April 15, 1997 U.T.
01:42 - 01:59 U.T.
Wratten #25 Red, Wratten #47 Violet
C.M.: 103-110 deg
Ls: 106 deg
De: +23.51 deg
17.5", f/4.5, Newtonian 520x
Seeing: 5 (1-10, 10 best)
Transparency: 6 (1-6, 6 best)
Mars Date: July 7
Notes: Very bright white evening limb clouds. There was a bright SLH. Two smaller dimmer clouds near Solis Lacus in Syria. Also Olympica Nix had a dim cloud over it.
(Legend: N=north, S=south, P=preceding, F=following, Np=North-preceding,
Nf=North-following, Sp=South-preceding, Sf=South-following, MLH=Morning
limb haze, ELH=Evening limb haze, SLH=Southern limb haze, ECB=Equatorial
cloud band, NPC=North Polar Cap.)
Daniel M. Troiani (Mars Section Leader, ALPO)
dtroiani@triton.cc.il.us
Observing Station:
Cernan Space Center
Triton College
River Grove, IL 60193
+42 deg North, 88 deg West