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
October 16, 1987, 1:10 - 1:35 UT, seeing 3 - 4 (0 worst, 5 best), transparency 5. System I Central Meridian 244.1°, System II Central Meridian 52.4°.
Astro-Physics 6" f/9 refractor on Byers 58 equatorial mount. Magnification 114x - 172x.
South is at the top of this sketch, following is on the right hand side, north is at the bottom of the sketch, and preceding is on the left hand side.
The South Polar Region appeared light green in color. The South Temperate Belt (STB) was visible from the following limb to near the center of the disk. Oval BC preceded the STB.
The South Equatorial Belt (SEB) was divided by the Equatorial Zone into the SEB south (SEBs) and SEB north (SEBn). A large dark condensation was visible near the center of the SEB. The SEB appeared brown in color.
Along the North Equatorial Belt south (NEBs) two festoons were visible, with a small white oval preceding the first festoon. The NEB appeared brown in color.
The North Temperate Belt north (NTBn) and the North Temperate Belt south (NTBs) were visible, as was the North North Temperate Belt (NNTB) and the North Polar Region, all of which had a light green gray color to them.