λ=168°Ls, (ω=302°W ~ 322°W, φ=13°S), δ=8.3", ι (phase angle)=42°
Seeing fair but improved as altitude increased (4-7, Pickering). Post cold front. Transparency 5m.
Wind WNW, 0-4 kts. Light dew. Altitude = 30-40°.
SPH conspicuous, bright in blue. NPC tiny.
NOTE: Strong (2+/3+) Violet Clearing -- seen on images and with W-47 filter visually.
Hellas dull. Yaonis, Serpentis-Charis and Helles D. dark, promninent.
Syrtis Major curved NW with Astusapis S., Astaboras, and Coloe Palus visible.
PARKER uses a 41 cm Newtonian working at f/55 with an eyepiece projection together with an SBIG ST9XE ccd camera, equipped with a CFW-8C filter wheel and RGB interference filters as well as a luminance Red RG610 Schott filter.
RG610 (610 -1100nm): 0.12s 17-26 images
Red (612 - 670nm) : 0.37s 1 image
Green (488 - 574nm) : 0.56s 1-9 images
Blue (392 - 508nm) : 2.00s 1-9 images
Images bias, flat and dark corrected.
Observer: Donald C PARKER, Coral Gables, FL. USA