Position - Hemisphere Differential

Summary



TypeGNSS
VendorNot Applicable
ModelHemisphere GNSS R131 differential global positioning system receiver
S/N882983
ID Prefixgnss
CORIOLIX IDgnsspo882983
ClassNavigation
Location
Condition
Configuration
Native Sample RateNone Hz
UDP Port(s)30312 None
EnabledTrue
 


Image Not Available
 
 

General Description



Secondary GPS for R/V Savannah with SCS feed name "HEMI1".

 
 

Data Collection Specs

Native Data Feed
Signal Type
Communication Type Ethernet
Serial Details
Baud Rate
Parity
Stop Bits
Byte Size
Timeout (s) None
Polled Start Commands
Polled Serial Commands
Ethernet Details
MAC Address
IP Address
Protocol
Source File Details
Path
Filename
Native Data Format
Native Data Description
Native Data Type
Start of Message Characters
End of Message Characters
Sample Data Message $hemi-gga,$GPGGA,001410.90,3159.40129145,N,08101.37106855,W,2,09,0.9,7.9,M,-31.7,M,5.9,0131*74
Message Parser Format ['^\Whemi-gga,\WGPGGA,(?P<utc_position_fix>\d+\.\d+),(?P<latitude>\d+\.\d+),(?P<latitude_dir>[NS]),(?P<longitude>\d+\.\d+),(?P<longitude_dir>[EW]),(?P<gps_quality_indicator>\d+),(?P<num_sat_vis>\d+),(?P<hdop>\d+\.\d+),(?P<ortho_height>\-?\d+\.\d+),M,(?P<geoid_separation>\-?\d+\.\d+),M,(?P<age>[\d\.]*),\d{4}\*(?P<checksum>[0-9A-F]{2})$']
Data Processing
Data Processing Script NoTransformation
Data Rates
Native Sample Rate None Hz
Shipboard Network Packet Rate None Hz
Ship to Shore Rate None Hz
Data Storage & Access
Raw Data Ethernet Distribution
IP Address
Port 30312
Packet Size None
Transformed Data Ethernet Distribution
IP Address
Port None
Archive to Database True
Transmit Real-time Data to Shore True
Time Source
Source
 

Parameters


Quantity Latitude (degrees) Longitude (degrees)
Plot Color
 
 
Parameter Full Name Latitude Longitude
Parameter Short Name Latitude Longitude
Parameter Standard Name ALATGP01 ALONGP01
SAMOS Data Category Latitude Longitude
Description
Processing Status raw raw
Processing Symbol latitude longitude
Diagnostic False False
IOOS Category Location Location
Units degrees degrees
Data Type float float
Gross Minimum Value None degrees None degrees
Gross Maximum Value None degrees None degrees
Recommended Minimum Value None degrees None degrees
Recommended Maximum Value None degrees None degrees
Global Minimum Value -90.0 degrees -180.0 degrees
Global Maximum Value 90.0 degrees 180.0 degrees
Local Minimum Value None degrees None degrees
Local Maximum Value None degrees None degrees
Lower Detection Limit None degrees None degrees
Saturated Value None degrees None degrees
Bad Data Value None degrees None degrees
Resolution None degrees None degrees
Accuracy +/- None degrees +/- None degrees
Precision None degrees None degrees
Binning Type linear linear
Online Display Format 8.4f 9.4f
Logging Modes
 

Physical Sensor Specs

Operating Limits
Input Power None - None V AC
Ideal Power None V AC
Operating Current None - None mA @ None V AC
Analog Output None - None
Operating Flow Rate None - None ml s-1
Ideal Flow Rate None ml s-1
Operating Depth None - None m
Operating Temperature None - None degree_C
Lamp Life None days
Response Time None seconds
Additional Time Offset None seconds
Physical Status
Current Location installed
Current Status in use
Physical Condition
Physical Configuration
Software Version
Software Configuration
Data Acquisition Device ID
Data Acquisition Device Serial Port
Data Acquisition Device Analog/Digital Port(s)
Data Acquisition Device Modbus Unit None
Sensor Use Level secondary
Enabled True
Vessel Installation Location
Vessel sav
Vessel Location
Location Coordinates (meters)
Sensor Orientation
Height Above Waterline (meters) None
Zero Line Reference (degrees from bow) None
Receives Filtered Water False
 

Maintenance & Support

Sensor Log

    Date (UTC)     Submitter     Event Type     Details        
Mar 06 2025 00:25:02     King, Tristan     sensor specs update     use_level changed from [] to [secondary]    
Mar 06 2025 00:25:02     King, Tristan     sensor specs update     enabled changed from [False] to [True]    
Mar 06 2025 00:25:02     King, Tristan     sensor specs update     current_status changed from [] to [in use]    
Mar 06 2025 00:25:02     King, Tristan     sensor specs update     current_location changed from [] to [installed]    
Mar 06 2025 00:18:09     King, Tristan     new sensor     Initial submission of sensor metadata.    
 
Calibration & Maintenance

Frequency Last Completed Next Due
Maintenance A:
 
Maintenance B:
 
Maintenance C:
 
Calibration
 
Recommended Replacement
 
Warranty
 
 
Calibration Files

Date Version Author Type Document Access
 
 
User Guides & Documents

Date Version Author Type Document Access
 
 
Ownership

Quantity Value
Owner
Responsible Party
Purchase Date
Acquire Date
Acquire Condition
End/Lost Ownership Date
 
Vendor Support

Support Type Details
Company
Website
Phone
Email
Shipping
 
Copyright Notice: All sensor-specific images and documentation on this page are copyright of the vendor.
 
 
OSU logo NSF logo RCRV logo
RCRV Datapresence and Engineering Support Center
Oregon State University
Corvallis, OR 97331, USA