Choosing A Telescope
Telescope Aperture Considerations
Introduction to Planetary Sketching
Refractor Dobsonian Style Mounts
The Bonds: Pioneers of American Astronomy
Saturn's Encke Minima and Encke Division
Nature and Travel Photography
Recommended Astronomy Books
May 28, 2013, 1:30 - 1:59 UT, seeing mostly fair to good, except when a westerly breeze picked up and seeing dropped to poor; transparency 5.2.
TMB 130mm (5.1") f/9.25 refractor on a alt-az mount. Magnification mostly 255x with Baader binoviewer. Filters used: none and Baader Moon & Skyglow filter.
In the above sketch the preceding limb is on the left, the following limb is on the right, south is at the top, and north is at the bottom. The North Polar region is now tilted towards the Earth.
The South Polar Region appeared blue in color.
The North Equatorial Zone appeared light yellow in color.
The North Equatorial Belt appeared brown in color.
The North Tropical Belt appeared green in color.
The North Tropical Zone appeared white in color.
The North Polar Region appeared green in color and a small round cap was noted.
The shadow of the globe was visible on the preceding (left hand side) of the rings, giving the planet a 3-D look to it. The rings cast a shadow on the front of the globe.
The Cassini Division was noticeable on both ring ansa.
Nearby the moons Titan, Tethys, Dione, and Rhea were visible.