| ps3915 d:\northps\block456-14jan08\ps3915.txt 16 Jan 08 19:03:22 Wednesday elapsed time 00:07:36 1866875 unique returns and 0 duplicate returns | Rectangular area = 0.877 km2 Data area = 0.868 km2 *percent double coverage = 38.862 **low-curvature dc area = 0.150 km2 | details return classification P1 = 10.1 cm, P2 = 70.9 cm | 
| 1st-return consistency 1st-return RMSE, low-curvature areas = 0.816 95p = 1.562, 98p = 1.904, 99.5p = 2.522  consistency legend | Ground-return consistency BE RMSE = 3.718 95p = 6.204, 98p = 12.156, 99.5p = 22.932   | 1st-return density  ground-return density  density legend ratio ground returns to 1st returns  ratio legend |