| ps3273 d:\northps\block456-14jan08\ps3273.txt 16 Jan 08 11:31:55 Wednesday elapsed time 00:22:45 3513553 unique returns and 0 duplicate returns | Rectangular area = 0.877 km2 Data area = 0.874 km2 *percent double coverage = 99.838 **low-curvature dc area = 0.001 km2 | details return classification P1 = 4.1 cm, P2 = 59.0 cm | 
| 1st-return consistency 1st-return RMSE, low-curvature areas = 0.205 95p = 0.401, 98p = 0.496, 99.5p = 0.605  consistency legend | Ground-return consistency BE RMSE = 2.172 95p = 4.431, 98p = 6.230, 99.5p = 9.440   | 1st-return density  ground-return density  density legend ratio ground returns to 1st returns  ratio legend |