λ=243°Ls, (ω=132°~ 146°W, φ=19°S), δ=24.7", ι=11°
Seeing variable (4-7 Pickering), improved late.
Transparency 4-6 m with haze, freq fast cumulus, very good after lightning storms passed!
Wind NE-SE 2-10 kts. Altitude =40-47°.
SPC rifts and outliers prominent. NP Hood remains bright in blue. Small orographic cloud over Arsia Mons, brightens as it moves toward evening limb. No evidence of dust. Violet clearing = 1+.
Region around Olymous Mons appears as a conspicuous light areole in red and green light.
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
Red (610 -1100nm) : 0.11-0.14s 1-5 images (RG610, NO IR ejection)
Green (488 - 574nm) : 0.30s 6-9 images
Blue (392 - 508nm) : 1.00-1.15s 6-10 images
Images bias, flat and dark corrected.
Observer: Donald C PARKER, Coral Gables, FL. USA