ps4909 d:\northps\block456-14jan08\ps4909.txt 17 Jan 08 09:17:13 Thursday elapsed time 00:13:18 2712888 unique returns and 0 duplicate returns	Rectangular area = 0.877 km2 Data area = 0.874 km2 *percent double coverage = 99.952 **low-curvature dc area = 0.004 km2	details return classification P1 = 10.7 cm, P2 = 65.6 cm
1st-return consistency 1st-return RMSE, low-curvature areas = 0.362 95p = 0.730, 98p = 0.833, 99.5p = 0.949 consistency legend	Ground-return consistency BE RMSE = 1.065 95p = 2.092, 98p = 2.881, 99.5p = 4.577	1st-return density ground-return density density legend ratio ground returns     to 1st returns ratio legend