1121 DPk Note

21 November 2001 (277°Ls)

MARS IMAGES 21 NOVEMBER, 2001

D.C. Parker, Coral Gables, FL. Lynxx PC camera 16-in (41cm) F/6 NEWTONIAN
Eyepiece Projection @ f/44.2


         Integration Times:
 BLUE    (Koheisha, 445nm peak central; BWHM 105nm)    3.60s
 GREEN (Koheisha, 540nm peak central; BWHM 75nm)      1.14s
 RED      (RG610 - No IR Rejection)                                     0.25s

                     Images flat and dark corrected.

Seeing good (5-8, Pickering). Transparency fair (3.5-4.0m) with high haze. Wind NE 0-1 kts. Altitude = 47 46degrees. No dew.
Solis Lacus dark, small. Darkening in Daedalia-Claritas still observed. Aurorae S. and Nectaris P. prominent, dark. The Tithonius complex weak but visible. Nectar,Ambrosia, Noctis Lacus, Ganges noted. Argyre and Ogygis bright in all filters, with Nereidum Fr. seen separating them.
SPC tiny, bright. Bright evening limb haze persists.