2003 0721 JBs Note
Martian Drawings on 21 July 2003
at 07:20~07:40 GMT by Jeffrey D BEISH.

  λ=226゚Ls,   (ω=058°~063°W,   φ=21°S),   δ=20.3",   ι=29°

SPC clear, rifts well-defined with bright area on northeast edge of cap and near CM. Novissima Thyle detaching from cap on evening limb. Novus Mons bright. Argenteus Mons bright. NPR hood thin sliver seen on N. limb. No clouds, thin line of morning limb haze.

Mars is very clear, except for remaining dust haze that covers whole disk causing Mars to appears slightly yellowish-ochre and brighter than "normal." BC = 0.

  Seeing = 9-10. Transparency = 5, Altitude 48°.

41cm f /6.9 Newtonian, 520-1045 x
Wratten Filters: W23A, W25, W33, W57, W64, W38A, W47.

The Beish Observatory is located (81°19'34.7"W, 27°21'07.1"N) at Lake Placid, FL, USA.

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