λ=160°Ls, (ω=099°W & 118°W, φ=10°S), δ=7.4", ι (phase angle)=41°
Seeing poor (4, Pickering) initially, but improved (8) as altitude increased.
Transparency 3.5-4.0m. Wind W, 0-6kts. Heavy dew. Altitude = 27-37°.
Note:
SPH conspicuous, bright in blue. Cloud over PM limb (Candor).
Solis Lacus very dark on PM limb. Daedalia-Claritas dusky but unable to tell if a significant darkening remains from 2002.
Sirenum M very dark with Gorgonum S and Titanum S 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.
Integration times:
RG610 (610 -1100nm): 0.14s 15-22 images
Red (612 - 670nm) : 0.56s 3-5 images
Green (488 - 574nm) : 0.88s 6-9 images
Blue (392 - 508nm) : 3.50s 9-22 images
Images biased, flat and dark corrected.
Observer: Donald C PARKER, Coral Gables, FL. USA