2003 1021 DPk Note
Don PARKER's Images on 21 October 2003
at 00:46~ 01:04 GMT

  λ=284°Ls,   (ω=210°~ 215°W,   φ=22°S),   δ=16.8",   ι=35°

Seeing good (7-8 Pickering). Transparency = 4.5m.
Wind ENE 2-10 kts. Altitude = 48-50°. No dew.

Localized bluish clouds over Hesperia, Tritonis S. Bright large clouds over Amazonis and Zephyria.
Delicate clouds extending southward across eastern Cimmerium M. NP Hood bright. Minimal antarctic clouds. Violet clearing - = 0 visually with W-47.

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) :   0.14-0.15s   2 images   (RG610, NO IR ejection)
  Green   (488 - 574nm) :    0.60s   7 images
  Blue      (392 - 508nm) :   2.50s   7-9 images
Images bias, flat and dark corrected.

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

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