λ=322°Ls,  ( ω=127°, 134°W,   φ=17°S ),   δ=19.6",   ι=03°

Instrument: 9" F/13.5 Maksutov-Cassegrain
Magnification: 248×, 298×, and 388×
Filters (Wratten): 30 and 38A
S (1-10): 5-6 (periods of 7), Antoniadi (I-V): III
Transparency (1-6): 5

Notes:
Left Image 00:45 U.T. (CM 126.5, IL/W30): The South Polar Cap (SPC) was brilliant and very small. Mare Austale was dusky to dull (4-5/10) and mottled. Solis Lacus appeared dark to dusky (3-4/10) over the south-preceding limb. Nectar appeared broad and dusky (4/10). Ambrosia (5/10) and Bathys (5/10) were noted to project from the southern border of Solis Lacus. Geryon (5/10) and Calydon (5/10) were noted to project from it's northern border. Aonius Sinus appeared dusky (4/10) with Phasis (5/10) projecting from it's northern border. Daedalia, Phaethontis, and Electris appeared bright (7/10). Mare Sirenum appeared dark to dusky (3-4/10) and mottled following the CM (Caralis Fons (4/10) was noted along it's southern border). Mare Cimmerium was dark to dusky (3-4/10) following Mare Sirenum towards the following limb. Memnonia and Zephyria appeared bright to very bright (7-8/10) north of Mare Sirenum. Tithonius Lacus was visible as a dark to dusky (3-4/10) wedge towards the preceding limb surrounded by a very bright to extremely bright (8-9/10) cloud projecting from the extremely bright (9/10) evening limb haze (ELH). Tharsis and Amazonis appeared bright (7/10). Tempe and Arcadia appeared dull to shaded (5-6/10). Olympus Mons appeared as a bright (7/10) circular albedo feature over Tharsis following the CM. Phlegra appeared as a dusky (4/10) "sliver" towards the following limb. An extremely bright (9/10) morning limb haze (MLH) and North Polar Haze (NPH) were noted as well.

Right image 01:15 U.T. (CM 133.8, W38A): A bright to very bright (7-8/10) cloud was noted to project from the preceding limb over Tharsis , Daedalia, Memnonia, and Zephyria on the following limb (cloud band?). Solis Lacus, Mare Sirenum and Mare Cimmerium appeared dull (5/10). Extremely bright (9/10) evening limb haze (LH), morning limb haze (MLH), and North Polar Haze (NPH) were noted as well. A very bright (8/10) projection (cloud) from the NPH was noted over Tempe-Arcadia.

Observer:   Carlos E HERNANDEZ,   Miami   FL