2003 0830 DPk Note
Don PARKER's Images on 30 August 2003
at 03:28~ 05:09 GMT

  λ=251°Ls,   (ω=002°~ 025°W,   φ=19°S),   δ=25.1",   ι=5°

Seeing fair (5-7 Pickering). Transparency 0-5 m, frequent clouds.
Wind NE-ENE 8-17 kts, gusts to 25 kts. Altitude =40-48°. No dew.

Note:
Strong Violet Clearing. Cloud streaks coming off NP Hood across Acidalium. Am limb clouds and faint localized clouds over Thaumasia. SPC irregular edge; Novus Mons separating.

PARKER uses a 41 cm Newtonian working at f/59 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) : 0.13s   1-4 images   (RG610, NO IR ejection)
  Green   (488 - 574nm) :  0.32s   6-11 images
  Blue      (392 - 508nm) : 0.95-1.20s   5-9 images
Images bias, flat and dark corrected.

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


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