| ps4333 d:\northps\block456-14jan08\ps4333.txt 16 Jan 08 23:55:54 Wednesday elapsed time 00:35:10 6120385 unique returns and 0 duplicate returns | Rectangular area = 0.877 km2 Data area = 0.866 km2 *percent double coverage = 97.453 **low-curvature dc area = 0.077 km2 | details return classification P1 = 11.7 cm, P2 = 45.6 cm | 
| 1st-return consistency 1st-return RMSE, low-curvature areas = 0.798 95p = 1.884, 98p = 1.884, 99.5p = 2.055  consistency legend | Ground-return consistency BE RMSE = 1.086 95p = 2.131, 98p = 3.124, 99.5p = 5.164   | 1st-return density  ground-return density  density legend ratio ground returns to 1st returns  ratio legend |