2003 05 02 DPk Note
Don PARKER's Images on 2 May 2003
at 09:22~10:15 GMT

  λ=178°Ls,   (ω=130°, 135°, 143°W,   φ=17°S),   δ=9.5",   ι (phase angle)=43°

Seeing fair (5-6, Pickering). Transparency 5m+.
No Wind. Heavy dew. Altitude = 36-42°.

SPC mostly clear of hood. Bright clouds over Arsia Mons and eastern Tharsis in blue and green light. AM limb haze.
Phasis very dark near PM limb. Araxes doubled and running north from E. end of Sirenum M.

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): 0.11s 24-36 images
  Red      (612 - 670nm) : 0.26s    1 image
  Green   (488 - 574nm) : 0.43s    7 images
  Blue      (392 - 508nm) : 1.70s   13 images
Images bias, flat and dark corrected.

Observer: Donald C PARKER, Coral Gables,  FL.  USA

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