λ=202°Ls, (ω=075°, 083°W, φ=21°S), δ=14.0", ι (phase angle)=41°
Seeing good (7, Pickering) but gusty wind, ESE 5-15 kts. Transparency 5m.
No dew. Altitude = 45-47°.
Note:
Again, western SPC brighter in all colors. Np Hood conspicuous.
Thin AM limb arc. Localized PM clouds over
Chryse-Xanthe, Candor, Erythraeum, and Argyre. Clouds throughout Tharsis and forming pre-noon over volcanoes.
Western Solis Lacus half-tone. Tithonius complex appears normal.
Nectar, Bathys, Acampsis, Daemon, Ganges and Araxes visible.
No violet clearing on images or visually.
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
Integration times:
Red (610 -1100nm) : 0.11s 1-3 images (RG610, NO IR Rejection)
Green (488 - 574nm) : 0.33s 8-12 images
Blue (392 - 508nm) : 1.00s 9-10 images
Images bias, flat and dark corrected.
Observer: Donald C PARKER, Coral Gables, FL. USA