| ps2575 d:\northps\block456-14jan08\ps2575.txt 16 Jan 08 00:14:14 Wednesday elapsed time 00:08:08 1733090 unique returns and 0 duplicate returns | Rectangular area = 0.875 km2 Data area = 0.874 km2 *percent double coverage = 51.709 **low-curvature dc area = 0.043 km2 | details return classification P1 = 69.3 cm, P2 = 0 cm | 
| 1st-return consistency 1st-return RMSE, low-curvature areas = 1.356 95p = 2.287, 98p = 2.501, 99.5p = 2.873  consistency legend | Ground-return consistency BE RMSE = 1.779 95p = 3.256, 98p = 4.320, 99.5p = 7.185   | 1st-return density  ground-return density  density legend ratio ground returns to 1st returns  ratio legend |