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GPS Links

These links are provided courtesy of Navtech Seminars and GPS Supply.


Global Positioning System Overview
One of the most comprehensive on-line general GPS related sites in existence. Complete with optional graphics. This site is a "must visit". Compiled and authored by Peter H. Dana.

Introduction to GPS Applications
Another excellent overview of GPS. Compiled and authored by John Beadles. Recently relocated.

SEDS (Students for the Exploration and Development of Space)
Excellent space related site with many HOT links! You could spend a few days here. Includes an internal search engine.

US Coast Guard
Home of the U.S. radio differential network. USCG monitors and is in charge of public relations for GPS. Many features including GPS, OMEGA, LORAN, safety and other related sites. GPS portions include almanac, status news and much more data. This is an excellent site.

The Great Globe Gallery
Many examples of different globe representations in many different formats (at least 91 views).

GEO Community Web Site
The GeoCommunity Web site is the premier resource for GIS/CAD professionals. It's a must visit for FREE downloads from over a terabyte of geospatial datasets, a high-powered, industry-specific search engine, GIS industry news, discussion forums, classifieds, and software utilities.


GLONASS (Top)

Interactive GPS & GLONASS sat. prediction
Gives GPS and GLONASS satellite position information using current almanac data.


Government Agencies (Top)

NGS (National Geodetic Survey)
Cartography, surveying, mapping, including CORS, ephemeris, orbital data and much more.

NOAA
(National Oceanographic and Atmospheric Administration)

USNO
(United States Naval Observatory)

NASA (National Aeronautics and Space Administration)

ESA (European Space Agency)

JPO (Joint Program Office)
JPO provides the coordination of GPS and runs the ground and space segments. Contains an excellent overview of GPS, its segments, equipment examples with lots of graphics.

U.S. Air Force

U.S. Navy

U.S. Marine Corps

U.S. Coast Guard (for general GPS information)

CIA (Central Intelligence Agency)

FEMA (Federal Emergency Management Administration)

FCC (Federal Communications Commission)

NIMA (National Imagery and Mapping Agency)
Formerly called DMA (Defense Mapping Agency)

NATO (North Atlantic Treaty Organization)

NAWCWPNS (Naval Air Warfare Center Weapons Division)


Planetary & Solar Related Sites (Top)

The Space Environment Center, NOAA
Monitors and forecasts solar and geophysical activity conditions that are known to have an impact on GPS.

Space Environment Center
On-line solar-terrestrial data

Sun Spot Information - From the National Solar Observatory

Planets and the Solar System
Another excellent site which has more content than can be listed here. A lot of real time information. Tours on the solar system. The sun, planets, asteroids and comets.


Space Related Sites, Satellite Launch Schedules and Information (Top)

NASA Today
NASA up-to-date headlines

NASA (National Aeronautics and Space Administration)


Tracking & Prediction On-line (Top)

Interactive on-line GPS satellite prediction
Gives all DoP values, PRNs in view with azimuth and evaluation.


Surveying, Geodesy, Geographics and Geography (Top)

USGS (U.S. Geological Survey)
NGS (National Geodetic Survey)
http://www.ngs.noaa.gov
A part of NOAA this site combines a lot of information and links related to cartography, surveying, mapping, including CORS, ephemeris, orbital data and much more. This site has a lot to offer.

How to Read the Universal Transverse Mercator (UTM) Grid
by Tom Terry

University of Calgary
Department of Geomatics Engineering. One of Canada's foremost educational institutions on GPS for Geomatics Engineering. Information on KIS conferences.

University of New Brunswick
One of Canada's foremost educational institutions on GPS for Geomatics Engineering. Very complete, detailed site down to the photo album.

Geodesy and Geomatics Hotlinks
Too many to list. International links.

The Geographer's Craft
The University of Texas at Austin. Full course including lecture notes, lab exercises & glossary.

U.S. GeoData
Software, SDTS, DEM and much more.

CDDIS (Crustal Dynamics Data Information System, NASA/GSFC)
Just what it says, a lot of good information & sites.

Ordinance Survey
Great Britain's national mapping agency which covers the production, maintenance and marketing of a range of maps (digital and paper) and other related information.

ACSM (American Congress on Surveying and Mapping)
A professional organization representing those who communicate the Earth's spatial information using precisely prepared plats, charts, maps and digital cartographic and related data systems.

Geography Guide at the Mining Company
Very cool site for basic geography and geodesy. Also a lot of "to do" links and information sites.

news:sci.engr.surveying
Surveyors news group


GIS (Top)

GIS Resource Page
Very informative site with GIS resources and links.

USGS GIS Information Page (United States Geological Survey GIS)
Includes information on the relationship between GIS and mapping and applications of GIS.

