| ps1057 d:\northps\block123-14dec07\ps1057.txt 14 Dec 07 22:58:33 Friday elapsed time 00:06:32 2245368 unique returns and 0 duplicate returns | Rectangular area = 0.875 km2 Data area = 0.874 km2 *percent double coverage = 44.208 **low-curvature dc area = 0.009 km2 | details return classification P1 = 33.7 cm, P2 = 88.3 cm | 
| 1st-return consistency 1st-return RMSE, low-curvature areas = 0.981 95p = 1.743, 98p = 2.052, 99.5p = 2.466  consistency legend | Ground-return consistency BE RMSE = 2.101 95p = 4.144, 98p = 5.960, 99.5p = 9.536   | 1st-return density  ground-return density  density legend ratio ground returns to 1st returns  ratio legend |