| ps2391 d:\northps\block123-14dec07\ps2391.txt 15 Dec 07 09:22:04 Saturday elapsed time 00:07:28 1982871 unique returns and 0 duplicate returns | Rectangular area = 0.876 km2 Data area = 0.872 km2 *percent double coverage = 99.416 **low-curvature dc area = 0.002 km2 | details return classification P1 = 34.3 cm, P2 = 136.0 cm | 
| 1st-return consistency 1st-return RMSE, low-curvature areas = 1.242 95p = 2.200, 98p = 2.395, 99.5p = 3.560  consistency legend | Ground-return consistency BE RMSE = 3.167 95p = 6.049, 98p = 8.490, 99.5p = 13.757   | 1st-return density  ground-return density  density legend ratio ground returns to 1st returns  ratio legend |