| ps1871 d:\northps\block123-14dec07\ps1871.txt 15 Dec 07 06:28:54 Saturday elapsed time 00:07:04 1836584 unique returns and 0 duplicate returns | Rectangular area = 0.876 km2 Data area = 0.874 km2 *percent double coverage = 99.878 **low-curvature dc area = 0.004 km2 | details return classification P1 = 34.7 cm, P2 = 119.3 cm | 
| 1st-return consistency 1st-return RMSE, low-curvature areas = 1.101 95p = 1.544, 98p = 1.680, 99.5p = 1.907  consistency legend | Ground-return consistency BE RMSE = 1.715 95p = 3.473, 98p = 4.553, 99.5p = 6.289   | 1st-return density  ground-return density  density legend ratio ground returns to 1st returns  ratio legend |