| ps4373 d:\northps\block456-14jan08\ps4373.txt 17 Jan 08 00:30:29 Thursday elapsed time 00:04:54 1125956 unique returns and 0 duplicate returns | Rectangular area = 0.875 km2 Data area = 0.858 km2 *percent double coverage = 47.611 **low-curvature dc area = 0.000 km2 | details return classification P1 = 12.3 cm, P2 = 200.3 cm | 
| 1st-return consistency 1st-return RMSE, low-curvature areas = 0.588 95p = 1.056, 98p = 1.248, 99.5p = 2.076  consistency legend | Ground-return consistency BE RMSE = 4.392 95p = 6.893, 98p = 11.014, 99.5p = 23.534   | 1st-return density  ground-return density  density legend ratio ground returns to 1st returns  ratio legend |