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What is G.P.S.?
•Global Positioning System
•24 satellites 20,200 km high orbit
•Developed and maintained by US Dep Of Defense
•GPS (US), GLONASS (Russia), GALILEO (EU)
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GPS Signal
• Free
• Precise
• Reliable
•Anytime & Anywhere
•All weather (fog, night)
• Unlimited user capacity
Almost!
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GPS Receiver (aka GPS)
•Automotive
•Outdoors
•Fitness
•Marine
•Scientific
•Military
•Commercial
•Etc.
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What GPS should you get?
•Capable: High Sensitivity
•Useful: Can Display Maps
•Durable: Waterproof/Shockproof
•Dependable: Long battery life
•Easy-to-use: Touch Screen
•Extras: Compass, Altimeter
•Cheap: Cost < $200, free maps
•Garmin GPSs are most popular
•Any Smartphones is a GPS!
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GPS Smartphone AccesoriesBattery
Waterproof
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Do you need a GPS? Probably not...
GPS is useful only if
• Self-guided
• Off trail
• Complex
• Exploratory
• Remote
• Critical Nav
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Let’s plan an adventure…
1. Research Destinations: What, Where, Why
2. Get a Map: Roads, Trails, Terrain
3. Define Itinerary: Waypoints & Routes
How to plan?
a) Paper and Pen
b) Computer + Printer
c) Computer + GPS
d) Smartphone w Apps
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www.sdreader.com/news/roam-o-rama www.dankat.com/swhikes/content.htm
www.birdandhike.com
Afoot&Afield in San DiegoAfoot&Afield in Orange CountyAfoot&Afield in Inland Empire
www.everytrail.comwww.alltrails.comwww.wikiloc.com
www.ropewiki.com
Hiking Books Hiking Websites Crowdsourcing
1. Research Destinations
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What is Geocaching? It’s a modern day treasure hunt!
Cache contents may not be very interesting
But some locations are spectacular (TR>=4)
www.geocaching.comwww.navicache.comwww.terracaching.com
Lake Hodges
FlumeFish Creek
Slot Canyons
Afton Canyon
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2. Get a Map
Map Type:
• Basic: Streets & Roads
• Aerial: Satellite Imagery
• Terrain/Topo: Contour Lines
Map Format:
• Raster: image/paper scan
• Vector: routable, smaller size
• Online vs Offline: Inet?
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What is a TOPO Map?
?
AERIAL MAP TOPO MAP with shading
TOPO MAP
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3. Define Itinerary
GPS Data Types:
• Waypoints: point
• Routes: p2p
• Tracks: smooth p2p
GPS Data Formats:
• .GPX : wpt,routes&tracks
• .KML : wpt&tracks
• .KMZ : compressed KML
Free converter: GPSBabel
Tracks Routes
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Mapping Tools
PC/Mac/Web
Caltopo.com
Google Earth
Garmin Basecamp
etc.
Smartphone AppsLocus Maps, Backcountry Navigator,
Gaia GPS, Topo Maps, etc. etc. etc.
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Caltopo.com (Free / Pro $)• Create wpt/tracks • Import/Export .gpx .kml Garmin• USGS RASTER 24k Maps• Excellent Printing / PDF• Excellent video tutorials (About)• Can load maps to Garmin• 3D viz with Google Earth• Offline mode too (limited)• Multiple map sources (free)• Extras:Weather, Snotel, Gauges
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NatGeo/ArcGis USGS 24k
Google Terrain
Caltopo.com Map Sources
OpenCycleMaps
OpenStreetMapsCalTopo USGS 24k
Google Earth / Hybrid
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Google Earth (free)
• Create wpt/tracks in 3D• High-def 3D sometimes• Up to 20x zoom (vs 15x)• Import/Export .kml• Excellent 3D View• Excellent Aerial maps• Other map sources• MUST have internet• NO guiding/routing
• TOPO MAPS IN 3DGoogle ‘Caltpo Super Overlay’http://ropewiki.com/Ropewiki_Explorer
• HIKING ROUTESEnable ‘Gallery’ Layer
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Google Earth: Search Destination
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Google Earth: Enable Gallery
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Google Earth: Find a Hike
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Google Earth: Find a Hike
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Google Earth: Display a Hike
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Google Earth: Find a Hike
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Google Earth: Display a Hike
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Google Earth : Topo Overlay
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Smartphone with Apps
Map Apps: GPS + Map
• GaiaGPS: Easy, iOS/Android, $$$
• BackcountryNav: vector maps
• Locus Maps: vector maps, advanced
• MANY more, try them out!
Hiking Apps: GPS + Map + Info + Tracks
• WikiLocs: Hiking, Biking, 4x4, etc.
• AllTrails: Mostly only hiking
• MANY more, try them out!
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Using a GPS: Before the trip
0. Update App/Firmware (once in a while)
1. Create/Import wpt/tracks dataUse DropBox, Google Drive, Resilio Sync to => Smartphone
2. Download map offline (raster or vector)
3. Print map, bring paper map & compass as backup, if at all possible. Bring 2 smartphones otherwise.
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Using a GPS: At the trailhead1. Power Saving: set display off after 15s,
adjust screen brightness to min/maxSmartphones: Airplane mode ON, GPS ON
2. Calibrate: compass & altimeter (if needed)
3. Orient the map: 3D view OFF, North Up ON
4. Track recording ON (if not automatic)
5. Mark starting waypoint (ie: CAR)
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Using a GPS: During the trip
Basic operations:
a) Map: view my location, pan & zoom
b) Set Destination: Guiding / Routing
c) Trip Computer: distance, time, speed
d) Mark Waypoint: record location
e) Tracking: record breadcrums
f) Extras: Sunset/Sumrise, etc
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GaiaGps: Download Map / Data
Download Map
Switch Map
Map
Import
Wpt/Tracks
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GaiaGps: Record Track / Waypoint
Record waypoint
Record Track
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GaiaGps: Set Destination
Waypoint
Menu Track
GoogleMaps
Guiding
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Wikiloc: Download Map / Data
Import Wpt/Tracks
Download Map
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Wikiloc: Record Trk / Set Destination
GoogleMaps
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Google Maps: Download Map
Alternatively use Here, Navigator, TomTom, etc.
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GPS : The Digital Map
Luca Chiarabini [email protected]
More information: http://ropewiki.com/Smartphone_appsMore information: http://ropewiki.com/Smartphone_apps