λ=158°Ls, ω=157°W, φ=8°S, δ=7.2", ι (phase angle)=40°
Seeing very poor (2 - 3, Pickering). Transparency 4.0m.
Wind N 01-kts. No dew. Altitude = 37°.
Note:
The SPH is conspicuous, bright in Blue. Sirenum M is very dark with Titanum S. Conspicuous clouds confluent with SPH over Zephyria, Amazonis, and western Tharsis. No bright orographics near PM limb.
PARKER used a 25 cm Mewlon (Dall Kirkham) working at f/77 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): 0.50s 22 images
Red (612 - 670nm): 1.00s 5 images
Green (488 - 574nm): 1.30s 5 images
Blue (392 - 508nm): 5.00s 4 images
Images biased, flat and dark corrected.
Observer: Donald C PARKER, Coral Gables, FL. USA