From: Multitemporal lidar captures heterogeneity in fuel loads and consumption on the Kaibab Plateau
Parameter | Acquisition year | ||
---|---|---|---|
2012 | 2019 | 2020 | |
Vendor | Watershed Sciences, Inc. | Atlantic | Technical Applications & Consulting, LLC |
Platform | Cessna Caravan | PACVX (N750VX) | Cessna Turbo Utility 206 |
Sensor | Leica ALS50 Phase II and ALS60 | Optech Galaxy Prime | Optech Galaxy T500 |
Acquisition dates | Aug. 25–Sept. 15, 2012 | June 27–Jul. 3, 2019 | Sept. 30–Oct. 2, 2020 |
Survey Altitude (AGL) | 900–2000 m | 1800 m | 961–1066 m |
Footprint diameter | 21–45 cm | 45 cm | 24–27 cm |
Scan frequency | 49–66 Hz | 53 Hz | 110–113 Hz |
Pulse rate of scanner | 50–106 kHz | 450 kHz | 550 kHz |
Laser wavelength | 1064 nm | 1064 nm | 1064 nm |
Mean pulse density | ≥ 8 pulses m− 2 | ≥ 8 pulses m− 2 | 9–20 pulses m− 2 |
Total area surveyed | 1853 km2 | 2944 km2 | 175 km2 |