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Search: Posts Made By: Jelf
Forum: GPS Navigation, Maps, and Orienteering 05-13-2015, 11:53 AM
Replies: 5
Views: 10,017
Posted By Jelf
A few months ago I started this thread to make...

A few months ago I started this thread to make people aware of a project I was undertaking as a public service to make recreation related GIS (Geographical Information System) data easily available. ...
Forum: GPS Navigation, Maps, and Orienteering 12-01-2014, 09:22 PM
Replies: 5
Views: 10,017
Posted By Jelf
Good point about the data quality. ...

Good point about the data quality.

Interestingly enough, DEC has their own online map that displays a lot of this same data! Their map is called SLIM (State Lands Interactive Mapper) and here is...
Forum: GPS Navigation, Maps, and Orienteering 12-01-2014, 07:14 PM
Replies: 5
Views: 10,017
Posted By Jelf
See DEC GIS layers on hi-res topos and Google aerials

A few weeks ago I started a project to produce map links that can display recreation-related GIS data layers on top of high resolution topographic maps or on top of the Google aerials. Government...
Forum: GPS Navigation, Maps, and Orienteering 09-25-2014, 02:48 PM
Replies: 0
Views: 3,849
Posted By Jelf
Gmap4 = View topos/aerials *offline* and your geolocation

I have posted here before about Gmap4 which is an enhanced Google map viewer that I developed. Up until this summer I believed that Gmap4 would not work if your mobile browser was offline.

I was...
Forum: GPS Navigation, Maps, and Orienteering 06-14-2013, 10:31 PM
Replies: 32
Views: 44,695
Posted By Jelf
Many of you already know that Gmap4 is a general...

Many of you already know that Gmap4 is a general purpose file viewing tool for GPX, TPO, KML, KMZ and a couple of other file types.

I have posted beta version 934 (June 13th) that lets Gmap4 also...
Forum: General Adirondack Discussion 05-04-2013, 09:31 AM
Replies: 18
Views: 3,679
Posted By Jelf
For those not familiar with this area, the...

For those not familiar with this area, the following link displays the USGS topo map for the Gull Lake and Chub Lake area. Note that there might be newer trails that are not shown on these maps.
...
Forum: GPS Navigation, Maps, and Orienteering 03-23-2013, 10:08 AM
Replies: 32
Views: 44,695
Posted By Jelf
Thanks for your kind words. I am certainly...

Thanks for your kind words.

I am certainly enjoying building out the features and have more ideas rattling around in my head.

Joseph
Forum: GPS Navigation, Maps, and Orienteering 03-22-2013, 03:57 PM
Replies: 32
Views: 44,695
Posted By Jelf
Recently Gmap4 was updated to version 4.1 and now...

Recently Gmap4 was updated to version 4.1 and now includes a unique map-in-a-link feature that is worth mentioning. Anyone can now make a custom map and save their data right in a Gmap4 link. You...
Forum: Trip Reports 12-30-2012, 09:29 PM
Replies: 4
Views: 937
Posted By Jelf
For anyone not familiar with this area the...

For anyone not familiar with this area the following link will display an interactive topo map. The map is centered near the Five Mile Mtn shelter.
...
Forum: GPS Navigation, Maps, and Orienteering 12-14-2012, 09:47 AM
Replies: 9
Views: 5,699
Posted By Jelf
You can also display your GPX files (and TPO...

You can also display your GPX files (and TPO files) on high resolution topo maps using Gmap4. You do have to put your GPX file online. I often use Google Sites which is free and easy. Here is an...
Forum: Hiking in the Adirondacks 11-21-2012, 10:57 AM
Replies: 0
Views: 1,723
Posted By Jelf
iCE Peak - New iPhone/iPad app from Peakbagger.com

For those that might not know, http://www.peakbagger.com/ has an extensive database of information, photos, trip reports, etc for all kinds of high points around the world. These range from modest...
Forum: General Adirondack Discussion 10-26-2012, 11:39 AM
Replies: 7
Views: 3,319
Posted By Jelf
Below are interactive map links that should...

Below are interactive map links that should always display the most recent data files for Hurricane Sandy that NOAA has posted. The maps are displayed by the browser app Gmap4. The data files are...
Forum: GPS Navigation, Maps, and Orienteering 10-26-2012, 11:37 AM
Replies: 26
Views: 16,117
Posted By Jelf
Of course before you can draw the magnetic north...

Of course before you can draw the magnetic north lines you need to get the declination from somewhere. And yes, it does change over time. The declination printed on the bottom of some of my paper...
Forum: GPS Navigation, Maps, and Orienteering 08-09-2012, 09:44 AM
Replies: 27
Views: 15,430
Posted By Jelf
The USGS did a massive project to make high...

The USGS did a massive project to make high resolution scans of all (yes all) the paper topos they previously published. To download any of those scans for free, start here: ...
Forum: GPS Navigation, Maps, and Orienteering 08-09-2012, 08:41 AM
Replies: 27
Views: 15,430
Posted By Jelf
Here is an interactive topo map that is zoomed on...

Here is an interactive topo map that is zoomed on the area of the Sleeping Beauty trail and Spectacle Ponds. The map also shows a UTM grid which is what I use for off-trail navigation.
...
Forum: GPS Navigation, Maps, and Orienteering 01-29-2012, 03:18 PM
Replies: 32
Views: 44,695
Posted By Jelf
The Gmap4 code has been updated to version 3.0. ...

The Gmap4 code has been updated to version 3.0. There are two new ‘big’ features that many people will find useful.

First, Gmap4 can now display a new set of very high resolution USA topographic...
Forum: GPS Navigation, Maps, and Orienteering 12-21-2011, 06:59 PM
Replies: 32
Views: 44,695
Posted By Jelf
The Gmap4 production code is now version 2.3. ...

The Gmap4 production code is now version 2.3. This is the first version that includes special features for smartphones and other mobile devices.

1. Gmap4 can now find your location on the map. ...
Forum: GPS Navigation, Maps, and Orienteering 12-04-2011, 11:24 PM
Replies: 32
Views: 44,695
Posted By Jelf
Gmap4 has been updated to version 2.2. The full...

Gmap4 has been updated to version 2.2. The full list of changes is posted on the Gmap4 “what's new” page (see hompage link below). Here are some highlights.

First, waypoint names can now be...
Forum: GPS Navigation, Maps, and Orienteering 10-20-2011, 09:06 AM
Replies: 32
Views: 44,695
Posted By Jelf
At the present time Gmap4 can only read files...

At the present time Gmap4 can only read files that are online with a 'direct URL'.

By 'direct URL' I mean the URL to your file cannot contain any '?' characters. Sometime in the next few weeks I...
Forum: GPS Navigation, Maps, and Orienteering 09-18-2011, 09:41 AM
Replies: 32
Views: 44,695
Posted By Jelf
Gmap4 has been updated to version 2.1.6 dated...

Gmap4 has been updated to version 2.1.6 dated September 17, 2011.
Homepage: http://www.mappingsupport.com/p/gmap4.html

Reminder: Since Gmap4 lives in the cloud (1) you never have to download...
Showing results 1 to 20 of 36

 
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