GEO Community Web Site
The GeoCommunity Web site is the premier resource for GIS/CAD professionals. It's a must visit for FREE downloads from over a terabyte of geospatial datasets, a high-powered, industry-specific search engine, GIS industry news, discussion forums, classifieds, and software utilities.



Earth Observations and Data (Top)

NOAA (National Oceanographic and Atmospheric Administration)
Many useful sites, services and software for weather, marine, atmospheric and earth based services.

NOS (National Ocean Service)
A part of NOAA which primarily deals with U.S. coastal and oceanic environment.

NEOS (National Earth Orientation Service)
Coordinates, collects, analyzes, and distributes data from various operational U.S. programs that monitor variations in the orientation of the Earth.

NGDC (National Geophysical Data Center)
NOAA provides DMSP sat. data, Glaciology, marine geo. & geophysics, solid Earth Geophysics and much more.

CGRF (Canadian Geomagnetic Reference Field)
(MIRP) Magnetic Information Retrieval Program to calculate values of magnetic declination over Canada and adjacent areas. Any location outside of this area automatically uses (ITGRF) International Geomagnetic Reference Field.

National Geomagnetism Program
Monitors and predicts the Earth's magnetic field throughout Canada.

Geological Survey of Canada
Agency for geoscientific information and research.


Associations, Organizations and Educational Institutions (Top)

Institute of Navigation
Professional society dedicated to the advancement of the art and science of navigation. Hosts 3 meetings a year including the worlds largest GPS meeting, ION-GPS. Also hosts Navtech Seminars GPS tutorials.

University of Calgary
Department of Geomatics Engineering.
One of Canada's foremost educational institutions on GPS for Geomatics Engineering. Information on KIS conferences.

University of New Brunswick
One of Canada's foremost educational institutions on GPS for Geomatics Engineering. Very complete, detailed site down to the photo album.

Industry and Non-Profit Organizations
This extensive site by John Beadles is being revised, links to the exact documents will be posted later. Too much to list.

Educational Institutions
This extensive site by John Beadles is being revised, links to the exact documents will be posted later.

Oddens's Bookmarks
More maps and mapping related data than you will ever know what to do with. A must for mapping applications.

GESS (Department of Geography and Earth Systems Science) George Mason University
Many mapping applications, maps and projects.

Ordinance Survey
Great Britain's national mapping agency which covers the production, maintenance and marketing of a range of maps (digital and paper) and other related information.

AIAA (American Institute of Aeronautics and Astronautics)
Great Britain's national mapping agency which covers the production, maintenance and marketing of a range of maps (digital and paper) and other related information.

IEEE (Institute of Electrical and Electronics Engineers)
Advancing the theory and practice of electrical, electronics and computer engineering and computer science.

FIG Surveying Database (International Federation of Surveyors)
Links to many educational institutions for the international community.

CIG (Canadian Institute of Geomatics)

IAG (International Association of Geodesy)


Timing (Top)

USNO United States Naval Observatory

USNO (U.S. Naval Observatory)
USNO master clock, computer time services, world time zones, satellite time transfer, PTTI, sun/moon rise etc. and much more.

USNO GPS Data & Information
USNO timing related to GPS. Other GPS related data as well.

GPS Time Series
Variety of GPS time based references.

Systems of Time
An explanation of different times and time references includes MJD current time.

Time Synchronization Software
Wide variety of timing software for UNIX, DOS, Win 3.x, 95, NT, Netware, Mac, OS2, Netscape, Java and wristwatch platforms. Includes network adjustment software. Too much to list.


On-Line Interactive Map and Mapping-Related Programs, Plus Other Real-Time Programs (Top)

U.S. Latitude/Longitude Server
Enter location in the U.S. and receive the lat/lon for that location. Slow but works.

Earth Viewer
View a map of the Earth observing day and night regions from such vantage points as the sun, moon or Earth itself.

Interactive Mapping On-line
Within the Yahoo search engine you can enter a street address or intersection or city, state. Program will post a map of the area on your screen and can be printed out.

City Search
Like the Yahoo site you can find your location and print out a map. We have used this one and it works well.

BigBook
Search for phone numbers and you can also pull up maps searching by exact street address or zip code.

Map Quest
Interactive mapping program which will allow display of points of interests as well as your requested location on a map.


Miscellaneous (Top)

GPS users news group
Lots of info from people who have in-depth knowledge on hand held and other receivers, there are also a lot of people who don't know what they are talking about--beware!

GPS World Magazine
Monthly GPS magazine dedicated to GPS and related fields.

JPL (Jet Propulsion Laboratory)

Lockheed Martin

Big Yellow
Search for Business phone numbers, www pages, e-mail addresses, residence phone numbers for the United States. Forget "411".

Jane's System Engineering
News and information site for domestic and international science/engineering topics.


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