Date (U.T.) January 28, 2010
Time (U.T.): 05:00-06:00
CM (Degrees West): 128.8-143.4
Ls 043.9*, De 14.8*, Ds 16.9*, p 1.00, 14.1"
Instrument: 9-inch (23-cm) F/13.5 Maksutov-Cassegrain
Magnification: 295x and 388x
Filters (Wratten): 30 (Magenta) and 80 (Blue)
Seeing (1-10): 5 (moments of 7), Antoniadi 9I-V): III-II
Transparency (1-6): 4
05:15 U.T. (CM 132.4*W, Wratten 30 (Magenta)): The North Polar Cap (NPC) appeared brilliant (10/10) surrounded by a dark to dusky (3-4/10) collar comprised of Lemuria. Tharsis appears dusky to shaded (4-6/10) and mottled on the central meridian (CM). Ceraunius appears as a dusky (4/10), broad streak on the CMover the northern hemisphere. Mare Acidalium appears dark to dusky (3-4/10) with bright to very bright (7-8/10) haze over it over the South-preceding (SP) limb. Nilokeras (4/10) and Lunae Lacus (4-5/10) are visible extending from the South-following border of Mare Acidalium. A very bright (8/10) cloud is visible over Tempe. Ganges appears as a broad, dusky to dull (4-5/10) band extending between Lunae Lacus and Aurorae Sinus (3-4/10). The Propontis Complex appears dark to dusky (3-4/10) over the North-following (Nf) limb. Solis Lacus appears dark to dusky (3-4/10) with Calydon (4/10) and Eosphoros (4/10) projecting from it's northern border. Agathodaemon (Coprates) is visible projecting from the following border of Aurorae Sinus. Aonius Sinus is visible as a dusky (4/10) wedge towards the southern limb. Mare Sirenum appears dark to dusky (3-4/10) with dull (5/10) projections extending over it's northern border appearing to connect to Valhalla (4-5/10). Trivium Charontis is visible over the following limb and appears dusky (4/10). Evening limb haze (ELH), morning limb haze (MLH), and the southern limb appear very bright to extremely bright (8-9/10).
A digital image produced in Pixelmator.