| ps1297 d:\northps\block123-14dec07\ps1297.txt 15 Dec 07 01:12:35 Saturday elapsed time 00:08:58 2942647 unique returns and 0 duplicate returns | Rectangular area = 0.876 km2 Data area = 0.856 km2 *percent double coverage = 68.161 **low-curvature dc area = 0.034 km2 | details return classification P1 = 21.7 cm, P2 = 46.1 cm | 
| 1st-return consistency 1st-return RMSE, low-curvature areas = 0.548 95p = 1.135, 98p = 1.374, 99.5p = 1.785  consistency legend | Ground-return consistency BE RMSE = 1.128 95p = 1.826, 98p = 2.764, 99.5p = 5.560   | 1st-return density  ground-return density  density legend ratio ground returns to 1st returns  ratio legend |