| ps3241 d:\northps\block456-14jan08\ps3241.txt 16 Jan 08 10:39:22 Wednesday elapsed time 00:13:53 2860142 unique returns and 0 duplicate returns | Rectangular area = 0.877 km2 Data area = 0.874 km2 *percent double coverage = 85.148 **low-curvature dc area = 0.000 km2 | details return classification P1 = 17.5 cm, P2 = 62.5 cm | 
| 1st-return consistency 1st-return RMSE, low-curvature areas = 0.586 95p = 0.888, 98p = 1.321, 99.5p = 2.158  consistency legend | Ground-return consistency BE RMSE = 2.152 95p = 4.033, 98p = 5.812, 99.5p = 10.183   | 1st-return density  ground-return density  density legend ratio ground returns to 1st returns  ratio legend |