λ=230ﾟLs, (ω=346°~352°W, φ=20°S), δ=21.6", ι=26°
SPC clear. Novissima Thyle separated by Rima Austrialis, but less well-defined, broad riftmerges with Rima Brevis. Argenteus Mons bright at north edge of SPC and Rima Angusta well-defined bordering Argenteus Mons. NPR hood seen as thin bright line on north limb. MH. BC = 0.
NOTE: Too tired to make larger and more detailed drawing of the SPC complex!
Seeing = 7-8. Transparency = 5, Altitude 48°.
41cm f /6.9 Newtonian, 520 x
Wratten Filters: W23A, W25, W33, W57, W64, W38A, W47.
The Beish Observatory is located (81°19'34.7"W, 27°21'07.1"N) at Lake Placid, FL, USA.