| ps2465 d:\northps\block123-14dec07\ps2465.txt 15 Dec 07 09:44:28 Saturday elapsed time 00:08:12 1921343 unique returns and 0 duplicate returns | Rectangular area = 0.875 km2 Data area = 0.872 km2 *percent double coverage = 99.920 **low-curvature dc area = 0.277 km2 | details return classification P1 = 17.1 cm, P2 = 53.1 cm | 
| 1st-return consistency 1st-return RMSE, low-curvature areas = 0.583 95p = 0.865, 98p = 2.398, 99.5p = 2.839  consistency legend | Ground-return consistency BE RMSE = 0.677 95p = 1.395, 98p = 1.941, 99.5p = 2.868   | 1st-return density  ground-return density  density legend ratio ground returns to 1st returns  ratio legend |