| ps2326 d:\northps\block456-14jan08\ps2326.txt 15 Jan 08 20:07:49 Tuesday elapsed time 00:13:01 1686035 unique returns and 0 duplicate returns | Rectangular area = 0.875 km2 Data area = 0.874 km2 *percent double coverage = 98.995 **low-curvature dc area = 0.002 km2 | details return classification P1 = 56.8 cm, P2 = 79.2 cm | 
| 1st-return consistency 1st-return RMSE, low-curvature areas = 1.988 95p = 3.195, 98p = 3.312, 99.5p = 3.431  consistency legend | Ground-return consistency BE RMSE = 1.618 95p = 3.213, 98p = 4.070, 99.5p = 5.578   | 1st-return density  ground-return density  density legend ratio ground returns to 1st returns  ratio legend |