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Re: Wrong total distance for activities longer than 167.76 km [Bug 10]
Posted: Sun Jan 05, 2025 11:46 am
by Przekątny
So it is not a problem with calculating distances

.
The problem is the entry in statistics.
gps_techie wrote: Sun Jan 05, 2025 9:46 am
Statistics is a feature for *.FIT files only.
Statistics are not the domain of fit files only,
statistics are also saved by the device in gpx files, if the device allows saving in gpx files.
Statistics are created in the device, Base Camp is the only program I know of that reads statistics contained in a gpx file, other programs and applications ignore the statistics records.
Re: Wrong total distance for activities longer than 167.76 km [Bug 10]
Posted: Sun Jan 05, 2025 12:35 pm
by javawa
Not only BaseCamp, Connect uses the statistics too.
Sibstr wrote: Sat Dec 21, 2024 9:23 pm
I see 176.76 km in eTrex and in Garmin Connect too.
Re: Wrong total distance for activities longer than 167.76 km [Bug 10]
Posted: Sun Jan 05, 2025 12:45 pm
by Przekątny
What file format was sent to Garmin Connect, gpx file or fit file, I wrote about statistics in gpx file.
Re: Wrong total distance for activities longer than 167.76 km [Bug 10]
Posted: Sun Jan 05, 2025 1:57 pm
by JungleJim
Przekątny wrote: Sun Jan 05, 2025 12:45 pm
What file format was sent to Garmin Connect, gpx file or fit file, I wrote about statistics in gpx file.
For devices that write recorded activities as FIT files (like the eTrex SE), the FIT file is uploaded to Connect.
Re: Wrong total distance for activities longer than 167.76 km [Bug 10]
Posted: Sun Jan 05, 2025 2:16 pm
by Przekątny
JungleJim wrote: Sun Jan 05, 2025 1:57 pm
For devices that write recorded activities as FIT files (like the eTrex SE), the FIT file is uploaded to Connect.
I think you can also add an activity to Garmin Connect manually, which is why I asked about the format,
I did not associate the activity with any device.
One of my devices has three options for recording activities,
fit file + statistics, gpx file + statistics and gpx file without statistics.
Newer devices do not have the option of recording activities without statistics,
which is why it is more difficult for the user to draw appropriate conclusions related to the topic of statistics.
Re: Wrong total distance for activities longer than 167.77 km [Bug 10]
Posted: Sun Jan 05, 2025 2:25 pm
by gps_techie
Przekątny wrote: Sun Jan 05, 2025 11:46 am
So it is not a problem with calculating distances :D .
The problem is the entry in statistics.
IMO original problem is in calculating original
distance data record, which then propagates to statistics view.
*.FIT data record contains info like
timestamp/lat/long/distance where
distance goes 0, 0.24, 0.78, ..., 167743.86, 167766.73, 167766.73, ... (limited to 167766.73 in this case) meters. Graphical view of
distance accumulation:
limited distance, 167772m.png
*.FIT file also contains session or lap statistics where
total_distance is the same incorrect 167766.73 meters.
Whether or not
total_distance is recalculated incorrectly or takes max/last value from incorrect
distance date record is of secondary concern. Primary concern is incorrect
distance data record.
Re: Wrong total distance for activities longer than 176.76 km [Bug 10]
Posted: Sun Jan 05, 2025 2:50 pm
by JungleJim
Przekątny wrote: Sun Jan 05, 2025 2:16 pm
I think you can also add an activity to Garmin Connect manually, which is why I asked about the format,
I did not associate the activity with any device.
One of my devices has three options for recording activities,
fit file + statistics, gpx file + statistics and gpx file without statistics.
Newer devices do not have the option of recording activities without statistics,
which is why it is more difficult for the user to draw appropriate conclusions related to the topic of statistics.
You sure can add activities manually to Connect, in FIT, GPX or TCX format.
You're right that we don't know how Sibstr uploaded his activities to Connect. I assumed via Express or Connect mobile app (which I think would result in a FIT file because the eTrex SE doesn't seem to support saving activities as GPX file), but he may have done it manually. So I hope he still reads this topic and can provide us with the answer!
Re: Wrong total distance for activities longer than 167.76 km [Bug 10]
Posted: Sun Jan 05, 2025 3:04 pm
by javawa
Przekątny wrote: Sun Jan 05, 2025 2:16 pm
One of my devices has three options for recording activities,
fit file + statistics, gpx file + statistics and gpx file without statistics.
What device is that?
Re: Wrong total distance for activities longer than 167.76 km [Bug 10]
Posted: Sun Jan 05, 2025 3:29 pm
by Przekątny
Oregon 650t has such a possibility.
Re: Wrong total distance for activities longer than 167.77 km [Bug 10]
Posted: Sun Jan 05, 2025 3:51 pm
by Przekątny
gps_techie wrote: Sun Jan 05, 2025 2:25 pm
*.FIT file also contains session or lap statistics where
total_distance is the same incorrect 167766.73 meters.
The limitation to 167 km has no logical justification, in the activity 2024-09-14 08.32.29.fit 167 kilometer falls on the 4478th track point.
From the information provided so far it is not possible to draw a conclusion as to why there is a limitation, if the activity is saved until the memory is full.