| ps1835 d:\northps\block456-14jan08\ps1835.txt 15 Jan 08 14:58:30 Tuesday elapsed time 00:06:55 1193338 unique returns and 0 duplicate returns | Rectangular area = 0.876 km2 Data area = 0.873 km2 *percent double coverage = 32.203 **low-curvature dc area = 0.179 km2 | details return classification P1 = 10.5 cm, P2 = 140.1 cm | 
| 1st-return consistency 1st-return RMSE, low-curvature areas = 1.400 95p = 2.680, 98p = 3.030, 99.5p = 3.469  consistency legend | Ground-return consistency BE RMSE = 5.561 95p = 7.741, 98p = 12.941, 99.5p = 31.205   | 1st-return density  ground-return density  density legend ratio ground returns to 1st returns  ratio legend |