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I would recommend UTM coordinates; it avoids the formatting uncertainty of lat/long and is better suited for ground operations. (Easy to translate to paper maps, define search areas, and calculate distances.) If you use the WGS84 datum, the numerical portions are also identical with the military grid reference system (MGRS) and the national grid (USNG). ...


1

Focus on having a reliable GPS, and carry extra ( fresh ) batteries for it, more than you think you will ever need. If you can give your coordinates to dispatchers, you're leaps and bounds ahead of most people that need assistance. Most search and rescue teams have the skill and equipment to translate your coordinates into their preferred format faster than ...


0

I'd give my position in terms of landmarks ("I'm about five miles up Independence Creek; look for the silver emergency blanket draped over the bushes"). If I had a GPS, I'd also give coordinates in whatever units it displays. If you've ever gone geocaching, you'll know that while coordinates are precise, they don't tell you what the terrain is like or ...


9

I'd give them whatever my device or map provided me, and let them convert to whatever their devices or maps use. Anyone used to receiving lat/lon coordinates regularly should be able to convert from various formats to whatever they use internally. You're the one in trouble with limited resources. You're out there with a broken leg, lost, in the cold or ...



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