| ps3866 d:\northps\block123-14dec07\ps3866.txt 26 Dec 07 13:53:41 Wednesday elapsed time 00:05:45 1877830 unique returns and 0 duplicate returns | Rectangular area = 0.875 km2 Data area = 0.874 km2 *percent double coverage = 65.300 **low-curvature dc area = 0.000 km2 | details return classification P1 = 45.1 cm, P2 = 71.0 cm | 
| 1st-return consistency 1st-return RMSE, low-curvature areas = 1.776 95p = 2.591, 98p = 2.896, 99.5p = 3.076  consistency legend | Ground-return consistency BE RMSE = 1.201 95p = 2.273, 98p = 3.011, 99.5p = 4.311   | 1st-return density  ground-return density  density legend ratio ground returns to 1st returns  ratio legend |