ps0469 d:\northps\block123-14dec07\ps0469.txt 14 Dec 07 17:08:50 Friday elapsed time 00:05:49 1250884 unique returns and 0 duplicate returns	Rectangular area = 0.875 km2 Data area = 0.868 km2 *percent double coverage = 40.330 **low-curvature dc area = 0.087 km2	details return classification P1 = 4.5 cm, P2 = 76.7 cm
1st-return consistency 1st-return RMSE, low-curvature areas = 0.256 95p = 0.475, 98p = 0.645, 99.5p = 0.940 consistency legend	Ground-return consistency BE RMSE = 1.120 95p = 2.565, 98p = 3.026, 99.5p = 3.772	1st-return density ground-return density density legend ratio ground returns     to 1st returns ratio legend