With skytracker, I was getting around 50% keepers 30 sec to 1 minute exposures at 300-400mm. You don't really get a feel for what you're actually pointing at. Guiding with the ASIAir and the SkyGuider Pro has turned out to be more of a problem than a joy. ). The heaviest load I burdened it with in my testing was the William Optics RedCat and ZWO autoguiding gear depicted below, totaling 7.7 pounds (3.5 kg) with the Canon EOS Ra camera. Building on the success of their previous systems, the iOptron SkyGuider Pro EQ Camera Mount increases the precision and payload capacity while reducing the form factor to produce an imaging support system to track celestial bodies and capture images of the sun and moon, or for wide-field astrophotography star-scapes shooting techniques. The SkyGuider TM Pro -- iOptron’s next generation camera tracking device! Don't get the ipolar version of the skyguider pro. The iOptron SkyGuider Pro is a compact and lightweight astrophotography mount. The SkyGuider Pro features four tracking rates, 1X or sidereal, 1/2X for sky and landscape combined, solar and lunar. All 4 tracking rates work in both northern and southern hemispheres. We have also added a quick slew mode with both forward and reverse to help quickly reframing your image without disrupting the cameras position. Polarscope. All 4 tracking rates work in both northern and southern hemispheres. The Sky-Watcher Star Adventurer mount is strikingly similar in terms of features to the SkyGuider Pro with the same payload capacity and autoguiding abilities. I bought fornax and sold my skytracker pro, the difference is night and day. I've configured guiding scope, focal length, gain/exp (multiple combos, lengths), DEC off, Dithering (1 pixel, several times for settle time, etc. I have not had the pleasure of testing a Star-Adventurer, but I will say that it appears to be a real contender to the iOptron model. ... Let’s see some more pics of the SkyGuider Pro. SkyGuider™ Pro Camera Mount Instruction Manual Product #3550, #3551 and #3552 ® 2 ... 10- GUIDE port for ST-4 autoguiding 11- Camera shutter triggering port 12- Micro USB port 13- HBX port for optional hand controller Figure 6. 10-30 minute exposures (or more) are possible using systems like these. First, a tracker has a limited load carrying capacity (the SkyGuider Pro is rated as handling 11 pounds or 5 kg). This versatile tracking system can be configured … Polarscope cap. get a fornax or used astrotrac. Polar Scope, guide and HBX ports, charging micro usb, camera connector. Leading the camera tracker market for nearly four years, iOptron's SkyGuider Pro pushes closer to perfection. It's like a black box, adjust the alt az angles until the cross goes into the circle on the software and hope it's working as intended. Above the SkyGuider set up for light pay loads up to 1.5kg. Alt-azi adjusting base 14- Dovetail saddle The SkyGuider Pro features four tracking rates, 1X or sidereal, 1/2X for sky and landscape combined, solar and lunar. We have also added a quick slew mode with both forward and reverse to help quickly reframing your image without disrupting the cameras position. Once a successful autoguiding system is in place, however, the ability to capture far longer exposures is enabled. The mount also has a camera shutter triggering port, a GUIDE port for ST-4 autoguiding and a HBX port for an optional hand controller. Seems to me that if investing in a motorised tracker unit such as the skyguider pro it should not need a ST4 autoguider on top to deliver? The autoguiding camera and lens (telescope) will add to the overall weight of your system, so you’ll need a beefier mount to keep things on track.