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
December 21st - 22nd, 1987, 23:45 - 00:10 UT, seeing 4 (0 worst, 5 best), transparency 7. System I Central Meridian 188.8°, System II Central Meridian 207.7°.
Astro-Physics 6" f/9 refractor on Byers 58 equatorial mount. Magnification 165x.
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 not visible. The South Equatorial Belt (SEB) appeared light brown in color. A large patch or dusky white area was visible in the Equatorial Zone that connected to the SEB and North Equatorial Belt (NEB). A large festoon was visible along the NEB south. In the NEB two dark spots or condensations were visible that were connected with a dark rod. The SEB and NEB appeared light 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. Two dark spots or condensations were visible in the NTBs.