Difference between revisions of "Drone Meteorite Searching"
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=== Data Processing === | === Data Processing === | ||
| − | WebODM cloud version. | + | * Upload and process the data on WebODM (cloud version). |
| − | + | * Download the data product: Orthomosaic (large geoTiff file). | |
| − | Upload to Mapbox. | + | * Upload geoTiff to Mapbox: https://studio.mapbox.com/tilesets/ |
| − | + | * Wait for processing, note the Tileset ID, and put that ID somewhere... TBD | |
== Meteorite Candidates Follow-up == | == Meteorite Candidates Follow-up == | ||
Revision as of 14:41, 4 October 2024
Contents
Introduction
Drone Image Survey Requirements
- Ground resolution: 5 cm /pixel
- Overlap: 70%
- Minimum sun elevation: X degrees (to avoid long shadows creating too many false positives. Ignore if overcast). Use https://www.sunearthtools.com/dp/tools/pos_sun.php to calculate survey start/end times for your location.
- GPS tagging of the images (Exif)
- Timezone set to UTC
Note:
Main Survey Data Collection
Training Data Collection
Low-resolution Survey
(optional) Needed to make a background map of the survey area (used as a layer on slippy map on Webapp).
Data Collection
- Ground resolution: 5 cm /pixel
- Overlap: 70
Data Processing
- Upload and process the data on WebODM (cloud version).
- Download the data product: Orthomosaic (large geoTiff file).
- Upload geoTiff to Mapbox: https://studio.mapbox.com/tilesets/
- Wait for processing, note the Tileset ID, and put that ID somewhere... TBD
Meteorite Candidates Follow-up
Checklists
Misc
Computer things
- Laptop + backup laptop. Linux distro, ~1TB free space, SD card reader.
- Starlink unit.
- Activate Starlink unit subscription on pause (ask Hadrien).
- Spin-up Webapp VM.
- Start high-performance GPU computer (lab).
Power
- Generator.
- Petrol and/or diesel. Usage: ~X litres / 12h
- Battery station + cables.
Drone
- Drone.
- Drone camera.
- Drone controller.
- Batteries (charge them just before the trip).
- Battery charger.
- SD cards.
- Something to make a landing pad (e.g. tarp).
