Observation of March 12, 1997
-----------------------------
Begin: 20h 10m UT
End: 21h 45m
Ls = 89, diam = 14.0 arcsec
Drawing: 20h 33m, CM 319.
Newtonian reflector, diam 150 mm, f/8, 240 X. Seeing (Antoniadi) III, bad
transparency.
Notes:
------
Hellas very bright, white cloud. S. Meridiani very prominent at the f. limb.
Later, at 21:30 UT, Hellas is still bright at p. limb.
Paolo Tanga
Mars Program Coordinator
Sezione Pianeti - Unione Astrofili Italiani