the full range of the exposure times you want.
Feb 12
Ian Smith
,
Bruce Waddington
5
Feb 12
Ascom Remote Server
with 3 scopes, we now have 3 RB Focus panels and we've discovered that the RB Focus Ascom driver
unread,
Ascom Remote Server
with 3 scopes, we now have 3 RB Focus panels and we've discovered that the RB Focus Ascom driver
Feb 12
drre...@gmail.com
,
Brian Valente
2
Feb 11
Unable to open PHD2 v2.6.14
>>>I'm trying to install the latest version but my computer says it contains a virus and
unread,
Unable to open PHD2 v2.6.14
>>>I'm trying to install the latest version but my computer says it contains a virus and
Feb 11
Brad Thomas
, …
Michael Yasko
4
Feb 11
Can't set up PHP2 with QHY5III585M camera
Yes, after considerable googling I learned PHD2 is 32 bit. I was able to fix the problem with a 32
unread,
Can't set up PHP2 with QHY5III585M camera
Yes, after considerable googling I learned PHD2 is 32 bit. I was able to fix the problem with a 32
Feb 11
umasscrew39
,
Bruce Waddington
5
Feb 11
keep losing star trying to calibrate
The upper limit for focal length in the current version of PHD2 is 10000 mm, an the wizard will
unread,
keep losing star trying to calibrate
The upper limit for focal length in the current version of PHD2 is 10000 mm, an the wizard will
Feb 11
NY2KW
,
Bruce Waddington
4
Feb 10
Zwo - 2 identical cameras - Which One?
Well, sure, ancient e-mail domains for ancient people like me. <g>. But at least it isn't
unread,
Zwo - 2 identical cameras - Which One?
Well, sure, ancient e-mail domains for ancient people like me. <g>. But at least it isn't
Feb 10
Franklin Marek
,
Brian Valente
3
Feb 10
Guiding just stops sending guide pulses and no error in PHD2
Hi Brian, Thanks for the very quick response!! I will do exactly that (and try EQMOD) to rule out
unread,
Guiding just stops sending guide pulses and no error in PHD2
Hi Brian, Thanks for the very quick response!! I will do exactly that (and try EQMOD) to rule out
Feb 10
Tom van Peer
,
Brian Valente
8
Feb 10
Using PEC on the mount with PHD2
>>>please send this question to the group and I can answer there. We try to keep everything
unread,
Using PEC on the mount with PHD2
>>>please send this question to the group and I can answer there. We try to keep everything
Feb 10
Franklin Marek
Feb 10
Guide pulses just stop with no error in PHD2
Hi, link to debug log: https://openphdguiding.org/logs/dl/PHD2_logs_gKRg.zip Equipment: NEQ6pro mount
unread,
Guide pulses just stop with no error in PHD2
Hi, link to debug log: https://openphdguiding.org/logs/dl/PHD2_logs_gKRg.zip Equipment: NEQ6pro mount
Feb 10
Suzanne Beers
, …
Tom van Peer
6
Feb 8
Camera didn't capture 1sec frame within 16sec, disconnected
I once had a 'new' USB cable that worked but turned my camera into a USB2 device and made my
unread,
Camera didn't capture 1sec frame within 16sec, disconnected
I once had a 'new' USB cable that worked but turned my camera into a USB2 device and made my
Feb 8
Jim H
,
Brian Valente
2
Feb 7
Star Magnitude / Image Planning with Stellarium and OAG
Jim The preference is a correctly configured auto-selection of guidestar. it's a common
unread,
Star Magnitude / Image Planning with Stellarium and OAG
Jim The preference is a correctly configured auto-selection of guidestar. it's a common
Feb 7
Ajneet Singh
,
Bruce Waddington
4
Feb 7
heq5 pro mount not dithering in dec and causing walking noise
The combination of short exposure times and poor polar alignment could have reduced the visibility of
unread,
heq5 pro mount not dithering in dec and causing walking noise
The combination of short exposure times and poor polar alignment could have reduced the visibility of
Feb 7
hugh...@gmail.com
,
Brian Valente
3
Feb 6
RA axis stopped. PHD2 or Mount?
Hi Brian, Yes, that's fine. Not sure were the issue was. I ran a session last night and had no
unread,
RA axis stopped. PHD2 or Mount?
Hi Brian, Yes, that's fine. Not sure were the issue was. I ran a session last night and had no
Feb 6
Sanjeev Joshi
,
Brian Valente
5
Feb 5
iOptron CEM 70 EC2 - quick steps
ok ty. I believe these are relative not absolute, but I will read thru. TY, Sanjeev On Thursday,
unread,
iOptron CEM 70 EC2 - quick steps
ok ty. I believe these are relative not absolute, but I will read thru. TY, Sanjeev On Thursday,
Feb 5
Sanjeev Joshi
, …
Bruce Waddington
5
Feb 3
Quick question -- binning of ZWO 2600 MC Pro for guiding test
Thanks for posting this, Sanjeev. Many people make the mistake of thinking that through-the-mount
unread,
Quick question -- binning of ZWO 2600 MC Pro for guiding test
Thanks for posting this, Sanjeev. Many people make the mistake of thinking that through-the-mount
Feb 3
Gianluca Rossi
, …
Bryan
3
Feb 2
PHD2 calibration and harmonic drives
Gianluca The most efficient path for your friend to provide the logs is below. It is an easy way to
unread,
PHD2 calibration and harmonic drives
Gianluca The most efficient path for your friend to provide the logs is below. It is an easy way to
Feb 2