2003 1213 DPk Note
Don PARKER's Images on 13 December 2003
at 01:35~ 02:59 GMT

  λ=315°Ls,   (ω=072, 092°W,   φ=26°S),   δ=9.9",   ι=42°

Seeing poor (4 Pickering) with 90% overcast, altocumulus and high cirrus.
Transparency = 0-4m . Wind E 0-5 kts. Altitude = 53-38°. No dew.

Large bright dust clouds in Chryse extending south and west across Eos and west into Candor.
Smaller dust clouds in Erythraeum M. and northern Argyre. Most of Aurorae Sinus obscured.
NP Hood weak. Dust bright in green and to a lesser extend in blue. Possible additional cloud in Aram on PM limb.

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

Integration times:
  Red     (610 -1100nm) : 0.15s   1-2 images   (RG610, NO IR ejection)
  Green  (488 -  574nm)  : 0.58s   3 images
  Blue     (392 -  508nm)  : 2.65-3.00s   3-4 images
Images bias, flat and dark corrected.

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

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