Here is another sequence of shots spanning a 4 hour time interval on Fuji 400 Xtra. Exposures are 10 minutes each, taken consecutively. The camera is a Pentax K1000, with a Zenitar 16mm fisheye lens. All shots from the balcony location at my home in Payson Arizona. This is the first set of images taken while I was sleeping, and the finished roll brought in at sunrise. Two animations are available: