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iPhone GPS track timer/map application?

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Old 06-11-2009, 03:36 PM
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95jersey
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Default iPhone GPS track timer/map application?

Does anyone know if the iPhone has a GPS track timer application? I read somewhere there were track lap timers and maps for 3G enabled cell phones

Does anyone use the iPhone as a GPS timer or know if that app exists?
Old 06-11-2009, 04:32 PM
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hamdog
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Is this it?

http://www.apptism.com/apps/a3dtrack-hud-speedcams
Old 06-11-2009, 04:35 PM
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Wicked Weasel
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I know dynolicious does 1/4 mile and g-force. It might have more features.
Old 06-11-2009, 04:35 PM
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I know an app exists for the iPhone but not the G1 (which I have). Somebody was talking about it here. Keep searching.
Old 06-11-2009, 04:38 PM
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Here it is:

http://www.apptism.com/apps/lapping-coach
Old 06-11-2009, 04:45 PM
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OK, that does it, I'm getting an iphone this fall unless something really remarkable comes along.

If you could hook up an external GPS sensor, that would really put the icing on the cake (for this particular application). That program does what what would have cost several thousand dollars a few years ago (pre GPS data units).
Old 06-11-2009, 04:48 PM
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95jersey
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Originally Posted by hamdog
That's it...bad @ss.
Old 06-11-2009, 04:50 PM
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Here are a couple more
http://web.me.com/hschlangmann/LapTi...page/Home.html
http://tomatounion.com/
and one for S60 and windows mobile users
http://www.racechrono.com/
Old 06-11-2009, 04:57 PM
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How well does it work and where does the phone need to be mounted.

I know dynolicious only works if the phone is 100% stable facing up and down and near the front window.

People that use it for fun buy the ipod suction cup windshield holder but this solution might not pass rr tech.

If it can be mounted in center console that would be sweet.
Old 06-11-2009, 10:11 PM
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Look for Harry's lap timer. Lap timer and data logging on your Iphone.
Old 06-11-2009, 11:03 PM
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Originally Posted by Wicked Weasel @ ECS
How well does it work and where does the phone need to be mounted.

I know dynolicious only works if the phone is 100% stable facing up and down and near the front window.

People that use it for fun buy the ipod suction cup windshield holder but this solution might not pass rr tech.

If it can be mounted in center console that would be sweet.
I have Dynolicious and it's stable and works great right in the cupholder. It can be mounted at any angle, you just set it in a position and calibrate for that position.
Old 06-11-2009, 11:37 PM
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Originally Posted by davidfarmer
OK, that does it, I'm getting an iphone this fall unless something really remarkable comes along.

If you could hook up an external GPS sensor, that would really put the icing on the cake (for this particular application). That program does what what would have cost several thousand dollars a few years ago (pre GPS data units).
PerformanceBoxes do this for $500, and have a nifty in-car display and menu thats usable while you're driving (within reason). PBoxes and DBoxes are 10 Hz.

MaxQData also has a new unit around the same price thats 20 Hz. It doesn't have an interface itself though, you have to hook it up to a laptop. I'm hoping Racelogic will come out with an updated PBox that runs at 20 Hz.

What Hz does the iPhone's GPS operate at?
Old 06-12-2009, 08:00 AM
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according to some sample Dynolicious Log Box data on their site, you get an update at 1/100th sec intervals, .011sec to be exact. I'm sure the data isn't nearly as reliable as a stronger GPS unit with a good antenna, however.
Old 06-12-2009, 08:58 AM
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95jersey
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Originally Posted by davidfarmer
according to some sample Dynolicious Log Box data on their site, you get an update at 1/100th sec intervals, .011sec to be exact. I'm sure the data isn't nearly as reliable as a stronger GPS unit with a good antenna, however.
BUT...if you already have an iPhone and are looking for a cheap HPDE solution, you can't beat a $5.00 app vs spending hundreds if not thousands on other hardware.

Some of the screen shots and information available from that $5.00 app is just amazing. If it is not accurate down to the 1/100th second...I can live with that for $5.00
Old 06-12-2009, 11:08 AM
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Robvuk thanks for the information. I have downloaded dynolycious to my blackberry storm a few weeks back but have not had a chance to test it so I was posting what I read. Glad someone with real experience knows different.
Old 06-12-2009, 11:30 AM
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Dynolicious also has a raw data program (the one I referenced above) that just captures the data and spits it out......really more usefull for some things than dynolicious. You can easily convert the raw data to acceleration/HP in a spreadsheet.
Old 06-12-2009, 05:28 PM
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Originally Posted by davidfarmer
Dynolicious also has a raw data program (the one I referenced above) that just captures the data and spits it out......really more usefull for some things than dynolicious. You can easily convert the raw data to acceleration/HP in a spreadsheet.
I bought dynolicious just to play with not realizing it had these other features. I will be at NJMP next week I will try it out and give some feedback.

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Old 06-12-2009, 05:48 PM
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Originally Posted by davidfarmer
according to some sample Dynolicious Log Box data on their site, you get an update at 1/100th sec intervals, .011sec to be exact. I'm sure the data isn't nearly as reliable as a stronger GPS unit with a good antenna, however.
I don't think there is any way it receives at 100Hz; maybe that's after interpolation? I don't think I've heard about anything over 20 (which seems to be the best in affordable DAQ) with out a stationary beacon.

Traqmates receive GPS at 5 Hz.
Old 06-12-2009, 10:42 PM
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it appears to read accelerometer data at that speed, but you are right, GPS readings see to me once every 6/10th's seconds or so, so not even 2hz. They have full data available on their site, I just didn't look very closely.

However, assuming these program are smart enough to fully analyze the accelerometer and GPS data, it could still give very good data. Accelerometer data is more accurate that GPS data anyway, assuming the GPS gives you a good starting point.
Old 10-21-2009, 07:54 PM
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Bump for new aps or other opinions.


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