In the predawn sky of Saturday the 20th of August @ 04.00 Hrs

above the E – SE horizon there is an opportunity to see

The planet Mars, a 4% lit waning crescent Moon, & (M45) the Pleiades

form an apparent isosceles triangle this grouping will be visible throughout the night 

and will continue to climb to a reasonable altitude

for observation / imaging from approx 04.00 Hrs

if you plan to observe / image this event remember to dress for the conditions