Where Am I

 

Yesterday I was traveling up the Jersey coastline on RT 47. At my home i says the elavation is 100 some feet. When we were going up the coastline at random times I would tap Where am I and a few times it said i was negative 50 or lower. Anyone know about this??

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Nicpfeif12 Garmin Nuvi 5000 =)/ Winnebago 24f Minnie/ PHILLIES 07 NL east champps/ Philidelphia PHILLIES 2008 World Champss/ PHILLIES 09 NL CHAMPS/ 2010 NL EAST CHAMPIONS

nicpfeif12 wrote: Yesterday

nicpfeif12 wrote:

Yesterday I was traveling up the Jersey coastline on RT 47. At my home i says the elavation is 100 some feet. When we were going up the coastline at random times I would tap Where am I and a few times it said i was negative 50 or lower. Anyone know about this??

My 750 does the same thing, it probably has something to do with the satellites!

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Bob G. Nuvi 750

Im resending this because of

Im resending this because of the limited # of responses

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Nicpfeif12 Garmin Nuvi 5000 =)/ Winnebago 24f Minnie/ PHILLIES 07 NL east champps/ Philidelphia PHILLIES 2008 World Champss/ PHILLIES 09 NL CHAMPS/ 2010 NL EAST CHAMPIONS

nicpfeif12 wrote:When we

nicpfeif12 wrote:

When we were going up the coastline at random times I would tap Where am I and a few times it said i was negative 50 or lower. Anyone know about this??

Hmmm, didn't know a consumer model GPS would work in a submarine wink

Just a wild guess, did you happen to look at the accuracy number? If it was beyond 50 feet that could account for part of the error.

Cheers

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Garmin GPS III, GPS V, StreetPilot 2610, Mobile 10, Nuvi 660, Nuvi 760

Wow, not much patience

nicpfeif12 wrote:

Im resending this because of the limited # of responses

Just for the record, it is perfectly NORMAL not to get very many responses in the FIRST 4-6 HOURS after a post.

As for the original question, it is possible that you actually WERE at or slightly below "sea level" at some points in your trip.

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Magellan Maestro 4250// MIO C310X

Accuracy isn't perfect with the altitude...

My model (Nuvi 350) is something like +/- 100' feet per Garmin's feedback when I asked them this question a few years ago. Sometimes it's precisely right, when I see an elevation setting in the mountain. Seems to be worse at ground level, with my car submarining a lot when I'm actually just a few feet above sea level. Who cares? It's not that critical, it's more for intellectual entertainment and curiosity for virtually everyone who is driving someplace.

GC

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Nuvi 350, GPS Map 76CX