| ps3712 d:\northps\block456-14jan08\ps3712.txt 16 Jan 08 17:20:32 Wednesday elapsed time 00:04:06 437808 unique returns and 0 duplicate returns | Rectangular area = 0.877 km2 Data area = 0.430 km2 *percent double coverage = 16.306 **low-curvature dc area = 0.019 km2 | details return classification P1 = 73.2 cm, P2 = 0 cm | 
| 1st-return consistency 1st-return RMSE, low-curvature areas = 2.366 95p = 3.728, 98p = 3.806, 99.5p = 3.928  consistency legend | Ground-return consistency BE RMSE = 1.429 95p = 2.626, 98p = 4.309, 99.5p = 8.946   | 1st-return density  ground-return density  density legend ratio ground returns to 1st returns  ratio legend |