ps2021 d:\northps\block123-14dec07\ps2021.txt 15 Dec 07 07:27:54 Saturday elapsed time 00:06:39 2070279 unique returns and 0 duplicate returns	Rectangular area = 0.876 km2 Data area = 0.874 km2 *percent double coverage = 75.193 **low-curvature dc area = 0.003 km2	details return classification P1 = 7.2 cm, P2 = 113.5 cm
1st-return consistency 1st-return RMSE, low-curvature areas = 0.275 95p = 0.544, 98p = 0.666, 99.5p = 0.861 consistency legend	Ground-return consistency BE RMSE = 0.982 95p = 1.995, 98p = 2.712, 99.5p = 4.128	1st-return density ground-return density density legend ratio ground returns     to 1st returns ratio legend