Follow GPS Pros Hub to Contribute

GPS PROS Group Forum is for any member of LSU that is a professional land surveyor using primarily GPS in the field. Geodetic / Global Positioning Systems (GPS) Get help and offer support with survey grade GPS!

95 GPS Pros

👉️Join this Hub

💬Surveyor Community Forums - Land Surveying (42)

Sort by

Previously Delayed GLONASS Satellites Launched

Previously Delayed GLONASS Satellites Launched

March 2, 2010 By: Richard B. Langley

Roscosmos has confirmed a successful launch of the GLONASS-M satellites on March 1 at 21:19 UTC. The satellites were released from the upper stage at 00:52 UTC on March

Started by Jim

Take GPS Indoors

Indoor Positioning

Rosum, Siano Introduce ALLOY Chip Using TV Signals to Take GPS Indoors

March 1, 2010

Rosum Corporation announced today the launch of ALLOY, a location and synchronization solution for indoor and urban environments. The ALLOY chip, wh

Started by Jim

Raytheon Awarded Next-Generation Control Segment Contract (OCX)

At this rate of GPS developement we will need to stay informed on whos who and what is hype and what is practical to the surveying commnunity.

http://www.gpsworld.com/gnss-system/gps-modernization/news/raytheon-awarded-next-generation-control-segment

Started by Jim

geoid09 in gfs format file so I can SD card from PC

I have the ProMark3 RTK (PM3R) and no one so far can seem to show me a way to take the geoid09.geo file and convert it to a gsf file (geoid separation file) for my unit. Randy Black was nice enough several years ago to create me a gsf of geoid03 for

Started by Gary Breisch

Data Link for your GNSS System

Is the CELL Phone really the Achilles Heel of your GNSS Geo Station?Unfortunately, there is no magic solution. Your coverage is limited by the service provider that you have chosen to use. In speaking with some infrastructure people at Trimble, their

Started by Jim

Spectra's new Epoch 35 GNSS receiver with Field Surveyor Software

Hi Guys, I recently purchased this GPS system to replace a Topcon Hyper Pro system that failed completely (4 years- :-( ). I am very impressed with the system. It is well priced and it is quite easy to set up. I have not used the system with an NTRIP

Started by Antonie Kruger

GPS Verticle hit and Miss ???

Comment by Jim 1 second ago Delete Comment Verticle, GPS is seems undesirable at times. 1/4" - 2' variables. Not good when your putting in Pavement grades, our control. Any one have insight here. I have had time of hitting right on but the hit and mi

Started by Jim

UTM to Lat and Long or Lat

I went to gogle earth keyed in the Northing and easting into the push marker and it converted them for me. Plus it showed me exactly where the point of interest was on the image of the area I am surveying.Thanks

Started by Jim

USCG Nav Center Issues High Horizontal Dilution of Precision AdvisorySeptember 9, 2009

USCG Nav Center Issues High Horizontal Dilution of Precision AdvisorySeptember 9, 2009--------------------------------------------------------------------------------GPS may be unreliable in certain parts of the world for short periods on September 1

Started by Jim

Great resource for understanding GPS History

http://en.wikipedia.org/wiki/Global_Positioning_SystemThe Satellite Navigational Constellation world is growing fast!US Global Positioning System (GPS) at 32 satellitesRussian GLONASS at 19 satellites http://www.glonass-ianc.rsa.ru/pls/htmldb/f?p=202

Started by Jim

To all NYSNet CORS users

To all NYSNet CORS users:We have two Real Time Network outages to announce. On Tuesday, September 15, 2009, from 7:00 pm to 10:00 pm EDT there will be an outage affecting all NYSDOT Web-based applications so that our IT division can install new hardw

Started by Jim

It seems complicated

It seems complicated to use 24 satellites orbiting at 12,600 - 22,000 miles, rising and setting each 12 hours, to find our geographic position. In fact, the solution is simple. Trilateration (the measurement of distance and location) is used to pinpo

Started by Jim

Trimble Planning Utility

This link will take you to the planning utility Trimble has.http://trimble.com/planningsoftware_ts.asp

Started by Jim

Lucky Number Five (L5)

Lucky Number FiveSystem Design & Test Newsletter, February 2009Feb 24, 2009By: Alan CameronGPS WorldBy this time next month, we should have witnessed GPS Modernization Truly Rising. In the form of IIR-20(M), the GPS satellite carrying the first paylo

Started by Jim

Communications Satellites

On February 10, the Iridium 33 and Cosmos 2251 communications satellites collided over northern Siberia, at approximately 1656 GMT.The impact between the Iridium Satellite LLC-owned satellite and the 16-year-old defunct Russian military satellite occ

Started by Jim

Trimble Access: Connecting You to a World of New Possibilities

Trimble Access: Connecting You to a World of New PossibilitiesSurveying is a detail-filled job. Preparation is paramount. Yet even with the best preparation, unforeseen challenges can occur:The customer wasn't ready for you to start when you arrived

Started by Jim

GeoEye-1 Satellite Attains Full Operational Capability Certification

GeoEye-1 Satellite Attains Full Operational Capability Certification From the National Geospatial-Intelligence AgencyDULLES, Va., Feb. 20 /PRNewswire/ -- GeoEye Now Delivering the World's Highest Resolution, Most-Accurate Satellite Imagery to the U.S

Started by Jim

Forecasting your satellite coverage.

JTrack3D.html

NASA has a 3D look at real time tracking of satellites. You can see them up close and get personal with them by knowing the who what where and when of the satellites you will use while in the field.http://science.nasa.gov/Realtime/jtrack/3d/JTrack3D.

Started by Jim

L5 Civil Signal Successfully Launched

IIR-20(M) Satellite with L5 Civil Signal Successfully LaunchedMar 24, 2009GPS WorldA Lockheed Martin-built modernized Global Positioning System Block IIR (GPS IIR-M) satellite, equipped with an innovative payload that will provide an on-orbit demonst

Started by Jim

Status of GNSS

Status of GNSSUse these links to get up to date information about the status of developing global satellite networks.GPS status, go to the US Coast Guard Navigation Center websiteo http://navcen.uscg.gov/gpsGLONASS status, go to the Russian space age

Started by Jim

1
2
3

#xg { position:relative;top:120px; } #xn_bar { top:120px; }

Hello, you need to enable JavaScript to use Land Surveyors United - Global Surveying Community.

Please check your browser settings or contact your system administrator.