| ps4965 d:\northps\block456-14jan08\ps4965.txt 17 Jan 08 10:02:23 Thursday elapsed time 00:24:11 3780617 unique returns and 0 duplicate returns | Rectangular area = 0.877 km2 Data area = 0.869 km2 *percent double coverage = 92.563 **low-curvature dc area = 0.153 km2 | details return classification P1 = 13.9 cm, P2 = 32.6 cm | 
| 1st-return consistency 1st-return RMSE, low-curvature areas = 0.412 95p = 0.957, 98p = 1.120, 99.5p = 1.279  consistency legend | Ground-return consistency BE RMSE = 2.109 95p = 4.508, 98p = 6.391, 99.5p = 9.399   | 1st-return density  ground-return density  density legend ratio ground returns to 1st returns  ratio legend |