DSLR Astronomy Plate Solver

DSLR Plate Solver gets your target into the frame without a GoTo mount. Plug your Canon EOS camera into your iPhone, take a short photo, and the app works out where in the sky you are pointing by matching the stars. Then it tells you, in plain words, which way to move the camera and by how much: "Move 1/8 inch up and 1/16 inch left." Shoot again and repeat until it says On target. Everything runs on your phone. The star database is built in, and a solve takes under a second, so it works at a dark site with no cell signal or internet. There's nothing to enter about where you're pointing; the app searches the whole sky on its own. ONE SCREEN PER STEP • Connect camera: plug in with a USB cable. The camera tells the app its model, and the app fills in the sensor size. • Focal length: type in your lens or telescope. The app remembers the last one and shows the field of view. • Target: search…