Quote:
Originally Posted by bugeater
I use the PHD2 drift align tool exclusively as well and have found it pretty easy to use. I do take a bit longer than others here to get aligned though. I find the charts will follow a trend for a while and then change direction, so you aren't entirely sure whether you've got it spot on or not. Not sure why this happens. Wind perhaps?
|
Depending on how much backlash etc in your system, early on the trend line can change direction a bit. The more time you give it, the more data it has to settle down and get more accurate. 30secs might be enough. If doing longer narrowband exposures you might leave it 2mins.